Form 8-K/A - Current report: [Amend]

Date: October 30, 2024

/s/ Rohan Palekar

Rohan Palekar

Chief Executive Officer

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K/A

(Amendment No. 1)

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 30, 2024

89bio, Inc.

(Exact name of registrant as specified in its charter)

Delaware

001-39122

36-4946844

(State or other jurisdiction

of incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

142 Sansome Street, Second Floor

San Francisco, CA 94104

(Address of principal executive offices, including zip code)

(415) 432-9270

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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

Title of each class

Trading
Symbol(s)

Name of each exchange

on which registered

Common Stock, par value $0.001 per share

ETNB

The Nasdaq Global Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

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. ☐

This Amendment No. 1 to Current Report on Form 8-K (this “Form 8-K/A”) amends the Current Report on Form 8-K filed by 89bio, Inc. (the “Company”) on August 5, 2024 (the “Initial Form 8-K”). The Initial Form 8-K reported the appointment of Charles McWherter, Ph.D. as a member of the board of directors of the Company (the “Board”). Pursuant to Instruction 2 to Item 5.02 of Form 8-K, this Form 8-K/A is being filed to disclose committee assignments for Dr. McWherter, which had not been determined at the time of filing of the Initial Form 8-K. No other changes have been made to the Initial Form 8-K.

Item 5.02

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Committee Appointment

On October 29, 2024, the Board appointed Dr. McWherter to serve on the Board’s Nominating and Corporate Governance Committee and Science and Technology Committee, effective October 29, 2024.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Document and Entity Information	Jul. 30, 2024
Cover [Abstract]
Amendment Flag	true
Entity Central Index Key	0001785173
Document Type	8-K/A
Document Period End Date	Jul. 30, 2024
Entity Registrant Name	89bio, Inc.
Entity Incorporation State Country Code	DE
Entity File Number	001-39122
Entity Tax Identification Number	36-4946844
Entity Address, Address Line One	142 Sansome Street
Entity Address, Address Line Two	Second Floor
Entity Address, City or Town	San Francisco
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94104
City Area Code	(415)
Local Phone Number	432-9270
Written Communications	false
Soliciting Material	false
Pre Commencement Tender Offer	false
Pre Commencement Issuer Tender Offer	false
Security 12b Title	Common Stock, par value $0.001 per share
Trading Symbol	ETNB
Security Exchange Name	NASDAQ
Entity Emerging Growth Company	false
Amendment Description	This Amendment No. 1 to Current Report on Form 8-K (this “Form 8-K/A”) amends the Current Report on Form 8-K filed by 89bio, Inc. (the “Company”) on August 5, 2024 (the “Initial Form 8-K”). The Initial Form 8-K reported the appointment of Charles McWherter, Ph.D. as a member of the board of directors of the Company (the “Board”). Pursuant to Instruction 2 to Item 5.02 of Form 8-K, this Form 8-K/A is being filed to disclose committee assignments for Dr. McWherter, which had not been determined at the time of filing of the Initial Form 8-K. No other changes have been made to the Initial Form 8-K.