Company: RGBP
Filing Date: 2025-09-08
Form Type: 253G1
Source: 0001641172-25-026822
Chunk: 169

Company: Regen BioPharma Inc
Filing Date: 2025-09-08
Form: 253G1
Chunk 169
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 2025 (the “Offering Circular”), please: (i) review this Subscription Agreement (this “Subscription Agreement” or this “Agreement”); (ii) complete Paragraph D under Representations and Warranties of Subscribers of this Subscription Agreement regarding accredited investor status; and (iii) complete, sign and date the appropriate signature pages (individual subscribers should complete, sign and date the individual signature page; entity subscribers should complete, sign and date the entity signature page.

GENERALLY, NO SALE MAY BE MADE TO YOU IN THIS OFFERING IF THE AGGREGATE PURCHASE PRICE YOU PAY IS MORE THAN 10% OF THE GREATER OF YOUR ANNUAL INCOME OR NET WORTH. DIFFERENT RULES APPLY TO ACCREDITED INVESTORS AND NON-NATURAL PERSONS. BEFORE MAKING ANY REPRESENTATION THAT YOUR INVESTMENT DOES NOT EXCEED APPLICABLE THRESHOLDS, WE ENCOURAGE YOU TO REVIEW RULE 251(d)(2)(i)(C) OF REGULATION A. FOR GENERAL INFORMATION ON INVESTING, WE ENCOURAGE YOU TO REFER TO www.investor.gov

Please make your uncertified check, certified check, or cashier’s check payable to “Regen Biopharma, Inc.” and mail your check, with the completed Subscription Agreement, to :

REGEN BIOPHARMA, INC

Attention David R. Koos, CEO

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

Instructions for wire transfer may be obtained upon request from David R. Koos at (619) 722-5505

THE COMPANY WILL NOT ACCEPT ANY SUBSCRIPTION AGREEMENT THAT IS NOT FULLY AND ACCURATELY COMPLETED, DATED AND SIGNED.

<div align='center'>THIS IS AN IMPORTANT LEGAL DOCUMENT. READ EACH PART OF IT CAREFULLY.</div>

This subscription, submitted as of the date set forth on the signature page, is between the Company and the undersigned subscriber (the “Subscriber”).

Offer to Purchase.The Subscriber hereby irrevocably offers to purchase that number of Shares of the Company set forth on the signature page and hereby tenders the Subscriber’s check payable to “Regen Biopharma, Inc.” in the aggregate dollar amount set forth on the signature page at a per Share purchase price of $——, or hereby confirms that a wire for that amount has been sent to the Company.

The Subscriber understands that a subscription for the Shares may be rejected for any