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Table of Contents



UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

FORM 10-Q

QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the Quarterly Period Ended March 31, 2024

OR

TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from              to             .

Commission file number: 001-37515

Aqua Metals, Inc.

(Exact name of registrant as specified in its charter)

Delaware

47-1169572

(State or other jurisdiction of
incorporation or organization)

(I.R.S. Employer
Identification no.)

5370 Kietzke Lane, Suite 201

Reno, Nevada 89511

(Address of principal executive offices, including zip code)

 

(775) 446-4418

(Registrant’s telephone number, including area code)

 

Not Applicable

(Former name, former address and former fiscal year, if changed since last report)

 

Securities registered pursuant to Section 12(b) of the Act:

Title of each class of stock:

Trading symbol

Name of each exchange on which registered:

Common Stock

AQMS

The Nasdaq Capital Market

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☒ No ☐

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☒ No ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company (as defined in Rule 12b-2 of the Act):

Large accelerated filer

 ☐

Accelerated filer

 ☐

Non-accelerated filer

 ☒

Smaller reporting company

 

  

Emerging Growth Company

 

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes No ☒

As of May 8, 2024, there were 113,226,006 outstanding shares of the common stock of Aqua Metals, Inc.



 

 

 

 

   

Page

 

PART I - FINANCIAL INFORMATION

 

Item 1.

Financial Statements

1

 

Condensed Consolidated Balance Sheets as of March 31, 2024 and December 31, 2023 - Unaudited

1
 

Condensed Consolidated Statements of Operations for the Three Months Ended March 31, 2024 and 2023 - Unaudited

2

 

Condensed Consolidated Statements of Stockholders' Equity for the Three Months Ended March 31, 2024 and 2023 - Unaudited

3

 

Condensed Consolidated Statements of Cash Flows for the Three Months Ended March 31, 2024 and 2023- Unaudited

4

 

Notes to Condensed Consolidated Financial Statements - Unaudited

5

Item 2.

Management’s Discussion and Analysis of Financial Condition and Results of Operations

13

Item 3.

Quantitative and Qualitative Disclosures about Market Risk

17

Item 4.

Controls and Procedures

17

 

PART II - OTHER INFORMATION

 

Item 1A.

Risk Factors

18

Item 6.

Exhibits

19

 

 

 

 

 

PART I - FINANCIAL INFORMATION

 

Item 1. Financial Statements

 

AQUA METALS, INC.

Condensed Consolidated Balance Sheets - Unaudited

(in thousands, except share and per share amounts)

 

  

March 31, 2024

  

December 31, 2023

 

ASSETS

        

Current assets

        

Cash and cash equivalents

 $8,294  $16,522 

Note receivable - LINICO

  450   600 

Accounts receivable

     67 

Inventory

  1,040   929 

Prepaid expenses and other current assets

  296   181 

Total current assets

  10,080   18,299 
         

Non-current assets

        

Property, plant and equipment, net

  14,453   10,347 

Intellectual property, net

  236   281 

Other assets

  6,677   4,673 

Total non-current assets

  21,366   15,301 
         

Total assets

 $31,446  $33,600 
         

LIABILITIES AND STOCKHOLDERS’ EQUITY

        
         

Current liabilities

        

Accounts payable

 $1,997  $1,836 

Accrued expenses

  3,231   2,467 

Lease liability, current portion

  253   275 

Note payable, current portion

  2,970   35 

Total current liabilities

  8,451   4,613 
         

Non-current liabilities

        

Lease liability, non-current portion

  143    

Note payable, non-current portion

     2,923 

Total liabilities

  8,594   7,536 
         

Commitments and contingencies (see Note 12)

          
         

Stockholders’ equity

        

Common stock; $0.001 par value; 200,000,000 shares authorized; 113,131,561 and 112,674,915, shares issued and outstanding as of March 31, 2024, respectively and 108,308,661 and 107,880,095, shares issued and outstanding as of December 31, 2023, respectively

  113   108 

Additional paid-in capital

  252,066   249,687 

Accumulated deficit

  (228,967)  (223,215)

Treasury stock, at cost; common shares: 456,646 and 428,566 as of March 31, 2024 and December 31, 2023, respectively

  (360)  (516)

Total stockholders’ equity

  22,852   26,064 
         

Total liabilities and stockholders’ equity

 $31,446  $33,600 

 

The accompanying notes are an integral part of these condensed consolidated financial statements.

 

 

 

 

 

AQUA METALS, INC.

Condensed Consolidated Statements of Operations - Unaudited

(in thousands, except share and per share amounts)

 

   

Three Months Ended March 31,

 
   

2024

   

2023

 
                 

Operating cost and expense

               

Plant operations

  $ 2,209     $ 1,065  

Research and development cost

    588       445  

Gain on disposal of property, plant and equipment

          (20 )

General and administrative expense

    2,995       3,006  

Total operating expense

    5,792       4,496  
                 

Loss from operations

    (5,792 )     (4,496 )
                 

Other income and (expense)

               

Interest expense

    (106 )     (176 )

Interest and other income

    146       66  
                 

Total other income (expense), net

    40       (110 )
                 

Net loss

  $ (5,752 )   $ (4,606 )
                 

Weighted average shares outstanding, basic and diluted

    110,054,605       81,285,740  
                 

Basic and diluted net loss per share

  $ (0.05 )   $ (0.06 )

 

The accompanying notes are an integral part of these condensed consolidated financial statements.

 

 

AQUA METALS, INC.

Condensed Consolidated Statements of Stockholders’ Equity - Unaudited

(in thousands, except share amounts)

 

          

Additional

              

Total

 
  

Common Stock

  

Paid-in

  

Accumulated

  

Treasury Stock

  

Stockholders'

 
  

Shares

  

Amount

  

Capital

  

Deficit

  

Shares

  

Amount

  

Equity

 
                             

Balances, December 31, 2023

  107,880,095  $108  $249,687  $(223,215)  428,566  $(516) $26,064 
                             

Stock-based compensation

        773            773 

Common stock issued to employees and directors, includes RSUs vesting and withholdings to satisfy tax withholdings on RSUs vesting

  639,209   1   (516)     28,080   156   (359)

Common stock issued for ATM share sales, net of $74 transaction costs

  4,155,611   4   2,122            2,126 

Net loss

           (5,752)        (5,752)
                             

Balances, March 31, 2024

  112,674,915  $113  $252,066  $(228,967)  456,646  $(360) $22,852 
                             

Balances, December 31, 2022

  79,481,751  $79  $220,114  $(199,277)    $  $20,916 
                             

Stock-based compensation

        686            686 

RSUs issued for consulting services

  15,781      12            12 

Common stock issued to employees and directors, includes RSUs vesting and withholdings to satisfy tax withholdings on RSUs vesting

  822,111   1         510,632   (577)  (576)

Common stock issued for employee stock purchase plan sales

  192,707      122            122 

Common stock issued for class action settlement

  469,366   1   500            501 

Common stock issued for ATM share sales, net of $62 transaction costs

  1,662,953   2   1,987            1,989 

Common stock issued for director fees

  25,500      32            32 

Net loss

           (4,606)        (4,606)
                             

Balances, March 31, 2023

  82,670,169  $83  $223,453  $(203,883)  510,632  $(577) $19,076 

 

The accompanying notes are an integral part of these condensed consolidated financial statements.

 

 

 

AQUA METALS, INC.

Condensed Consolidated Statements of Cash Flows - Unaudited

(in thousands)

 

   

Three Months Ended March 31,

 
   

2024

   

2023

 

Cash flows from operating activities:

               

Net loss

  $ (5,752 )   $ (4,606 )

Reconciliation of net loss to net cash used in operating activities

               

Depreciation and ROU asset amortization

    280       141  

Amortization of intellectual property

    45       45  

Fair value of common stock issued for director fees

          32  

Fair value of common stock issued for consulting services

          12  

Stock-based compensation

    774       687  

Amortization of deferred financing costs

    11       16  

Gain on disposal of property, plant and equipment

          (20 )

Non-cash interest expense

    24        

Changes in operating assets and liabilities

               

Proceeds from leasing of building

          283  

Accounts receivable

    67       12  

Inventory

    (111 )     (23 )

Prepaid expenses and other current assets

    (115 )     (23 )

Accounts payable

    111       107  

Accrued expenses

    399       547  

Other assets and liabilities

    16       (73 )

Net cash used in operating activities

    (4,251 )     (2,863 )
                 

Cash flows from investing activities:

               

Purchases of property, plant and equipment

    (2,737 )     (5,255 )

Proceeds from sale of equipment

          67  

Equipment deposits

    (2,992 )     (34 )

Proceeds from note receivable

    150        

Net cash used in investing activities

    (5,579 )     (5,222 )
                 

Cash flows from financing activities:

               

Proceeds from employee stock purchase plan

          14  

Proceeds from note payable, net

          2,932  

Cash paid for tax withholdings on RSUs vesting

    (360 )     (577 )

Debt issuance costs

    (164 )      

Proceeds from ATM, net

    2,126       1,989  

Net cash provided by financing activities

    1,602       4,358  
                 

Net decrease in cash and cash equivalents

    (8,228 )     (3,727 )

Cash and cash equivalents at beginning of period

    16,522       7,082  

Cash and cash equivalents at end of period

  $ 8,294     $ 3,355  

 

   

Three Months Ended March 31,

 
   

2024

   

2023

 

Supplemental disclosure of cash flows information

               

Cash paid for interest

  $ 82     $ 155  
                 

Supplemental disclosure of non-cash transactions

               

Acquisitions of property, plant and equipment included in accounts payable

  $ 1,121     $ 412  

Acquisitions of property, plant and equipment included in accrued expenses

  $ 1,638     $ 210  

Equity included in accrued expenses

  $     $ 608  

 

 

The accompanying notes are an integral part of these condensed consolidated financial statements.

 

4

AQUA METALS, INC.
Notes to Condensed Consolidated Financial Statements
(Unaudited)

 

 

 

1. Organization

 

Aqua Metals (NASDAQ: AQMS) is engaged in the business of applying its commercialized clean, water-based recycling technology principles to develop the clean and cost-efficient recycling solutions for both lead and lithium-ion (“Li”) batteries. Our recycling process is a patented hydro- and electrometallurgical technology that is a novel, proprietary and patented process we developed and named AquaRefining. AquaRefining is a low-emissions, closed-loop recycling technology that replaces polluting furnaces and hazardous chemicals with electricity-powered electroplating to recover valuable metals and materials from spent batteries with higher purity, lower emissions, and with minimal waste. The modular “Aqualyzers” cleanly generate ultra-pure metal one atom at a time, closing the sustainability loop for the rapidly growing energy storage economy.

 

We are in the process of demonstrating that Li AquaRefining, which is fundamentally non-polluting, can create the highest quality and highest yields of recovered minerals from lithium-ion batteries with lower waste streams and lower costs than existing alternatives.

 

Our focus for the lead market is providing equipment and licensing of our lead acid battery recycling technologies in an enabler model which allows us to work with anyone in the industry globally and address the entire marketplace. Our focus for the lithium market includes operating our first-of-a-kind lithium battery recycling facility, utilizing electricity to recycle instead of intensive chemical processes, fossil fuels, or high-temperature furnaces and licensing.

 

Liquidity and Going Concern Assessment

 

For the quarters ended  March 31, 2024 and 2023, the Company reported a net loss of $5.8 million and $4.6 million, respectively, and negative cash from operations of $4.3 million and $2.9 million, respectively. As of  March 31, 2024, the Company had cash and cash equivalents of approximately $8.3 million, current liabilities of $8.5 million and an accumulated deficit of $229.0 million. The Company's current liabilities of $8.5 million include the note payable with Summit Investment Services, LLC in the amount of approximately $3 million due on February 1, 2025 as disclosed in Note 10. The Company has not generated revenues from commercial operations and expects to continue incurring losses for the foreseeable future.

 

Management believes that the Company does not have sufficient capital resources to sustain operations through at least the next twelve months from the date of this filing. Additionally, in view of the Company’s expectation to incur significant losses for the foreseeable future it will be required to raise additional capital resources in order to fund its operations, although the availability of, and the Company’s access to such resources, is not assured. Accordingly, management believes that there is substantial doubt regarding the Company’s ability to continue operating as a going concern through the next twelve months from the date of this filing.

 

The accompanying condensed consolidated financial statements have been prepared under the assumption the Company will continue to operate as a going concern, which contemplates the realization of assets and the settlement of liabilities in the normal course of business. The condensed consolidated financial statements do not include any adjustments to reflect the possible future effects on the recoverability and classification of assets or the amounts of liabilities that  may result from uncertainty related to the Company’s ability to continue as a going concern.

 

Reclassification of Prior Period Financial Statements

 

For the quarter ended March 30, 2023, the gain on disposal of property, plant and equipment was presented in the Condensed Consolidated Statement of Operations within loss from operations. This reclassification  was made for the year ended December 31, 2023 and presented in the Annual Report on Form 10-K for the year then ended.

 

We have reclassified the prior period Condensed Consolidated Statement of Operations included in this filing to conform to the current period presentation, as shown in the following table:

 

  

Three Months Ended March 31, 2023

 
  

As Reported

  

Correction

  

As Corrected

 

Operating cost and expense

            

Gain on disposal of property, plant and equipment

     (20)  (20)

Total operating expense

 $4,516  $(20) $4,496 

Income (loss) from Operations

 $(4,516) $20  $(4,496)
             

Other income and expense

            

Gain on disposal of property, plant and equipment

  20   (20)   

Total other income (expense), net

 $(90) $(20) $(110)

 

Correction of an immaterial error to prior period financial statements

 

For the quarter ended March 31, 2023, we identified a correction of an immaterial error to prior period financial statements relating to number of common stock shares presented in the condensed consolidated balance sheet and condensed consolidated statements of stockholders' equity. The effect of this error was to overstate the number of common stock shares issued to employees and directors for RSU vesting during the three months ended March 31, 2023 by 510,632 shares. The error did not have an effect on the monetary balance of common stock presented or any other amounts reported in the condensed consolidated balance sheet, condensed consolidated statement of operations, condensed consolidated statements of stockholders' equity, or condensed consolidated statement of cash flow for the related periods. Based upon our evaluation of both quantitative and qualitative factors, we believe that the effect of this error was not material to any previously reported quarterly period.

 

 

5

 

 

The following sets forth the effects of the correction on the previously reported condensed consolidated statement of stockholders’ equity.

 

  

As Reported

  

Correction

  

As Corrected

 
  

Common Stock

  

Common Stock

  

Common Stock

 
  

Shares

  

Shares

  

Shares

 
             

Common stock issued to employees and directors, includes RSUs vesting

  1,332,743   (510,632)  822,111 
             

Balances, March 31, 2023

  83,180,801   (510,632) $82,670,169 

 

 

2. Summary of significant accounting policies

 

The significant accounting policies and estimates used in preparation of the condensed consolidated financial statements are described in the Company’s audited consolidated financial statements as of and for the year ended December 31, 2023, and the notes thereto, which are included in the Company’s Annual Report on Form 10-K for the year ended  December 31, 2023, as filed with the Securities and Exchange Commission, or the SEC, on March 28, 2024. There have been no material changes in the Company’s significant accounting policies during the three months ended March 31, 2024.

 

Basis of presentation

 

The accompanying unaudited condensed consolidated financial statements of Aqua Metals, Inc. and subsidiaries (collectively, the “Company” or “Aqua Metals”) have been prepared in accordance with the interim reporting requirements of Form 10-Q, pursuant to the rules and regulations of the United States Securities and Exchange Commission (the “SEC”) and should be read in conjunction with the Company's audited consolidated financial statements for the period ended December 31, 2023, which are included on Form 10-K filed with the Securities and Exchange Commission on March 28, 2024. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles in the United States of America (“U.S. GAAP”) for annual consolidated financial statements. In the opinion of management, all adjustments (which include normal recurring adjustments) considered necessary to present fairly each of the condensed consolidated balance sheet as of March 31, 2024, the condensed consolidated statements of operations for the three months ended March 31, 2024 and March 31, 2023, the condensed consolidated statements of stockholders' equity for the three months ended March 31, 2024 and March 31, 2023 and the condensed consolidated statements of cash flows for the three months ended March 31, 2024 and March 31, 2023, as applicable, have been made. The condensed consolidated balance sheet as of December 31, 2023 has been derived from the Company’s audited consolidated financial statements as of such date, but it does not include all disclosures required by U.S. GAAP for annual presentation.

 

The results of operations for the three months ended March 31, 2024 are not necessarily indicative of results that may be expected for the year ending  December 31, 2024.

 

Principles of consolidation

 

The accompanying unaudited condensed consolidated financial statements include the accounts of the Company and its subsidiaries, all of which are wholly-owned subsidiaries. Inter-company accounts and transactions have been eliminated in consolidation.

 

Use of estimates

 

The preparation of the condensed consolidated financial statements requires management of the Company to make a number of estimates and assumptions relating to the reported amount of assets and liabilities and the disclosure of contingent assets and liabilities at the date of the condensed consolidated financial statements, and the reported amounts of expenses during the period. Significant items subject to such estimates and assumptions include the carrying amount and valuation of long-lived assets, valuation allowances for deferred tax assets, and the determination of stock-based compensation expense. Actual results could differ from those estimates.

 

6

 

Net loss per share

 

Basic net loss per share is computed by dividing net loss by the weighted average number of common shares outstanding during the period. Diluted net loss per share is computed by dividing the net loss by the weighted average number of common share equivalents outstanding for the period determined using the treasury-stock method or the if-converted method, as applicable. For purposes of this calculation, stock options, restricted stock units (RSUs) and warrants to purchase common stock are considered to be common stock equivalents and are only included in the calculation of diluted net loss per share when their effect is dilutive. The following shares underlying outstanding convertible notes, stock options, RSUs and warrants to purchase common stock were anti-dilutive due to a net loss in the periods presented and, therefore, were excluded from the dilutive weighted average securities computation for the three and three months ended March 31, as indicated below:

 

  

Three Months Ended March 31,

 

Excluded potentially dilutive weighted average securities (1):

 

2024

  

2023

 
         

Unvested restricted stock units

  8,713,793   5,355,725 

Options to purchase common stock

     994,068 

Financing warrants to purchase common stock

  571,092   6,372 

Total potential dilutive weighted average securities

  9,284,885   6,356,165 

 

 

 

(1) Securities are presented on a weighted average outstanding calculation as required if the securities were dilutive.

 

Segment and geographic information

 

Our chief operating decision maker (“CODM”) is the Chief Executive Officer. Operating segments are defined as components of an enterprise engaging in business activities for which discrete financial information is available and regularly reviewed by the CODM in deciding how to allocate resources and in assessing performance. The CODM views its operations and manages its business in one operating segment.

 

Concentration of credit risk

 

The Company did not generate revenue during the three months ended March 31, 2024 and 2023, respectively. The Company had no trade receivables as of  March 31, 2024 and  December 31, 2023. The accounts receivable balance on the Company's consolidated balance sheet as of  December 31, 2023 consisted of proceeds from a non-recurring engineering (NRE) arrangement with 6K Energy.

 

 

7

AQUA METALS, INC.
Notes to Condensed Consolidated Financial Statements
(Unaudited)
 

 

Recent accounting pronouncements

 

Recently issued accounting pronouncements not yet adopted

 

In  November 2023, the Financial Accounting Standards Board (“FASB”) issued ASU No. 2023-07, Improvements to Reportable Segment Disclosures (Topic 280). This ASU updates reportable segment disclosure requirements by requiring disclosures of significant reportable segment expenses that are regularly provided to the Chief Operating Decision Maker (“CODM”) and included within each reported measure of a segment's profit or loss. This ASU also requires disclosure of the title and position of the individual identified as the CODM and an explanation of how the CODM uses the reported measures of a segment’s profit or loss in assessing segment performance and deciding how to allocate resources. The ASU is effective for annual periods beginning after  December 15, 2023, and interim periods within fiscal years beginning after  December 15, 2024. Adoption of the ASU should be applied retrospectively to all prior periods presented in the financial statements. Early adoption is also permitted. This ASU will likely result in us including the additional required disclosures when adopted. We are currently evaluating the impact that this guidance will have on the disclosures within our consolidated financial statements.

 

In  December 2023, the FASB issued ASU No. 2023-09, Improvements to Income Tax Disclosures (Topic 740). The ASU requires disaggregated information about a reporting entity’s effective tax rate reconciliation as well as additional information on income taxes paid. The ASU is effective on a prospective basis for annual periods beginning after  December 15, 2024. Early adoption is also permitted for annual financial statements that have not yet been issued or made available for issuance. This ASU will require additional disclosures in our consolidated financial statements, once adopted.

 

 

 

3. Revenue recognition

 

The Company has historically generated revenues by recycling lead acid batteries (“LABs”) and selling the recovered lead to its customers.

 

The Company was not in commercial production during the three months ended March 31, 2024 and 2023, respectively. Historically, Company products transferred to customers at a single point in time accounted for 100% of its revenue. 

 

 

 

4. Note receivable

 

On February 15, 2021, the Company entered into a Series A Preferred Stock Purchase Agreement with LINICO Corporation, a Nevada Corporation, or ("LINICO"), that provided for the Company's issuance of 375,000 shares (“Aqua Shares”) of the Company's common stock in consideration of LINICO’s issuance of 1,500 shares of its Series A Preferred Stock, at a stated aggregate value of $1.5 million, along with a three-year warrant (“Series A Warrant”) to purchase an additional 500 shares of LINICO Series A Preferred Stock at an exercise price of $1,000 per share. During the three months ended March 31, 2022, the Company exercised the warrant for all 500 LINICO Series A Preferred shares. Following the exercise, the Company held a total of 2,000 shares of the Series A Preferred Stock with a fair market value of $2,000,000, representing approximately 12% of LINICO common stock on a fully diluted basis.

 

The Company accounted for the LINICO investment under ASC 321, Investments-Equity Securities, using the measurement alternative of recording at cost as the investment in LINICO doesn’t have a readily determinable fair value.

 

During the year ended  December 31, 2023, the Company sold its stock in LINICO and recorded an impairment of $1,400,000 and a note receivable of $600,000. The proceeds will be received over a 12-month installment starting in  January 2024. For the three months ended March 31, 2024, the Company recognized a reduction in the note receivable balance of $150,000.

 

 

 

8

AQUA METALS, INC.
Notes to Condensed Consolidated Financial Statements
(Unaudited)

 

 

 

5. Inventory

 

Inventory consisted of the following (in thousands):

 

  

March 31, 2024

  

December 31, 2023

 
         

Work in process

 $145  $135 

Raw materials

  895   794 

Total inventory

 $1,040  $929 

 

 

 

6. Property, plant and equipment, net

 

Property, plant and equipment, net, consisted of the following (in thousands):

 

  

Useful Life

         

Asset Class

 

(Years)

  

March 31, 2024

  

December 31, 2023

 
             

Operational equipment

  3 - 10  $3,581  $3,581 

Lab equipment

  5   817   817 

Computer equipment

  3   111   89 

Office furniture and equipment

  3   90   90 

Leasehold improvements

  2.5   80   80 

Land

  -   1,141   1,141 

Building

  39   3,131   3,131 

Equipment under construction

      7,349   3,047 
       16,300   11,976 

Less: accumulated depreciation

      (1,847)  (1,629)
             

Total property, plant and equipment, net

     $14,453  $10,347 

 

Property, plant and equipment depreciation expense was $218,000 and $82,000 for the three months ended March 31, 2024 and three months ended March 31, 2023, respectively. Equipment under construction is comprised of our lithium-ion battery recycling commercial equipment along with various components being manufactured or installed by the Company.

 

 

7. Other assets

 

Other assets consist of the following (in thousands):

 

  

March 31, 2024

  

December 31, 2023

 
         

Equipment deposits (1)

 $5,992  $4,291 

Nevada facilities Right of Use Assets (2)

  361   222 

Other assets

  324   160 

Total other assets, non-current

 $6,677  $4,673 

 

 

(1) Deposits for equipment to be acquired and utilized at the Company's Phase One build-out of our recycling campus at Tahoe-Reno Industrial Center (TRIC). 

 

(2) See Footnote 9.

 

9

AQUA METALS, INC.
Notes to Condensed Consolidated Financial Statements
(Unaudited)

 

 

 

8. Accrued expenses

 

Accrued expenses consist of the following (in thousands):

 

  

March 31, 2024

  

December 31, 2023

 
         

Property, plant and equipment related

 $2,199  $1,857 

Payroll related

  883   506 

Other

  101   78 

Professional services

  48   26 

Total accrued expenses

 $3,231  $2,467 

 

 

 

9. Leases

 

As of March 31, 2024, the Company maintained one finance lease for equipment and two operating leases for real estate. The operating leases have current terms of 36 and 37 months and include one or more options to extend the duration of the agreements. These operating leases are included in "Other assets" on the Company's condensed consolidated balance sheets and represent the Company's right to use the underlying assets for the term of the leases. The Company's obligation to make lease payments are included in "Lease liability, current portion" and "Lease liability, non-current portion" on the Company's condensed consolidated balance sheets. 

 

On March 14, 2024, the Company extended its operating lease for its headquarters located at 5370 Kietzke Lane, Reno, NV. The lease extension was determined to be a lease modification that qualified as a change of accounting on the existing lease and not a separate contract. As such, the Right-of-Use (“ROU”) assets and operating lease liabilities were remeasured using an incremental borrowing rate at the date of modification of 9.61%, which resulted in an increase of the ROU asset of $170,000 and an increase in the operating lease liabilities of $166,000.

 

The Company currently maintains one finance lease for equipment. In November 2021, the Company entered into a finance lease for a modular laboratory which expires in October 2024. On April 1, 2024 the Company entered into a finance lease for laboratory equipment which expires in 2029.

 

Information related to the Company's right-of-use assets and related lease liabilities were as follows (in thousands):

 

  

Three Months Ended

 
  

March 31,

 
  

2024

  

2023

 

Cash paid for operating lease liabilities

 $68  $66 

Operating lease cost

 $67  $65 
         

Cash paid for finance lease liabilities

 $14  $15 

Interest expense

 $1  $2 

 

  

March 31, 2024

  

March 31, 2023

 

Weighted-average remaining lease term (years) - operating leases

  1.4   1.6 

Weighted-average discount rate - operating leases

  9.18%  6.16%
         

Weighted-average remaining lease term (years) - finance leases

  1.6   1.0 

Weighted-average discount rate - finance leases

  8.17%  7.49%
         

Right-of-use assets obtained in exchange for lease obligations:

        

Operating leases

 $170    

 

Future maturities of lease liabilities as of March 31, 2024 are as follows (in thousands):

 

Due in 12-month period ended March 31,

        
  

Operating Leases

  

Finance Leases

 

2024

 $207  $32 

2025

  188    

Less imputed interest

  (30)  (1)

Total lease liabilities

 $365  $31 
         

Current lease liabilities

 $222  $31 

Non-current lease liabilities

  143    

Total lease liabilities

 $365  $31 

 

10

AQUA METALS, INC.
Notes to Condensed Consolidated Financial Statements
(Unaudited)
 
 

 

10. Note payable

 

On February 1, 2023, Aqua Metals Reno, Inc., our wholly-owned subsidiary, entered into a Loan Agreement with Summit Investment Services, LLC, a Nevada limited liability company (the “Lender”), pursuant to which the Lender provided us with a loan in the amount of $3 million. The loan proceeds were used to purchase a building located at 2999 Waltham Way McCarran, NV 89434 (the “Building”). The loan accrues interest at a fixed annual rate of 9.50%. Interest-only payments are due monthly for the first twenty-four months and the principal and all unpaid interest is due on February 1, 2025. We have the right to prepay the loan at any time, provided that we must pay guaranteed minimum interest of $213,750 (9-months of interest). The Loan Agreement includes representations, warranties, and affirmative and negative covenants that are customary of institutional loan agreements. As of  March 31, 2024 and  December 31, 2023, the Company was in compliance with all of the covenants. The loan is collateralized by a first priority lien on the building and site improvements, and is guaranteed by Aqua Metals, Inc.

 

Note payable is comprised of the following (in thousands):

 

  

March 31, 2024

  

December 31, 2023

 
         

Note payable, current portion

        

Summit Investment Services, LLC

 $3,000  $35 

Less issuance costs

  (30)   

Total note payable, current portion

 $2,970  $35 
         

Note payable, non-current portion

        

Summit Investment Services, LLC

 $  $3,000 

Less issuance costs

     (77)

Total note payable, non-current portion

 $  $2,923 

 

 

 

 

11. Stockholders’ equity

 

Shares issued

 

During the three months ended March 31, 2024, the Company issued 1,056,082 shares of common stock upon vesting of Restricted Stock Units ("RSUs") granted by the Company to management and employees, including 428,566 of reissued treasury stock. We withheld 456,646 shares to satisfy approximately $360,000 of employees’ tax obligations during the three months ended March 31, 2024. We treat shares of common stock withheld for tax purposes on behalf of our employees in connection with the vesting of RSUs in a similar manner as common stock repurchases and reported as treasury stock. 

 

During the three months ended March 31, 2024, the Company issued 39,773 shares of common stock upon vesting of RSUs granted to Board members.

 

During the three months ended March 31, 2024, the Company issued 4,155,611 shares of common stock pursuant to the at the market issuance sales agreement for net proceeds of $2.1 million.

 

 

 

11

AQUA METALS, INC.
Notes to Condensed Consolidated Financial Statements
(Unaudited)
 

Stock-based compensation

 

The stock-based compensation expense was allocated as follows:

 

  

Three Months Ended March 31,

 
  

2024

  

2023

 

Plant operations

 $86  $29 

Research and development cost

  20   18 

General and administrative expense

  668   640 

Total

 $774  $687 

 

 

2014 Stock Incentive Plan

 

We have adopted the Aqua Metals, Inc. 2014 Stock Incentive Plan providing for the grant of non-qualified stock options and incentive stock options to purchase shares of our common stock and for the grant of restricted and unrestricted share grants. All of our officers, directors, employees and consultants are eligible to participate under the plan. The purpose of the plan is to provide eligible participants with an opportunity to acquire an ownership interest in our company. As of  March 31, 2024, there were 635,215 remaining shares available for future grants.

 

2019 Stock Incentive Plan

 

In 2019, our board of directors adopted the Aqua Metals, Inc. 2019 Stock Incentive Plan (the “2019 Plan”). A total of 18,500,000 shares of common stock was authorized for issuance pursuant to the 2019 Plan. The 2019 Plan provides for the following types of stock-based awards: incentive stock options; non-statutory stock options; restricted stock; and performance stock. The 2019 Plan, under which equity incentives may be granted to employees and directors under incentive and non-statutory agreements, requires that the option price may not be less than the fair value of the stock at the date the option is granted. Option awards are exercisable until their expiration, which may not exceed 10 years from the grant date. As of  March 31, 2024, there were 1,269,037 remaining shares available for future grants.

 

      

RSUs Outstanding

 
         
  

Number of

     
  

Shares

     
  

Available for

  

Number of

 
  

Grant

  

RSUs

 

Balances, December 31, 2023

  1,420,454   8,654,491 

Granted

  (111,522)  111,522 

Exercised/ Released

     (1,095,855)

Forfeited

  138,674   (138,674)

Returned to Plan

  456,646    

Balances, March 31, 2024

  1,904,252   7,531,484 

 

Restricted stock units

 

During the first quarter of 2024, the Company granted 111,522 RSUs, all of which were subject to vesting, with a grant date fair value of $60,000 to employees. The shares vest in three equal installments over a three-year period.

 

 

 

12. Commitments and contingencies

 

We  may, from time to time, be party to litigation and subject to claims incident to the ordinary course of business. As our growth continues, we  may become party to an increasing number of litigation matters and claims. The outcome of litigation and claims cannot be predicted with certainty, and the resolution of any future matters could materially affect our future financial position, results of operations or cash flows. We are not party to any legal proceedings that, if determined adversely to us, would individually or taken together have a material adverse effect on our business, results of operations, financial condition or cash flows.

 

 

 

13. Subsequent events

 

On May 14, 2024, Aqua Metals, Inc. (the “Company”) entered into an Underwriting Agreement (the “Agreement”) with The Benchmark Company, LLC, as representative of the several underwriters (the “Underwriter”), relating to an underwritten offering of 17,500,000 shares (“Company Shares”) of its $0.001 par value common stock (“Common Stock”) and warrants (“Warrants”) to purchase up to 17,500,000 shares of Common Stock (“Warrant Shares”). The Warrants are being offered and sold at the rate of one Warrant for every one Company Share purchased in this offering. The public offering price, before the Underwriter’s discount and commissions, for each Company Share is $0.39 and for each accompanying Warrant is $0.01. Per the Agreement the Underwriter will get a 7% discount and has the option to exercise an over-allotment option to acquire up to an additional 2,625,000 shares of Common Stock and 2,625,000 Warrants within 30 days of closing. 

 

Each Warrant will have an exercise price of $0.39 per share of Common Stock and will be immediately exercisable on the date of issuance. The Warrants will expire five years after the date of issuance. 

 

On May 13, 2024, we entered into a non-binding term sheet with a strategic lender for a secured loan facility in the amount of up to $33 million. The secured loan facility is to be used for the completion of the Phase 1 development of our five‑acre recycling campus in the Tahoe‑Reno Industrial Center. The term sheet is non-binding, except for certain confidentiality and break-up provisions, and the lender’s obligation to close is subject to its further due diligence and the negotiation and execution of definitive agreements. The term sheet contemplates that the parties will close on the loan facility by June 30, 2024, subject to the aforementioned closing conditions. There can be no assurance that we will be able close on the secured loan facility.

 

 

12

 

 

 

 

Item 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations

 

Cautionary Statement

 

The following discussion and analysis should be read in conjunction with our unaudited condensed consolidated financial statements and the related notes thereto contained elsewhere in this report. The information contained in this quarterly report on Form 10-Q is not a complete description of our business or the risks associated with an investment in our common stock. We urge you to carefully review and consider the various disclosures made by us in this report and in our other filings with the Securities and Exchange Commission, or SEC, including our Annual Report on Form 10-K for the year ended December 31, 2023 filed with the SEC on March 9, 2023, or our Annual Report.

 

In this report we make, and from time to time we otherwise make written and oral statements regarding our business and prospects, such as projections of future performance, statements of management’s plans and objectives, forecasts of market trends, and other matters that are forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. Statements containing the words or phrases “will likely result,” “are expected to,” “will continue,” “is anticipated,” “estimates,” “projects,” “believes,” “expects,” “anticipates,” “intends,” “target,” “goal,” “plans,” “objective,” “should” or similar expressions identify forward-looking statements, which may appear in our documents, reports, filings with the SEC, and news releases, and in written or oral presentations made by officers or other representatives to analysts, stockholders, investors, news organizations and others, and in discussions with management and other of our representatives.

 

Our future results, including results related to forward-looking statements, involve a number of risks and uncertainties, including those risks included below in Part II, Item 1 “Risk Factors”. No assurance can be given that the results reflected in any forward-looking statements will be achieved. Any forward-looking statement speaks only as of the date on which such statement is made. Our forward-looking statements are based upon assumptions that are sometimes based upon estimates, data, communications and other information from suppliers, government agencies and other sources that may be subject to revision. Except as required by law, we do not undertake any obligation to update or keep current either (i) any forward-looking statement to reflect events or circumstances arising after the date of such statement or (ii) the important factors that could cause our future results to differ materially from historical results or trends, results anticipated or planned by us, or which are reflected from time to time in any forward-looking statement.

 

General

 

Aqua Metals is engaged in the business of applying its commercialized clean, water-based, recycling technology principles to develop cost-efficient recycling solutions for both lead and lithium-ion (“Li”) batteries. Our recycling process is a patented hydro and electrometallurgical technology that is a novel, proprietary and patented process we developed and named AquaRefining. AquaRefining is a low-emissions, closed-loop recycling technology that has the potential to replace polluting furnaces and hazardous chemicals with electricity-powered electroplating to recover valuable metals and materials from spent batteries with higher purity, lower emissions, and with minimal waste. The modular “Aqualyzers” cleanly generate ultra-pure metal one atom at a time, closing the sustainability loop for the rapidly growing energy storage economy.

 

This breakthrough technology was initially applied in the lead acid battery (LAB) recycling industry, building the first integrated recycling system for breaking LAB and recovering pure metal. In 2019, we operated our demonstration AquaRefinery at commercial quantity production levels and produced over 35,000 ‘AquaRefined’ ingots operating twenty-four hours a day, seven days a week for sustained periods of time.

 

 We are also applying our commercialized clean, water-based recycling technology principles with the goal of developing the cleanest and most cost-efficient recycling solution for lithium-ion batteries. We believe our process has the potential to produce higher quality products at a lower operating cost without the damaging effects of furnaces and greenhouse emissions. Aqua Metals estimates the total addressable market for lithium-ion battery recycling will be approximately $9 billion by 2025 and grow to exceed lead battery recycling by the end of the decade.

 

In February 2021, we announced our entry into the lithium-ion battery (LiB) recycling market through a key provisional patent we filed that applies the same innovative AquaRefining approach. In August 2021, we announced we had established our Innovation Center in TRIC focused on applying our proven technology to LiB recycling research and development and prototyping. Our strategic decision to apply our proven clean, closed-loop hydrometallurgical and electrochemical recycling experience to lithium-ion battery recycling is designed to meet the growing demand for critical metals driven by the global transition to electric vehicles; growth in internet data centers; and alternative energy applications including solar, wind, and grid-scale storage.

 

During the first half of 2022, we announced our ability to recover copper, lithium hydroxide, nickel, and cobalt from lithium-ion battery ‘black mass’ at bench scale at the Company’s Innovation Center. During 2022, we built our fully-integrated pilot system, located within the Company’s Innovation Center, which is designed to allow Aqua Metals to be the first company in North America to recycle battery minerals from black mass, sell them in the U.S. and position the Company as the first LiB recycler in North America to align with the U.S. government’s goal of retaining strategic battery minerals within the domestic supply chain.

 

During 2022, we conducted environmental comparisons based on Argonne National Lab’s modeling of lithium battery supply chains – called EverBatt. The initial results indicate that AquaRefining is a cleaner approach to LiB recycling, producing far less CO2 waste streams than smelting or chemical-driven hydrometallurgical processes currently on the market. In December 2022, we completed equipment installation and began to operate our first-of-a-kind LiB recycling facility, utilizing electricity as the catalyst to recycle instead of intensive chemical processes, fossil fuels, or high-temperature furnaces. In January of 2023, Aqua Metals recovered its first metals from recycling lithium batteries using the patent-pending Li AquaRefining process.

 

 

 

In February 2023, we acquired a five-acre recycling campus at the TRIC. When fully developed, the facility we envision is designed to process up to 10,000 tonnes of lithium-ion battery material each year using our proprietary Li AquaRefining technology. Subject to our receipt of the required additional capital, we expect to complete development of phase one, including all equipment installation, by mid-2024 and to commence the commissioning and operation at the new campus in the second half of 2024. The Company is planning for a phased development of the campus, beginning with the already commenced redevelopment of an existing building on-site into the first commercial-scale Li AquaRefinery, targeting 3,000 tons per annum (tpa) capacity in phase one. In January and February of 2024, we made significant progress on the construction of the planned first phase of the commercial Li AquaRefinery.

 

During the quarter ended March 31, 2024, we issued 4,155,611 shares of common stock pursuant to an at the market issuance sales agreement ("ATM") for net proceeds of $2.1 million. During the year ended December 31, 2023, we issued 3,244,302 shares of common stock pursuant to an at the market issuance sales agreement for net proceeds of $3.8 million. We raised a net of $18.3 million in the third quarter of 2023 from the public offering of our common shares and a net of $4.6 million from the sale of our common stock to Yulho.

 

Our current focus is building and operating our first-of-a-kind lithium battery recycling facility, utilizing electricity to recycle instead of intensive chemical processes, fossil fuels, or high-temperature furnaces. We are also pursuing potential partnership and/or joint ventures agreements and licensing agreements, particularly as our Li AquaRefining continues to develop and improve. We believe that Aqua Metals is in a position to become one of the few critical minerals recovery players for which our environmental and economic value proposition should generate both great commercial wins and potentially government grants to accelerate our credibility and progress.

 

Plan of Operations

 

Our business strategy is based on the pursuit of building, operating and licensing Li AquaRefining recycling capacity to meet the growing demand for critical metals in lithium-ion batteries driven by innovations in automobile batteries, growth in internet data centers, and alternative energy applications, including solar, wind, and grid-scale storage.

 

We are in the process of demonstrating that Li AquaRefining, which is fundamentally non-polluting, can create the highest quality and highest yields of recovered minerals from lithium-ion batteries with lower waste streams and lower costs than existing alternatives. We have already demonstrated at our pilot facility our ability to recover key valuable minerals in lithium-ion batteries, such as lithium hydroxide, copper, nickel, cobalt, and other compounds. Our goal is to recycle commercial quantities of nickel, cobalt, and copper in a pure metal form that can be sold to the general metals and superalloy markets and can be made into battery precursor compound materials with known processes already used in the mining industry. We also intend to recycle commercial amounts of lithium that can be sold to lithium-ion battery manufacturers. We have installed, commissioned, and began to operate the first Li AquaRefining pilot plant at the end of 2022, scaling towards a commercial demonstration plant operation with capacity of processing approximately 3,000 tonnes of black mass per year. The location for the pilot demonstration is currently the Innovation Center with expansion to happen at our new 5-acre recycling campus starting with processing ~3,000 tonnes of black mass per year and growing to commercial quantities of ~10,000 tonnes per year or more of production starting in 2025 and 2026, which would be enough material to build ~100,000 average EVs or ~400,000 average home energy storage systems. At 2023 year average metals prices, ~10,000 tonnes per year capacity could also generate $200 million of revenues for the company.

 

 

Results of Operations

 

We did not engage in commercial operations in 2024 and 2023. Our operations have been devoted to developing our Li AquaRefining battery recycling technology. During the three months ended March 31, 2024, Aqua Metals was focused on quickly advancing from the planning and validation phases to execution and operation of our pilot facility and the build out of our commercial facility. We did not earn any revenue during the three months ended March 31, 2024 and 2023. The following table summarizes our results of operations with respect to the items set forth below for the three months ended March 31, 2024 and 2023 together with the dollar and percentage changes in those items (in thousands).

 

   

Three Months Ended March 31,

 
                   

Favorable

      %
   

2024

   

2023

   

(Unfavorable)

   

Change

 
                                 

Plant operations

  $ 2,209     $ 1,065     $ (1,144 )     107.4 %

Research and development cost

    588       445       (143 )     32.1 %

Gain on disposal of property, plant and equipment

          (20 )     20       (100.0 )%

General and administrative expense

    2,995       3,006       11       (0.4 )%

Total operating expense

  $ 5,792     $ 4,496     $ (1,296 )     28.8 %

 

Plant operations include materials, supplies related costs, salaries and benefits, consulting, outside services costs, inventory adjustments, depreciation, amortization, insurance, travel and overhead costs. Plant operations increased approximately $1,144,000 or 107.4% for the three months ended March 31, 2024 as compared to the three months ended March 31, 2023. The increase in plant operations for the three months ended March 31, 2024 was primarily due to an increase in payroll and payroll related fees of approximately $556,000, as we hired additional staff to operate the pilot facility and process black mass, as well as $286,000 increase in professional fees, $151,000 in supplies and materials and $106,000 in depreciation expenses.

 

Research and development cost includes expenditures related to the improvement of the AquaRefining technology and the development of our lithium-ion battery recycling process. During the three months ended March 31, 2024, research and development costs increased $143,000, or approximately 32.1% compared to the three months ended March 31, 2023. The increase was driven by an increase in payroll and payroll related fees of approximately $48,000, as well as $34,000 increase in outside services, and $57,000 in supplies and materials.

 

We didn't recognize a gain on disposal of property, plant and equipment during the three months ended March 31, 2024 compared to a gain of $20,000 for the three months ended March 31, 2023. For the three months ended March 31, 2023, the gain on property, plant and equipment resulted from the sales of fixed assets.

 

General and administrative expense decreased $11,000, or approximately 0.4% for the three months ended March 31, 2024 compared to the three months ended March 31, 2023.

 

The following table summarizes our other income and interest expense for the three months ended March 31, 2024 and 2023 together with the dollar and percentage changes in those items (in thousands).

 

   

Three Months Ended March 31,

 
                   

Favorable

      %
   

2024

   

2023

   

(Unfavorable)

   

Change

 
                                 

Interest expense

  $ (106 )   $ (176 )   $ 70       (39.8 )%

Interest and other income

    146       66       80       121.2 %

Total other income (expense), net

  $ 40     $ (110 )   $ 150       (136.4 )%

 

 

The decrease in interest expense for the three months ended March 31, 2024 is due to the reduction on the note payable outstanding balance. 

 

We recognized approximately $146,000 in interest and other income during the three months ended March 31, 2024, an increase of $80,000 or 121.2% compared to the three months ended March 31, 2023. The increase in interest and other income is primarily due to the increase in interest received on our bank deposits.

 

 

Liquidity and Capital Resources

 

As of March 31, 2024, the Company had total assets of $31.4 million and working capital of $1.6 million.

 

As of March 31, 2024, the Company had cash and cash equivalents of approximately $8.3 million, current liabilities of $8.5 million and an accumulated deficit of $229.0 million. The Company's current liabilities of $8.5 million include the note payable with Summit Investment Services, LLC in the amount of approximately $3 million due on February 1, 2025 as disclosed in Note 10. The Company has not generated revenues from commercial operations and expects to continue incurring losses for the foreseeable future. In order to satisfy our capital requirements, the Company anticipates that it will need to improve its liquidity position through equity or debt financings and/or reductions in operating costs, in order to satisfy its liquidity needs for the next twelve months. Management is devoting significant efforts to increasing liquidity, raising capital and developing its business.

 

Management believes that the Company does not have sufficient capital resources to sustain operations through at least the next twelve months from the date of this filing. Additionally, in view of the Company’s expectation to incur significant losses for the foreseeable future it will be required to raise additional capital resources in order to fund its operations, although the availability of, and the Company’s access to such resources, is not assured. Accordingly, management believes that there is substantial doubt regarding the Company’s ability to continue operating as a going concern through the next twelve months from the date of this filing.

 

The following table summarizes our cash provided by (used in) operating, investing and financing activities (in thousands):

 

   

Three Months Ended March 31,

 
   

2024

   

2023

 
                 

Net cash used in operating activities

  $ (4,251 )   $ (2,863 )

Net cash used in investing activities

  $ (5,579 )   $ (5,222 )

Net cash provided by financing activities

  $ 1,602     $ 4,358  

 

Net cash used in operating activities

 

Net cash used in operating activities for the three months ended March 31, 2024 was $4.3 million. Net cash used in operating activities includes approximately $67,000 of cash received related to our non-recurring engineering arrangement with 6K Energy offset by operating expenses. Net cash used in operating activities for the three months ended March 31, 2023 was $2.9 million which includes approximately $283,000 of cash received related to our lease receivable offset by operating expenses. Net cash used in operating activities during each of these periods consisted primarily of our net loss adjusted for non-cash items such as depreciation, amortization, stock-based compensation, and gain on the disposal of property, plant and equipment, as well as net changes in working capital.

 

Net cash used in investing activities

 

Net cash used in investing activities for the three months ended March 31, 2024 was $5.6 million and consisted mainly of cash utilized towards equipment deposits and purchases of fixed assets related to the build out of our commercial facility offset by $150,000 of cash received related to our note receivable. Net cash used in investing activities for the three months ended March 31, 2023 was $5.2 million and consisted mainly of $4.3 million utilized towards the purchase of the building located at 2999 Waltham Way McCarran, NV 89434 and $0.9 million utilized towards purchases of fixed assets.

 

Net cash provided by financing activities

 

Net cash provided by financing activities of $1.6 million for the three months ended March 31, 2024, consisting of $2.1 million in net proceeds from the sale of Aqua Metals shares pursuant to the at-the-market offering, or ATM, offset by $360,000 related to tax withholdings to cover RSU vesting and $164,000 related to debt issuance costs. Net cash provided by financing activities for the three months ended March 31, 2023 was approximately $2.0 million in net proceeds from the sale of Aqua Metals shares pursuant to the at-the-market offering, or ATM, and $2.9 million in net proceeds from the loan agreement secured with the Summit Investment Services, LLC partially offset by the $0.6 million related to tax withholdings to cover RSU vesting.

 

As of March 31, 2024, we had total cash of $8.3 million and working capital of $1.6 million. As of the date of this report, we believe that we will require additional capital in order to fund our current level of ongoing costs over the next twelve months and move forward with our current business strategy. There can be no assurance that we will be able to acquire the necessary funding on commercially reasonable terms or at all. We intend to seek funds through the sale of equity or debt financing. Funding that includes the sale of our equity may be dilutive. If such financing is not available on satisfactory terms, we may be unable to further pursue our business plan and we may be unable to continue operations. 

 

Due to our lack of revenue from commercial operations, significant losses and need for additional capital, there is substantial doubt about our ability to continue as a going concern within one year after the date that the financial statements are issued.

 

 

 

Critical Accounting Estimates

 

No material changes from what was reported in the 2023 Form 10-K.

 

Item 3. Quantitative and Qualitative Disclosures about Market Risk

 

Not applicable.

 

Item 4. Controls and Procedures

 

Evaluation of Disclosure Controls and Procedures

 

Our management, with the participation of our chief executive officer and chief financial officer, evaluated the effectiveness of the design and operation of our disclosure controls and procedures pursuant to Rule 13a-15 of the Securities Exchange Act of 1934. Based on that evaluation, management, including our chief executive officer and chief financial officer, concluded that our disclosure controls and procedures were effective as of March 31, 2024.

 

Changes in Internal Control Over Financial Reporting

 

There were no changes in our internal control over financial reporting that occurred during the three month period ended March 31, 2024 that have materially affected, or are reasonably likely to materially affect, our internal control over financial reporting.

 

 

 

PART II - OTHER INFORMATION

 

 

Item 1A.

Risk Factors

 

Part I, Item 1A of our Annual Report on Form 10-K for the year ended December 31, 2023 includes certain risk factors that could materially affect our business, financial condition or future results. There have been no material changes to those risk factors.

 

 

 

Item 6. Exhibits

 

Exhibit
No.

Description

Method of Filing

   

 

3.1

First Amended and Restated Certificate of Incorporation of the Registrant

Incorporated by reference from the Registrant’s Registration Statement on Form S-1 filed on June 9, 2015.

3.2

Third Amended and Restated Bylaws of the Registrant

Incorporated by reference from the Registrant’s Current Report on Form 8-K filed on January 21, 2022.

3.3

Certificate of Amendment to First Amended and Restated Certificate of Incorporation of the Registrant

Incorporated by reference from the Registrant’s Registration Statement on Form S-1 filed on June 25, 2015.

3.4

Certificate of Amendment to the First Amended and Restated Certificate of Incorporation

Incorporated by reference from the Registrant’s Quarterly Report on Form 10-Q filed on May 9, 2019

3.5 Certificate of Amendment to the First Amended and Restated Certificate of Incorporation Incorporated by reference from the Registrant’s Quarterly Report on Form 10-Q filed on July 21, 2022

31.1

Certifications Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

Filed electronically herewith

31.2

Certifications Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

Filed electronically herewith

32.1

Certification of Principal Executive Officer and Principal Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. Section 1350).

Filed electronically herewith

101.INS

Inline XBRL Instance Document

Filed electronically herewith

101.SCH

Inline XBRL Taxonomy Extension Schema Document

Filed electronically herewith

101.CAL

Inline XBRL Taxonomy Extension Calculation Linkbase Document

Filed electronically herewith

101.LAB

Inline XBRL Taxonomy Extension Label Linkbase Document

Filed electronically herewith

101.PRE

Inline XBRL Taxonomy Extension Presentation Linkbase Document

Filed electronically herewith

101.DEF

Inline XBRL Taxonomy Extension Definition Linkbase Document

Filed electronically herewith

104 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).  

 

 

SIGNATURES

 

In accordance with the requirements of the Exchange Act, the registrant caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

 

 

 

AQUA METALS, INC.

 

 

 

 

Date:

May 15, 2024

By:

/s/ Stephen Cotton

 

 

 

Stephen Cotton,

 

 

 

President, Chief Executive Officer and Director
(Principal Executive Officer)

 

 

 

 

Date:

May 15, 2024

By:

/s/ Judd Merrill

 

 

 

Judd Merrill,

 

 

 

Chief Financial Officer

 

 

 

(Principal Financial Officer)

 

20

EXHIBIT 31.1

 

CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER

 

Section 302 Certification

 

I, Stephen Cotton, certify that:

 

1)

I have reviewed this quarterly report on Form 10-Q of Aqua Metals, Inc.;

 

2)

Based on my knowledge, this quarterly report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

 

3)

Based on my knowledge, the financial statements and other financial information included in this report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report;

 

4)

The registrant’s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:

 

a)

Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared;

 

b)

Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;

 

c)

Evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures as of the end of the period covered by this report based on such evaluation; and

 

d)

Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s fiscal quarter presented in this report that has materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; and

 

5)

The registrant’s other certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrant’s auditors and the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):

 

a)

All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process, summarize and report financial data information; and

 

b)

Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal control over financial reporting.

 

Date:

May 15, 2024

By:

/s/ Stephen Cotton

     

Stephen Cotton, President and CEO
(Principal Executive Officer)

 

 

EXHIBIT 31.2

 

CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER

 

Section 302 Certification

 

I, Judd Merrill, certify that:

 

1)

I have reviewed this quarterly report on Form 10-Q of Aqua Metals, Inc.;

 

2)

Based on my knowledge, this quarterly report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

 

3)

Based on my knowledge, the financial statements and other financial information included in this report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report;

 

4)

The registrant’s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:

 

a)

Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared;

 

b)

Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles

 

c)

Evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures as of the end of the period covered by this report based on such evaluation; and

 

d)

Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s fiscal quarter presented in this report that has materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; and

 

5)

The registrant’s other certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrant’s auditors and the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):

 

a)

All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process, summarize and report financial data information; and

 

b)

Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal control over financial reporting.

 

Date:

May 15, 2024

By:

/s/ Judd Merrill

     

Judd Merrill, CFO (Principal Financial Officer)

 

 

EXHIBIT 32.1

 

CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

 

In connection with the Quarterly Report of Aqua Metals, Inc. (the “Company”) on Form 10-Q for the quarterly period ended March 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), we, Stephen Cotton, President and CEO, and Judd Merrill, CFO, of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

 

1.

The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

 

2.

The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the Company.

 

By:

/s/ Stephen Cotton

 

Dated:

May 15, 2024
 

Stephen Cotton

     

Title:

President and CEO (Principal Executive Officer)

     
         

By:

/s/ Judd Merrill

 

Dated:

May 15, 2024
 

Judd Merrill

     

Title:

CFO (Principal Financial Officer)

     

 

This certification is made solely for the purposes of 18 U.S.C. Section 1350, subject to the knowledge standard contained therein, and not for any other purpose.

 

 
v3.24.1.1.u2
Document And Entity Information - shares
3 Months Ended
Mar. 31, 2024
May 08, 2024
Document Information [Line Items]    
Entity Central Index Key 0001621832  
Entity Registrant Name Aqua Metals, Inc.  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2024  
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2024  
Document Transition Report false  
Entity File Number 001-37515  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 47-1169572  
Entity Address, Address Line One 5370 Kietzke Lane, Suite 201  
Entity Address, City or Town Reno  
Entity Address, State or Province NV  
Entity Address, Postal Zip Code 89511  
City Area Code 775  
Local Phone Number 446-4418  
Title of 12(b) Security Common Stock  
Trading Symbol AQMS  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   113,226,006
v3.24.1.1.u2
Condensed Consolidated Balance Sheets (Unaudited) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Current assets    
Cash and cash equivalents $ 8,294 $ 16,522
Note receivable - LINICO 450 600
Accounts receivable 0 67
Inventory 1,040 929
Prepaid expenses and other current assets 296 181
Total current assets 10,080 18,299
Non-current assets    
Property, plant and equipment, net 14,453 10,347
Intellectual property, net 236 281
Other assets 6,677 4,673
Total non-current assets 21,366 15,301
Total assets 31,446 33,600
Current liabilities    
Accounts payable 1,997 1,836
Accrued Expenses 3,231 2,467
Lease liability, current portion 253 275
Note payable, current portion 2,970 35
Total current liabilities 8,451 4,613
Lease liability, non-current portion 143 0
Note payable, non-current portion 0 2,923
Total liabilities 8,594 7,536
Commitments and contingencies (see Note 12)
Stockholders’ equity    
Common stock; $0.001 par value; 200,000,000 shares authorized; 113,131,561 and 112,674,915, shares issued and outstanding as of March 31, 2024, respectively and 108,308,661 and 107,880,095, shares issued and outstanding as of December 31, 2023, respectively 113 108
Additional paid-in capital 252,066 249,687
Accumulated deficit (228,967) (223,215)
Treasury stock, at cost; common shares: 456,646 and 428,566 as of March 31, 2024 and December 31, 2023, respectively (360) (516)
Total stockholders’ equity 22,852 26,064
Total liabilities and stockholders’ equity $ 31,446 $ 33,600
v3.24.1.1.u2
Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) - $ / shares
Mar. 31, 2024
Dec. 31, 2023
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 200,000,000 200,000,000
Common stock, shares issued (in shares) 113,131,561 108,308,661
Common stock, shares outstanding (in shares) 112,674,915 107,880,095
Treasury Stock, Common, Shares (in shares) 456,646 428,566
v3.24.1.1.u2
Condensed Consolidated Statements of Operations (Unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Operating cost and expense    
Plant operations $ 2,209 $ 1,065
Research and development cost 588 445
Gain on disposal of property, plant and equipment 0 (20)
General and administrative expense 2,995 3,006
Total operating expense 5,792 4,496
Loss from operations (5,792) (4,496)
Other income and expense    
Interest expense (106) (176)
Interest and other income 146 66
Total other income (expense), net 40 (110)
Net loss $ (5,752) $ (4,606)
Weighted average shares outstanding, basic and diluted (in shares) 110,054,605 81,285,740
Basic and diluted net loss per share (in dollars per share) $ (0.05) $ (0.06)
v3.24.1.1.u2
Condensed Consolidated Statements of Stockholders’ Equity (Unaudited) - USD ($)
$ in Thousands
ATM [Member]
Common Stock Outstanding [Member]
ATM [Member]
Additional Paid-in Capital [Member]
ATM [Member]
Retained Earnings [Member]
ATM [Member]
Treasury Stock, Common [Member]
ATM [Member]
Common Stock Outstanding [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Treasury Stock, Common [Member]
Total
Balance (in shares) at Dec. 31, 2022           79,481,751     0  
Balance at Dec. 31, 2022           $ 79 $ 220,114 $ (199,277) $ 0 $ 20,916
Stock-based compensation           $ 0 686 0 $ 0 686
Common stock issued to employees and directors, includes RSUs vesting and withholdings to satisfy tax withholdings on RSUs vesting (in shares)           822,111     510,632  
Common stock issued to employees and directors, includes RSUs vesting and withholdings to satisfy tax withholdings on RSUs vesting           $ 1 0 0 $ (577) (576)
Common stock issued for ATM share sales, net of $74 transaction costs (in shares) 1,662,953     0   25,500     0  
Common stock issued for ATM share sales, net of $74 transaction costs $ 2 $ 1,987 $ 0 $ 0 $ 1,989 $ 0 32 0 $ 0 32
Net loss           $ 0 0 (4,606) $ 0 (4,606)
RSUs issued for consulting services (in shares)           15,781     0  
RSUs issued for consulting services           $ 0 12 0 $ 0 12
Common stock issued for employee stock purchase plan sales (in shares)           192,707     0  
Common stock issued for employee stock purchase plan sales           $ 0 122 0 $ 0 122
Common stock issued for class action settlement (in shares)           469,366     0  
Common stock issued for class action settlement           $ 1 500 0 $ 0 501
Balance (in shares) at Mar. 31, 2023           82,670,169     510,632  
Balance at Mar. 31, 2023           $ 83 223,453 (203,883) $ (577) 19,076
Balance (in shares) at Dec. 31, 2023           107,880,095     428,566  
Balance at Dec. 31, 2023           $ 108 249,687 (223,215) $ (516) 26,064
Stock-based compensation           $ 0 773 0 $ 0 773
Common stock issued to employees and directors, includes RSUs vesting and withholdings to satisfy tax withholdings on RSUs vesting (in shares)           639,209     28,080  
Common stock issued to employees and directors, includes RSUs vesting and withholdings to satisfy tax withholdings on RSUs vesting           $ 1 (516) 0 $ 156 (359)
Common stock issued for ATM share sales, net of $74 transaction costs (in shares) 4,155,611     0 4,155,611          
Common stock issued for ATM share sales, net of $74 transaction costs $ 4 $ 2,122 $ 0 $ 0 $ 2,126          
Net loss           $ 0 0 (5,752) $ 0 (5,752)
Balance (in shares) at Mar. 31, 2024           112,674,915     456,646  
Balance at Mar. 31, 2024           $ 113 $ 252,066 $ (228,967) $ (360) $ 22,852
v3.24.1.1.u2
Condensed Consolidated Statements of Stockholders’ Equity (Unaudited) (Parentheticals) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
ATM [Member]    
Common stock issued, transaction costs $ 74 $ 62
v3.24.1.1.u2
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Cash flows from operating activities:    
Net loss $ (5,752) $ (4,606)
Reconciliation of net loss to net cash used in operating activities    
Depreciation and ROU asset amortization 280 141
Amortization of intellectual property 45 45
Fair value of common stock issued for director fees 0 32
Fair value of common stock issued for consulting services 0 12
Stock-based compensation 774 687
Amortization of deferred financing costs 11 16
Gain on disposal of property, plant and equipment 0 (20)
Non-cash interest expense 24 0
Changes in operating assets and liabilities    
Proceeds from leasing of building 0 283
Accounts receivable 67 12
Inventory (111) (23)
Prepaid expenses and other current assets (115) (23)
Accounts payable 111 107
Accrued expenses 399 547
Other assets and liabilities 16 (73)
Net cash used in operating activities (4,251) (2,863)
Cash flows from investing activities:    
Purchases of property, plant and equipment (2,737) (5,255)
Proceeds from sale of equipment 0 67
Equipment deposits (2,992) (34)
Proceeds from note receivable 150 0
Net cash used in investing activities (5,579) (5,222)
Cash flows from financing activities:    
Proceeds from employee stock purchase plan 0 14
Proceeds from note payable, net 0 2,932
Cash paid for tax withholdings on RSUs vesting (360) (577)
Debt issuance costs (164) 0
Proceeds from ATM, net 2,126 1,989
Net cash provided by financing activities 1,602 4,358
Net decrease in cash and cash equivalents (8,228) (3,727)
Cash and cash equivalents at beginning of period 16,522 7,082
Cash and cash equivalents at end of period 8,294 3,355
Supplemental disclosure of cash flows information    
Cash paid for interest 82 155
Supplemental disclosure of non-cash transactions    
Acquisitions of property, plant and equipment included in accounts payable 1,121 412
Acquisitions of property, plant and equipment included in accrued expenses 1,638 210
Equity included in accrued expenses $ 0 $ 608
v3.24.1.1.u2
Note 1 - Organization
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Nature of Operations [Text Block]

1. Organization

 

Aqua Metals (NASDAQ: AQMS) is engaged in the business of applying its commercialized clean, water-based recycling technology principles to develop the clean and cost-efficient recycling solutions for both lead and lithium-ion (“Li”) batteries. Our recycling process is a patented hydro- and electrometallurgical technology that is a novel, proprietary and patented process we developed and named AquaRefining. AquaRefining is a low-emissions, closed-loop recycling technology that replaces polluting furnaces and hazardous chemicals with electricity-powered electroplating to recover valuable metals and materials from spent batteries with higher purity, lower emissions, and with minimal waste. The modular “Aqualyzers” cleanly generate ultra-pure metal one atom at a time, closing the sustainability loop for the rapidly growing energy storage economy.

 

We are in the process of demonstrating that Li AquaRefining, which is fundamentally non-polluting, can create the highest quality and highest yields of recovered minerals from lithium-ion batteries with lower waste streams and lower costs than existing alternatives.

 

Our focus for the lead market is providing equipment and licensing of our lead acid battery recycling technologies in an enabler model which allows us to work with anyone in the industry globally and address the entire marketplace. Our focus for the lithium market includes operating our first-of-a-kind lithium battery recycling facility, utilizing electricity to recycle instead of intensive chemical processes, fossil fuels, or high-temperature furnaces and licensing.

 

Liquidity and Going Concern Assessment

 

For the quarters ended  March 31, 2024 and 2023, the Company reported a net loss of $5.8 million and $4.6 million, respectively, and negative cash from operations of $4.3 million and $2.9 million, respectively. As of  March 31, 2024, the Company had cash and cash equivalents of approximately $8.3 million, current liabilities of $8.5 million and an accumulated deficit of $229.0 million. The Company's current liabilities of $8.5 million include the note payable with Summit Investment Services, LLC in the amount of approximately $3 million due on February 1, 2025 as disclosed in Note 10. The Company has not generated revenues from commercial operations and expects to continue incurring losses for the foreseeable future.

 

Management believes that the Company does not have sufficient capital resources to sustain operations through at least the next twelve months from the date of this filing. Additionally, in view of the Company’s expectation to incur significant losses for the foreseeable future it will be required to raise additional capital resources in order to fund its operations, although the availability of, and the Company’s access to such resources, is not assured. Accordingly, management believes that there is substantial doubt regarding the Company’s ability to continue operating as a going concern through the next twelve months from the date of this filing.

 

The accompanying condensed consolidated financial statements have been prepared under the assumption the Company will continue to operate as a going concern, which contemplates the realization of assets and the settlement of liabilities in the normal course of business. The condensed consolidated financial statements do not include any adjustments to reflect the possible future effects on the recoverability and classification of assets or the amounts of liabilities that  may result from uncertainty related to the Company’s ability to continue as a going concern.

 

Reclassification of Prior Period Financial Statements

 

For the quarter ended March 30, 2023, the gain on disposal of property, plant and equipment was presented in the Condensed Consolidated Statement of Operations within loss from operations. This reclassification  was made for the year ended December 31, 2023 and presented in the Annual Report on Form 10-K for the year then ended.

 

We have reclassified the prior period Condensed Consolidated Statement of Operations included in this filing to conform to the current period presentation, as shown in the following table:

 

  

Three Months Ended March 31, 2023

 
  

As Reported

  

Correction

  

As Corrected

 

Operating cost and expense

            

Gain on disposal of property, plant and equipment

     (20)  (20)

Total operating expense

 $4,516  $(20) $4,496 

Income (loss) from Operations

 $(4,516) $20  $(4,496)
             

Other income and expense

            

Gain on disposal of property, plant and equipment

  20   (20)   

Total other income (expense), net

 $(90) $(20) $(110)

 

Correction of an immaterial error to prior period financial statements

 

For the quarter ended March 31, 2023, we identified a correction of an immaterial error to prior period financial statements relating to number of common stock shares presented in the condensed consolidated balance sheet and condensed consolidated statements of stockholders' equity. The effect of this error was to overstate the number of common stock shares issued to employees and directors for RSU vesting during the three months ended March 31, 2023 by 510,632 shares. The error did not have an effect on the monetary balance of common stock presented or any other amounts reported in the condensed consolidated balance sheet, condensed consolidated statement of operations, condensed consolidated statements of stockholders' equity, or condensed consolidated statement of cash flow for the related periods. Based upon our evaluation of both quantitative and qualitative factors, we believe that the effect of this error was not material to any previously reported quarterly period.

 

 

 

The following sets forth the effects of the correction on the previously reported condensed consolidated statement of stockholders’ equity.

 

  

As Reported

  

Correction

  

As Corrected

 
  

Common Stock

  

Common Stock

  

Common Stock

 
  

Shares

  

Shares

  

Shares

 
             

Common stock issued to employees and directors, includes RSUs vesting

  1,332,743   (510,632)  822,111 
             

Balances, March 31, 2023

  83,180,801   (510,632) $82,670,169 

 

v3.24.1.1.u2
Note 2 - Summary of Significant Accounting Policies
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Significant Accounting Policies [Text Block]

2. Summary of significant accounting policies

 

The significant accounting policies and estimates used in preparation of the condensed consolidated financial statements are described in the Company’s audited consolidated financial statements as of and for the year ended December 31, 2023, and the notes thereto, which are included in the Company’s Annual Report on Form 10-K for the year ended  December 31, 2023, as filed with the Securities and Exchange Commission, or the SEC, on March 28, 2024. There have been no material changes in the Company’s significant accounting policies during the three months ended March 31, 2024.

 

Basis of presentation

 

The accompanying unaudited condensed consolidated financial statements of Aqua Metals, Inc. and subsidiaries (collectively, the “Company” or “Aqua Metals”) have been prepared in accordance with the interim reporting requirements of Form 10-Q, pursuant to the rules and regulations of the United States Securities and Exchange Commission (the “SEC”) and should be read in conjunction with the Company's audited consolidated financial statements for the period ended December 31, 2023, which are included on Form 10-K filed with the Securities and Exchange Commission on March 28, 2024. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles in the United States of America (“U.S. GAAP”) for annual consolidated financial statements. In the opinion of management, all adjustments (which include normal recurring adjustments) considered necessary to present fairly each of the condensed consolidated balance sheet as of March 31, 2024, the condensed consolidated statements of operations for the three months ended March 31, 2024 and March 31, 2023, the condensed consolidated statements of stockholders' equity for the three months ended March 31, 2024 and March 31, 2023 and the condensed consolidated statements of cash flows for the three months ended March 31, 2024 and March 31, 2023, as applicable, have been made. The condensed consolidated balance sheet as of December 31, 2023 has been derived from the Company’s audited consolidated financial statements as of such date, but it does not include all disclosures required by U.S. GAAP for annual presentation.

 

The results of operations for the three months ended March 31, 2024 are not necessarily indicative of results that may be expected for the year ending  December 31, 2024.

 

Principles of consolidation

 

The accompanying unaudited condensed consolidated financial statements include the accounts of the Company and its subsidiaries, all of which are wholly-owned subsidiaries. Inter-company accounts and transactions have been eliminated in consolidation.

 

Use of estimates

 

The preparation of the condensed consolidated financial statements requires management of the Company to make a number of estimates and assumptions relating to the reported amount of assets and liabilities and the disclosure of contingent assets and liabilities at the date of the condensed consolidated financial statements, and the reported amounts of expenses during the period. Significant items subject to such estimates and assumptions include the carrying amount and valuation of long-lived assets, valuation allowances for deferred tax assets, and the determination of stock-based compensation expense. Actual results could differ from those estimates.

 

Net loss per share

 

Basic net loss per share is computed by dividing net loss by the weighted average number of common shares outstanding during the period. Diluted net loss per share is computed by dividing the net loss by the weighted average number of common share equivalents outstanding for the period determined using the treasury-stock method or the if-converted method, as applicable. For purposes of this calculation, stock options, restricted stock units (RSUs) and warrants to purchase common stock are considered to be common stock equivalents and are only included in the calculation of diluted net loss per share when their effect is dilutive. The following shares underlying outstanding convertible notes, stock options, RSUs and warrants to purchase common stock were anti-dilutive due to a net loss in the periods presented and, therefore, were excluded from the dilutive weighted average securities computation for the three and three months ended March 31, as indicated below:

 

  

Three Months Ended March 31,

 

Excluded potentially dilutive weighted average securities (1):

 

2024

  

2023

 
         

Unvested restricted stock units

  8,713,793   5,355,725 

Options to purchase common stock

     994,068 

Financing warrants to purchase common stock

  571,092   6,372 

Total potential dilutive weighted average securities

  9,284,885   6,356,165 

 

 

 

(1) Securities are presented on a weighted average outstanding calculation as required if the securities were dilutive.

 

Segment and geographic information

 

Our chief operating decision maker (“CODM”) is the Chief Executive Officer. Operating segments are defined as components of an enterprise engaging in business activities for which discrete financial information is available and regularly reviewed by the CODM in deciding how to allocate resources and in assessing performance. The CODM views its operations and manages its business in one operating segment.

 

Concentration of credit risk

 

The Company did not generate revenue during the three months ended March 31, 2024 and 2023, respectively. The Company had no trade receivables as of  March 31, 2024 and  December 31, 2023. The accounts receivable balance on the Company's consolidated balance sheet as of  December 31, 2023 consisted of proceeds from a non-recurring engineering (NRE) arrangement with 6K Energy.

 

 

 

Recent accounting pronouncements

 

Recently issued accounting pronouncements not yet adopted

 

In  November 2023, the Financial Accounting Standards Board (“FASB”) issued ASU No. 2023-07, Improvements to Reportable Segment Disclosures (Topic 280). This ASU updates reportable segment disclosure requirements by requiring disclosures of significant reportable segment expenses that are regularly provided to the Chief Operating Decision Maker (“CODM”) and included within each reported measure of a segment's profit or loss. This ASU also requires disclosure of the title and position of the individual identified as the CODM and an explanation of how the CODM uses the reported measures of a segment’s profit or loss in assessing segment performance and deciding how to allocate resources. The ASU is effective for annual periods beginning after  December 15, 2023, and interim periods within fiscal years beginning after  December 15, 2024. Adoption of the ASU should be applied retrospectively to all prior periods presented in the financial statements. Early adoption is also permitted. This ASU will likely result in us including the additional required disclosures when adopted. We are currently evaluating the impact that this guidance will have on the disclosures within our consolidated financial statements.

 

In  December 2023, the FASB issued ASU No. 2023-09, Improvements to Income Tax Disclosures (Topic 740). The ASU requires disaggregated information about a reporting entity’s effective tax rate reconciliation as well as additional information on income taxes paid. The ASU is effective on a prospective basis for annual periods beginning after  December 15, 2024. Early adoption is also permitted for annual financial statements that have not yet been issued or made available for issuance. This ASU will require additional disclosures in our consolidated financial statements, once adopted.

v3.24.1.1.u2
Note 3 - Revenue Recognition
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Revenue from Contract with Customer [Text Block]

3. Revenue recognition

 

The Company has historically generated revenues by recycling lead acid batteries (“LABs”) and selling the recovered lead to its customers.

 

The Company was not in commercial production during the three months ended March 31, 2024 and 2023, respectively. Historically, Company products transferred to customers at a single point in time accounted for 100% of its revenue. 

 

 

v3.24.1.1.u2
Note 4 - Note Receivable
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]

4. Note receivable

 

On February 15, 2021, the Company entered into a Series A Preferred Stock Purchase Agreement with LINICO Corporation, a Nevada Corporation, or ("LINICO"), that provided for the Company's issuance of 375,000 shares (“Aqua Shares”) of the Company's common stock in consideration of LINICO’s issuance of 1,500 shares of its Series A Preferred Stock, at a stated aggregate value of $1.5 million, along with a three-year warrant (“Series A Warrant”) to purchase an additional 500 shares of LINICO Series A Preferred Stock at an exercise price of $1,000 per share. During the three months ended March 31, 2022, the Company exercised the warrant for all 500 LINICO Series A Preferred shares. Following the exercise, the Company held a total of 2,000 shares of the Series A Preferred Stock with a fair market value of $2,000,000, representing approximately 12% of LINICO common stock on a fully diluted basis.

 

The Company accounted for the LINICO investment under ASC 321, Investments-Equity Securities, using the measurement alternative of recording at cost as the investment in LINICO doesn’t have a readily determinable fair value.

 

During the year ended  December 31, 2023, the Company sold its stock in LINICO and recorded an impairment of $1,400,000 and a note receivable of $600,000. The proceeds will be received over a 12-month installment starting in  January 2024. For the three months ended March 31, 2024, the Company recognized a reduction in the note receivable balance of $150,000.

 

 

 

 

v3.24.1.1.u2
Note 5 - Inventory
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Inventory Disclosure [Text Block]

5. Inventory

 

Inventory consisted of the following (in thousands):

 

  

March 31, 2024

  

December 31, 2023

 
         

Work in process

 $145  $135 

Raw materials

  895   794 

Total inventory

 $1,040  $929 

 

 

v3.24.1.1.u2
Note 6 - Property and Equipment, Net
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]

6. Property, plant and equipment, net

 

Property, plant and equipment, net, consisted of the following (in thousands):

 

  

Useful Life

         

Asset Class

 

(Years)

  

March 31, 2024

  

December 31, 2023

 
             

Operational equipment

  3 - 10  $3,581  $3,581 

Lab equipment

  5   817   817 

Computer equipment

  3   111   89 

Office furniture and equipment

  3   90   90 

Leasehold improvements

  2.5   80   80 

Land

  -   1,141   1,141 

Building

  39   3,131   3,131 

Equipment under construction

      7,349   3,047 
       16,300   11,976 

Less: accumulated depreciation

      (1,847)  (1,629)
             

Total property, plant and equipment, net

     $14,453  $10,347 

 

Property, plant and equipment depreciation expense was $218,000 and $82,000 for the three months ended March 31, 2024 and three months ended March 31, 2023, respectively. Equipment under construction is comprised of our lithium-ion battery recycling commercial equipment along with various components being manufactured or installed by the Company.

v3.24.1.1.u2
Note 7 - Other Assets
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Other Assets Disclosure [Text Block]

7. Other assets

 

Other assets consist of the following (in thousands):

 

  

March 31, 2024

  

December 31, 2023

 
         

Equipment deposits (1)

 $5,992  $4,291 

Nevada facilities Right of Use Assets (2)

  361   222 

Other assets

  324   160 

Total other assets, non-current

 $6,677  $4,673 

 

 

(1) Deposits for equipment to be acquired and utilized at the Company's Phase One build-out of our recycling campus at Tahoe-Reno Industrial Center (TRIC). 

 

(2) See Footnote 9.

 

v3.24.1.1.u2
Note 8 - Accrued Expenses
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Accounts Payable and Accrued Liabilities Disclosure [Text Block]

8. Accrued expenses

 

Accrued expenses consist of the following (in thousands):

 

  

March 31, 2024

  

December 31, 2023

 
         

Property, plant and equipment related

 $2,199  $1,857 

Payroll related

  883   506 

Other

  101   78 

Professional services

  48   26 

Total accrued expenses

 $3,231  $2,467 

 

v3.24.1.1.u2
Note 9 - Leases
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Lessee, Operating and Finance Leases [Text Block]

9. Leases

 

As of March 31, 2024, the Company maintained one finance lease for equipment and two operating leases for real estate. The operating leases have current terms of 36 and 37 months and include one or more options to extend the duration of the agreements. These operating leases are included in "Other assets" on the Company's condensed consolidated balance sheets and represent the Company's right to use the underlying assets for the term of the leases. The Company's obligation to make lease payments are included in "Lease liability, current portion" and "Lease liability, non-current portion" on the Company's condensed consolidated balance sheets. 

 

On March 14, 2024, the Company extended its operating lease for its headquarters located at 5370 Kietzke Lane, Reno, NV. The lease extension was determined to be a lease modification that qualified as a change of accounting on the existing lease and not a separate contract. As such, the Right-of-Use (“ROU”) assets and operating lease liabilities were remeasured using an incremental borrowing rate at the date of modification of 9.61%, which resulted in an increase of the ROU asset of $170,000 and an increase in the operating lease liabilities of $166,000.

 

The Company currently maintains one finance lease for equipment. In November 2021, the Company entered into a finance lease for a modular laboratory which expires in October 2024. On April 1, 2024 the Company entered into a finance lease for laboratory equipment which expires in 2029.

 

Information related to the Company's right-of-use assets and related lease liabilities were as follows (in thousands):

 

  

Three Months Ended

 
  

March 31,

 
  

2024

  

2023

 

Cash paid for operating lease liabilities

 $68  $66 

Operating lease cost

 $67  $65 
         

Cash paid for finance lease liabilities

 $14  $15 

Interest expense

 $1  $2 

 

  

March 31, 2024

  

March 31, 2023

 

Weighted-average remaining lease term (years) - operating leases

  1.4   1.6 

Weighted-average discount rate - operating leases

  9.18%  6.16%
         

Weighted-average remaining lease term (years) - finance leases

  1.6   1.0 

Weighted-average discount rate - finance leases

  8.17%  7.49%
         

Right-of-use assets obtained in exchange for lease obligations:

        

Operating leases

 $170    

 

Future maturities of lease liabilities as of March 31, 2024 are as follows (in thousands):

 

Due in 12-month period ended March 31,

        
  

Operating Leases

  

Finance Leases

 

2024

 $207  $32 

2025

  188    

Less imputed interest

  (30)  (1)

Total lease liabilities

 $365  $31 
         

Current lease liabilities

 $222  $31 

Non-current lease liabilities

  143    

Total lease liabilities

 $365  $31 

 

v3.24.1.1.u2
Note 10 - Note Payable
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Debt Disclosure [Text Block]

10. Note payable

 

On February 1, 2023, Aqua Metals Reno, Inc., our wholly-owned subsidiary, entered into a Loan Agreement with Summit Investment Services, LLC, a Nevada limited liability company (the “Lender”), pursuant to which the Lender provided us with a loan in the amount of $3 million. The loan proceeds were used to purchase a building located at 2999 Waltham Way McCarran, NV 89434 (the “Building”). The loan accrues interest at a fixed annual rate of 9.50%. Interest-only payments are due monthly for the first twenty-four months and the principal and all unpaid interest is due on February 1, 2025. We have the right to prepay the loan at any time, provided that we must pay guaranteed minimum interest of $213,750 (9-months of interest). The Loan Agreement includes representations, warranties, and affirmative and negative covenants that are customary of institutional loan agreements. As of  March 31, 2024 and  December 31, 2023, the Company was in compliance with all of the covenants. The loan is collateralized by a first priority lien on the building and site improvements, and is guaranteed by Aqua Metals, Inc.

 

Note payable is comprised of the following (in thousands):

 

  

March 31, 2024

  

December 31, 2023

 
         

Note payable, current portion

        

Summit Investment Services, LLC

 $3,000  $35 

Less issuance costs

  (30)   

Total note payable, current portion

 $2,970  $35 
         

Note payable, non-current portion

        

Summit Investment Services, LLC

 $  $3,000 

Less issuance costs

     (77)

Total note payable, non-current portion

 $  $2,923 

 

v3.24.1.1.u2
Note 11 - Stockholders' Equity
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Equity [Text Block]

11. Stockholders’ equity

 

Shares issued

 

During the three months ended March 31, 2024, the Company issued 1,056,082 shares of common stock upon vesting of Restricted Stock Units ("RSUs") granted by the Company to management and employees, including 428,566 of reissued treasury stock. We withheld 456,646 shares to satisfy approximately $360,000 of employees’ tax obligations during the three months ended March 31, 2024. We treat shares of common stock withheld for tax purposes on behalf of our employees in connection with the vesting of RSUs in a similar manner as common stock repurchases and reported as treasury stock. 

 

During the three months ended March 31, 2024, the Company issued 39,773 shares of common stock upon vesting of RSUs granted to Board members.

 

During the three months ended March 31, 2024, the Company issued 4,155,611 shares of common stock pursuant to the at the market issuance sales agreement for net proceeds of $2.1 million.

 

 

 

Stock-based compensation

 

The stock-based compensation expense was allocated as follows:

 

  

Three Months Ended March 31,

 
  

2024

  

2023

 

Plant operations

 $86  $29 

Research and development cost

  20   18 

General and administrative expense

  668   640 

Total

 $774  $687 

 

 

2014 Stock Incentive Plan

 

We have adopted the Aqua Metals, Inc. 2014 Stock Incentive Plan providing for the grant of non-qualified stock options and incentive stock options to purchase shares of our common stock and for the grant of restricted and unrestricted share grants. All of our officers, directors, employees and consultants are eligible to participate under the plan. The purpose of the plan is to provide eligible participants with an opportunity to acquire an ownership interest in our company. As of  March 31, 2024, there were 635,215 remaining shares available for future grants.

 

2019 Stock Incentive Plan

 

In 2019, our board of directors adopted the Aqua Metals, Inc. 2019 Stock Incentive Plan (the “2019 Plan”). A total of 18,500,000 shares of common stock was authorized for issuance pursuant to the 2019 Plan. The 2019 Plan provides for the following types of stock-based awards: incentive stock options; non-statutory stock options; restricted stock; and performance stock. The 2019 Plan, under which equity incentives may be granted to employees and directors under incentive and non-statutory agreements, requires that the option price may not be less than the fair value of the stock at the date the option is granted. Option awards are exercisable until their expiration, which may not exceed 10 years from the grant date. As of  March 31, 2024, there were 1,269,037 remaining shares available for future grants.

 

      

RSUs Outstanding

 
         
  

Number of

     
  

Shares

     
  

Available for

  

Number of

 
  

Grant

  

RSUs

 

Balances, December 31, 2023

  1,420,454   8,654,491 

Granted

  (111,522)  111,522 

Exercised/ Released

     (1,095,855)

Forfeited

  138,674   (138,674)

Returned to Plan

  456,646    

Balances, March 31, 2024

  1,904,252   7,531,484 

 

Restricted stock units

 

During the first quarter of 2024, the Company granted 111,522 RSUs, all of which were subject to vesting, with a grant date fair value of $60,000 to employees. The shares vest in three equal installments over a three-year period.

v3.24.1.1.u2
Note 12 - Commitments and Contingencies
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Commitments and Contingencies Disclosure [Text Block]

12. Commitments and contingencies

 

We  may, from time to time, be party to litigation and subject to claims incident to the ordinary course of business. As our growth continues, we  may become party to an increasing number of litigation matters and claims. The outcome of litigation and claims cannot be predicted with certainty, and the resolution of any future matters could materially affect our future financial position, results of operations or cash flows. We are not party to any legal proceedings that, if determined adversely to us, would individually or taken together have a material adverse effect on our business, results of operations, financial condition or cash flows.

 

v3.24.1.1.u2
Note 13 - Subsequent Events
3 Months Ended
Mar. 31, 2024
Notes to Financial Statements  
Subsequent Events [Text Block]

13. Subsequent events

 

On May 14, 2024, Aqua Metals, Inc. (the “Company”) entered into an Underwriting Agreement (the “Agreement”) with The Benchmark Company, LLC, as representative of the several underwriters (the “Underwriter”), relating to an underwritten offering of 17,500,000 shares (“Company Shares”) of its $0.001 par value common stock (“Common Stock”) and warrants (“Warrants”) to purchase up to 17,500,000 shares of Common Stock (“Warrant Shares”). The Warrants are being offered and sold at the rate of one Warrant for every one Company Share purchased in this offering. The public offering price, before the Underwriter’s discount and commissions, for each Company Share is $0.39 and for each accompanying Warrant is $0.01. Per the Agreement the Underwriter will get a 7% discount and has the option to exercise an over-allotment option to acquire up to an additional 2,625,000 shares of Common Stock and 2,625,000 Warrants within 30 days of closing. 

 

Each Warrant will have an exercise price of $0.39 per share of Common Stock and will be immediately exercisable on the date of issuance. The Warrants will expire five years after the date of issuance. 

 

On May 13, 2024, we entered into a non-binding term sheet with a strategic lender for a secured loan facility in the amount of up to $33 million. The secured loan facility is to be used for the completion of the Phase 1 development of our five‑acre recycling campus in the Tahoe‑Reno Industrial Center. The term sheet is non-binding, except for certain confidentiality and break-up provisions, and the lender’s obligation to close is subject to its further due diligence and the negotiation and execution of definitive agreements. The term sheet contemplates that the parties will close on the loan facility by June 30, 2024, subject to the aforementioned closing conditions. There can be no assurance that we will be able close on the secured loan facility.

 

 

v3.24.1.1.u2
Insider Trading Arrangements
3 Months Ended
Mar. 31, 2024
Insider Trading Arr Line Items  
Material Terms of Trading Arrangement [Text Block]

PART II - OTHER INFORMATION

Rule 10b5-1 Arrangement Adopted [Flag] false
Non-Rule 10b5-1 Arrangement Adopted [Flag] false
Rule 10b5-1 Arrangement Terminated [Flag] false
Non-Rule 10b5-1 Arrangement Terminated [Flag] false
v3.24.1.1.u2
Note 1 - Organization (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block]
  

Three Months Ended March 31, 2023

 
  

As Reported

  

Correction

  

As Corrected

 

Operating cost and expense

            

Gain on disposal of property, plant and equipment

     (20)  (20)

Total operating expense

 $4,516  $(20) $4,496 

Income (loss) from Operations

 $(4,516) $20  $(4,496)
             

Other income and expense

            

Gain on disposal of property, plant and equipment

  20   (20)   

Total other income (expense), net

 $(90) $(20) $(110)
  

As Reported

  

Correction

  

As Corrected

 
  

Common Stock

  

Common Stock

  

Common Stock

 
  

Shares

  

Shares

  

Shares

 
             

Common stock issued to employees and directors, includes RSUs vesting

  1,332,743   (510,632)  822,111 
             

Balances, March 31, 2023

  83,180,801   (510,632) $82,670,169 
v3.24.1.1.u2
Note 2 - Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
  

Three Months Ended March 31,

 

Excluded potentially dilutive weighted average securities (1):

 

2024

  

2023

 
         

Unvested restricted stock units

  8,713,793   5,355,725 

Options to purchase common stock

     994,068 

Financing warrants to purchase common stock

  571,092   6,372 

Total potential dilutive weighted average securities

  9,284,885   6,356,165 
v3.24.1.1.u2
Note 5 - Inventory (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

March 31, 2024

  

December 31, 2023

 
         

Work in process

 $145  $135 

Raw materials

  895   794 

Total inventory

 $1,040  $929 
v3.24.1.1.u2
Note 6 - Property and Equipment, Net (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

Useful Life

         

Asset Class

 

(Years)

  

March 31, 2024

  

December 31, 2023

 
             

Operational equipment

  3 - 10  $3,581  $3,581 

Lab equipment

  5   817   817 

Computer equipment

  3   111   89 

Office furniture and equipment

  3   90   90 

Leasehold improvements

  2.5   80   80 

Land

  -   1,141   1,141 

Building

  39   3,131   3,131 

Equipment under construction

      7,349   3,047 
       16,300   11,976 

Less: accumulated depreciation

      (1,847)  (1,629)
             

Total property, plant and equipment, net

     $14,453  $10,347 
v3.24.1.1.u2
Note 7 - Other Assets (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Other Assets [Table Text Block]
  

March 31, 2024

  

December 31, 2023

 
         

Equipment deposits (1)

 $5,992  $4,291 

Nevada facilities Right of Use Assets (2)

  361   222 

Other assets

  324   160 

Total other assets, non-current

 $6,677  $4,673 
v3.24.1.1.u2
Note 8 - Accrued Expenses (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Accrued Liabilities [Table Text Block]
  

March 31, 2024

  

December 31, 2023

 
         

Property, plant and equipment related

 $2,199  $1,857 

Payroll related

  883   506 

Other

  101   78 

Professional services

  48   26 

Total accrued expenses

 $3,231  $2,467 
v3.24.1.1.u2
Note 9 - Leases (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Lease, Cost [Table Text Block]
  

Three Months Ended

 
  

March 31,

 
  

2024

  

2023

 

Cash paid for operating lease liabilities

 $68  $66 

Operating lease cost

 $67  $65 
         

Cash paid for finance lease liabilities

 $14  $15 

Interest expense

 $1  $2 
  

March 31, 2024

  

March 31, 2023

 

Weighted-average remaining lease term (years) - operating leases

  1.4   1.6 

Weighted-average discount rate - operating leases

  9.18%  6.16%
         

Weighted-average remaining lease term (years) - finance leases

  1.6   1.0 

Weighted-average discount rate - finance leases

  8.17%  7.49%
         

Right-of-use assets obtained in exchange for lease obligations:

        

Operating leases

 $170    
Lessee, Lease Liability, Maturity [Table Text Block]

Due in 12-month period ended March 31,

        
  

Operating Leases

  

Finance Leases

 

2024

 $207  $32 

2025

  188    

Less imputed interest

  (30)  (1)

Total lease liabilities

 $365  $31 
         

Current lease liabilities

 $222  $31 

Non-current lease liabilities

  143    

Total lease liabilities

 $365  $31 
v3.24.1.1.u2
Note 10 - Note Payable (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Debt [Table Text Block]
  

March 31, 2024

  

December 31, 2023

 
         

Note payable, current portion

        

Summit Investment Services, LLC

 $3,000  $35 

Less issuance costs

  (30)   

Total note payable, current portion

 $2,970  $35 
         

Note payable, non-current portion

        

Summit Investment Services, LLC

 $  $3,000 

Less issuance costs

     (77)

Total note payable, non-current portion

 $  $2,923 
v3.24.1.1.u2
Note 11 - Stockholders' Equity (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
  

Three Months Ended March 31,

 
  

2024

  

2023

 

Plant operations

 $86  $29 

Research and development cost

  20   18 

General and administrative expense

  668   640 

Total

 $774  $687 
Share-based Payment Arrangement, Option and Restricted Stock Unit, Activity [Table Text Block]
      

RSUs Outstanding

 
         
  

Number of

     
  

Shares

     
  

Available for

  

Number of

 
  

Grant

  

RSUs

 

Balances, December 31, 2023

  1,420,454   8,654,491 

Granted

  (111,522)  111,522 

Exercised/ Released

     (1,095,855)

Forfeited

  138,674   (138,674)

Returned to Plan

  456,646    

Balances, March 31, 2024

  1,904,252   7,531,484 
v3.24.1.1.u2
Note 1 - Organization (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Feb. 01, 2023
Net Income (Loss) Attributable to Parent $ (5,752) $ (4,606)    
Net Cash Provided by (Used in) Operating Activities (4,251) $ (2,863)    
Cash and Cash Equivalents, at Carrying Value 8,294   $ 16,522  
Liabilities, Current 8,451   4,613  
Retained Earnings (Accumulated Deficit) $ (228,967)   $ (223,215)  
Common Stock, Shares, Issued (in shares) 113,131,561   108,308,661  
Revision of Prior Period, Error Correction, Adjustment [Member] | Restricted Stock Units (RSUs) [Member]        
Common Stock, Shares, Issued (in shares)   510,632    
Summit Investment Services, LLC [Member] | Loan Agreement [Member] | Aqua Metals Reno, Inc [Member]        
Debt Instrument, Face Amount       $ 3,000
v3.24.1.1.u2
Note 1 - Organization - Correction of Prior Period (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Operating cost and expense      
Gain on disposal of property, plant and equipment $ 0 $ (20)  
Total operating expense 5,792 4,496  
Income (loss) from Operations (5,792) (4,496)  
Other income and expense      
Gain on disposal of property, plant and equipment 0 (20)  
Total other income (expense), net $ 40 (110)  
Common stock, shares issued (in shares) 113,131,561   108,308,661
Common stock, shares outstanding (in shares) 112,674,915   107,880,095
Previously Reported [Member]      
Operating cost and expense      
Gain on disposal of property, plant and equipment   20  
Total operating expense   4,516  
Income (loss) from Operations   (4,516)  
Other income and expense      
Gain on disposal of property, plant and equipment   20  
Total other income (expense), net   $ (90)  
Common stock, shares outstanding (in shares)   83,180,801  
Revision of Prior Period, Adjustment [Member]      
Operating cost and expense      
Gain on disposal of property, plant and equipment   $ (20)  
Total operating expense   (20)  
Income (loss) from Operations   20  
Other income and expense      
Gain on disposal of property, plant and equipment   (20)  
Total other income (expense), net   $ (20)  
Common stock, shares outstanding (in shares)   (510,632)  
As Corrected [Member]      
Operating cost and expense      
Gain on disposal of property, plant and equipment   $ (20)  
Total operating expense   4,496  
Income (loss) from Operations   (4,496)  
Other income and expense      
Gain on disposal of property, plant and equipment   (20)  
Total other income (expense), net   $ (110)  
Common stock, shares outstanding (in shares)   82,670,169  
Restricted Stock Units (RSUs) [Member] | Employees and Directors [Member] | Previously Reported [Member]      
Other income and expense      
Common stock, shares issued (in shares)   1,332,743  
Restricted Stock Units (RSUs) [Member] | Employees and Directors [Member] | Revision of Prior Period, Adjustment [Member]      
Other income and expense      
Common stock, shares issued (in shares)   (510,632)  
Restricted Stock Units (RSUs) [Member] | Employees and Directors [Member] | As Corrected [Member]      
Other income and expense      
Common stock, shares issued (in shares)   822,111  
v3.24.1.1.u2
Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Accounts Receivable, after Allowance for Credit Loss, Current $ 0   $ 67
Trade Accounts Receivable [Member]      
Accounts Receivable, after Allowance for Credit Loss, Current 0   $ 0
Sale of Inventory [Member]      
Revenue from Contract with Customer, Excluding Assessed Tax $ 0 $ 0  
v3.24.1.1.u2
Note 2 - Summary of Significant Accounting Policies - Antidilutive Securities Excluded From Computation of Earnings Per Share (Details) - shares
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Total potential dilutive securities (in shares) [1] 9,284,885 6,356,165
Restricted Stock Units (RSUs) [Member]    
Total potential dilutive securities (in shares) 8,713,793 5,355,725
Share-Based Payment Arrangement, Option [Member]    
Total potential dilutive securities (in shares) 0 994,068
Warrant [Member]    
Total potential dilutive securities (in shares) 571,092 6,372
[1] Securities are presented on a weighted average outstanding calculation as required if the securities were dilutive.
v3.24.1.1.u2
Note 3 - Revenue Recognition (Details Textual)
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Percentage of Revenue From Products Transferred at Point in Time 100.00% 100.00%
v3.24.1.1.u2
Note 4 - Note Receivable (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
Feb. 15, 2021
Mar. 31, 2024
Mar. 31, 2022
Dec. 31, 2023
LiNiCo [Member]        
Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount       $ 1,400,000
Receivable, Investment, Sale       $ 600,000
Increase (Decrease) in Notes Receivables   $ (150,000)    
LiNiCo [Member]        
Subsidiary, Ownership Percentage, Noncontrolling Owner     12.00%  
LiNiCo [Member] | Series A Preferred Stock [Member]        
Stock Issued During Period, Shares, Equity Method Invesment (in shares) 375,000      
Shares Received in Exchange of Common Stock Issued (in shares) 1,500      
Value of Shares Received in Exchange of Common Stock Issued $ 1,500,000      
Investment Warrant, Term (Year) 3 years      
Investment Warrant, Exercised During Period (in shares)     500  
Investment Owned, Balance, Shares (in shares)     2,000  
Investment Owned, Fair Value     $ 2,000,000  
v3.24.1.1.u2
Note 5 - Inventory - Inventory (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Work in process $ 145 $ 135
Raw materials 895 794
Total inventory $ 1,040 $ 929
v3.24.1.1.u2
Note 6 - Property and Equipment, Net (Details Textual) - USD ($)
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Depreciation $ 218,000 $ 82,000
v3.24.1.1.u2
Note 6 - Property and Equipment, Net - Property and Equipment, Net (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Property and equipment, gross $ 16,300 $ 11,976
Less: accumulated depreciation (1,847) (1,629)
Total property, plant and equipment, net 14,453 10,347
Operational Equipment [Member]    
Property and equipment, gross $ 3,581 3,581
Operational Equipment [Member] | Minimum [Member]    
Property and equipment, net, useful life (Year) 3 years  
Operational Equipment [Member] | Maximum [Member]    
Property and equipment, net, useful life (Year) 10 years  
Laboratory Equipment [Member]    
Property and equipment, net, useful life (Year) 5 years  
Property and equipment, gross $ 817 817
Computer Equipment [Member]    
Property and equipment, net, useful life (Year) 3 years  
Property and equipment, gross $ 111 89
Office Furniture and Equipment [Member]    
Property and equipment, net, useful life (Year) 3 years  
Property and equipment, gross $ 90 90
Leasehold Improvements [Member]    
Property and equipment, net, useful life (Year) 2 years 6 months  
Property and equipment, gross $ 80 80
Land [Member]    
Property and equipment, gross $ 1,141 1,141
Building [Member]    
Property and equipment, net, useful life (Year) 39 years  
Property and equipment, gross $ 3,131 3,131
Construction in Progress [Member]    
Property and equipment, gross $ 7,349 $ 3,047
v3.24.1.1.u2
Note 7 - Other Assets - Other Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Equipment deposits (1) [1] $ 5,992 $ 4,291
Nevada facilities Right of Use Assets (2) [2] 361 222
Other assets 324 160
Total other assets, non-current $ 6,677 $ 4,673
[1] Deposits for equipment to be acquired and utilized at the Company's Phase One build-out of our recycling campus at Tahoe-Reno Industrial Center (TRIC).
[2] See Footnote 9.
v3.24.1.1.u2
Note 8 - Accrued Expenses - Accrued Expenses (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Property, plant and equipment related $ 2,199 $ 1,857
Payroll related 883 506
Other 101 78
Professional services 48 26
Total accrued expenses $ 3,231 $ 2,467
v3.24.1.1.u2
Note 9 - Leases (Details Textual) - USD ($)
3 Months Ended
Mar. 14, 2024
Mar. 31, 2024
Mar. 31, 2023
Incremental Borrowing Rate 9.61%    
Operating Lease, Right-of-Use Asset, Increase/Decrease $ 170,000 $ 170,000
Increase (Decrease) in Operating Lease Liability $ 166,000    
Real Estate Lease One [Member]      
Lessee, Operating Lease, Term of Contract (Month)   36 months  
Real Estate Lease Two [Member]      
Lessee, Operating Lease, Term of Contract (Month)   37 months  
v3.24.1.1.u2
Note 9 - Leases - Right-of-Use Assets and Related Lease Liabilities (Details) - USD ($)
3 Months Ended
Mar. 14, 2024
Mar. 31, 2024
Mar. 31, 2023
Cash paid for operating lease liabilities   $ 68,000 $ 66,000
Operating lease cost   67,000 65,000
Cash paid for finance lease liabilities   14,000 15,000
Interest expense   $ 1,000 $ 2,000
Weighted-average remaining lease term (years) - operating leases (Year)   1 year 4 months 24 days 1 year 7 months 6 days
Weighted-average discount rate - operating leases   9.18% 6.16%
Weighted-average remaining lease term (years) - finance leases (Year)   1 year 7 months 6 days 1 year
Weighted-average discount rate - finance leases   8.17% 7.49%
Operating Lease, Right-of-Use Asset, Increase/Decrease $ 170,000 $ 170,000
v3.24.1.1.u2
Note 9 - Leases - Maturities of Lease Liabilities (Details)
$ in Thousands
Mar. 31, 2024
USD ($)
2024, operating lease $ 207
2024, finance lease 32
2025, operating lease 188
2025, finance lease 0
Less imputed interest, operating lease (30)
Less imputed interest, finance lease (1)
Total lease liabilities, operating lease 365
Finance Lease, Liability 31
Current lease liabilities, operating lease 222
Current lease liabilities, finance lease 31
Non-current lease liabilities, operating lease 143
Non-current lease liabilities, finance lease 0
Total lease liabilities $ 365
v3.24.1.1.u2
Note 10 - Note Payable (Details Textual) - Loan Agreement [Member] - Summit Investment Services, LLC [Member] - Aqua Metals Reno, Inc [Member]
Feb. 01, 2023
USD ($)
Debt Instrument, Face Amount $ 3,000,000
Debt Instrument, Interest Rate, Stated Percentage 9.50%
Debt Instrument Term, Interest Only Payments (Year) 24 years
Debt Instrument, Guaranteed Minimum Interest $ 213,750
v3.24.1.1.u2
Note 10 - Note Payable - Schedule of Notes Payable (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Note payable, current portion $ 2,970 $ 35
Less issuance costs (30) 0
Note payable, noncurrent 0 2,923
Less issuance costs 0 (77)
Summit Investment Services, LLC [Member]    
Note payable, current portion 3,000 35
Note payable, noncurrent $ 0 $ 3,000
v3.24.1.1.u2
Note 11 - Stockholders' Equity (Details Textual)
3 Months Ended 12 Months Ended
Mar. 31, 2024
USD ($)
shares
Mar. 31, 2023
USD ($)
Dec. 31, 2019
shares
Dec. 31, 2023
shares
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation (in shares) 456,646      
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation | $ $ 360,000      
Proceeds from Issuance of Common Stock | $ $ 2,126,000 $ 1,989,000    
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) 1,904,252     1,420,454
The 2014 Stock Incentive Plan [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) 635,215      
The 2019 Stock Incentive Plan [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) 1,269,037      
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)     18,500,000  
The 2019 Stock Incentive Plan [Member] | Maximum [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)     10 years  
ATM [Member]        
Stock Issued During Period, Shares, New Issues (in shares) 4,155,611      
Proceeds from Issuance of Common Stock | $ $ 2,100,000      
Restricted Stock Units (RSUs) [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 111,522      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Fair Value | $ $ 60,000      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period, Number of Installments 3      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 3 years      
Management and Employees [Member]        
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) 1,056,082      
Management and Employees [Member] | Reissued Treasury Stock [Member]        
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) 428,566      
Board Members [Member]        
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares) 39,773      
v3.24.1.1.u2
Note 11 - Stockholders' Equity - Stock-based Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Stock-based compensation expense $ 774 $ 687
Cost of Sales [Member]    
Stock-based compensation expense 86 29
Research and Development Expense [Member]    
Stock-based compensation expense 20 18
General and Administrative Expense [Member]    
Stock-based compensation expense $ 668 $ 640
v3.24.1.1.u2
Note 11 - Stockholders' Equity - Stock-based Compensation Plan Activity (Details)
3 Months Ended
Mar. 31, 2024
shares
Number of shares available for grant (in shares) 1,420,454
Balances, RSUs (in shares) 8,654,491
Granted, available for grant (in shares) (111,522)
Granted, RSUs (in shares) 111,522
Exercised/ Released, RSUs (in shares) (1,095,855)
Forfeited, available for grant (in shares) 138,674
Forfeited, RSUs (in shares) (138,674)
Returned to Plan, available for grant (in shares) 456,646
Returned to Plan, RSUs (in shares) 0
Number of shares available for grant (in shares) 1,904,252
Balances, RSUs (in shares) 7,531,484
v3.24.1.1.u2
Note 13 - Subsequent Events (Details Textual) - USD ($)
May 14, 2024
May 13, 2024
Mar. 31, 2024
Dec. 31, 2023
Common Stock, Par or Stated Value Per Share (in dollars per share)     $ 0.001 $ 0.001
Subsequent Event [Member] | Secured Loan Facility [Member] | Maximum [Member]        
Debt Instrument, Face Amount   $ 33    
May 2024 Public Offering [Member] | Subsequent Event [Member]        
Stock Issued During Period, Shares, New Issues (in shares) 17,500,000      
Common Stock, Par or Stated Value Per Share (in dollars per share) $ 0.001      
Share Price (in dollars per share) 0.39      
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) $ 0.01      
Discount On Exercised Shares 7.00%      
Additional Common Stock, Shares, Over-Allotment (in shares) 2,625,000      
Additional Warrants, Shares, Over-Allotment (in shares) 2,625,000      
Share-Based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Remaining Contractual Term (Year) 5 years      

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