EX-10.3
Boundless Bio, Inc.
SECURITIES PURCHASE AGREEMENT
This SECURITIES PURCHASE AGREEMENT (this “Agreement”) is dated as of June 22, 2026, by and among Serapha Bio, Inc., a Delaware corporation (“Serapha”), and each of the Persons listed on Exhibit A attached to this Agreement (each, an “Investor” and together, the “Investors”).
WHEREAS, Serapha and the Investors are executing and delivering this Agreement in reliance upon the exemption from securities registration afforded by Section 4(a)(2) of the Securities Act of 1933, as amended (the “Securities Act”);
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