Form 424B3 - Prospectus [Rule 424(b)(3)]

Prospectus Supplement No. 3 to Resale

Prospectus dated October 2, 2023

Registration File No. 333-274675

Filed Pursuant to Rule 424(b)(3)

REGEN BIOPHARMA, INC.

Up to 1,126,954 Shares of Common Stock

This Prospectus Supplement, dated February 9, 2024, is being filed by Regen Biopharma, Inc. (the “Company”) to update and supplement the information contained in the Company’s (i) prospectus, dated October 2, 2023 ( as amended and supplemented from time to time) (the “Prospectus”) which forms a part of the Company’s Registration Statement on Form S-1 (Registration No. 333-274675)

This Prospectus Supplement should be read in conjunction with the Prospectus, as amended and supplemented, which is to be delivered with this Supplement. This Supplement is qualified by reference to the Prospectus, except to the extent that the information in this Supplement updates or supersedes the information contained in the Prospectus, including any supplements and amendments thereto.

This Prospectus Supplement is not complete without, and may not be delivered or utilized except in connection with, the Prospectus, including any supplements and amendments thereto.

THIS INVESTMENT INVOLVES A HIGH DEGREE OF RISK. BEFORE INVESTING, YOU SHOULD CAREFULLY READ THE PROSPECTUS AND, PARTICULARLY, THE RISK FACTORS SECTION, BEGINNING ON PAGE 17.

NEITHER THE SECURITIES AND EXCHANGE COMMISSION NOR ANY STATE SECURITIES COMMISSION HAS APPROVED OR DISAPPROVED OF THESE SECURITIES OR DETERMINED IF THIS PROSPECTUS IS TRUTHFUL OR COMPLETE. ANY REPRESENTATION TO THE CONTRARY IS A CRIMINAL OFFENSE.

The date of this Prospectus Supplement is February 9, 2024.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 7, 2024

REGEN BIOPHARMA, INC.

(Exact name of small business issuer as specified in its charter)

Nevada	45-5192997
(State or other jurisdiction of incorporation or organization)	(I.R.S. Employer Identification No.)

Commission File No. 333-191725

4700 Spring Street, St 304, La Mesa, California 91942

(Address of Principal Executive Offices)

(619) 722 5505

(Issuer’s telephone number)

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
	None

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. ☐

Item 8.01 Other Events.

On February 7, 2024 Regen Biopharma, Inc. filed a provisional patent application with the United States Patent and Trademark Office covering compositions of matter, protocols and treatment means for accelerating hematopoietic reconstitution after an insult or chronic pathology by administration of stem cell derived endothelial progenitor cells or endothelial cells

SIGNATURE

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.