Voting Common Stock, par value $0.0001 per share

Jasper Therapeutics, Inc.

2200 Bridge Pkwy, Redwood City, CA, 94065

Item 5 of the Schedule 13D is hereby amended and restated in its entirety as follows: The following sets forth, as of the date of this Schedule 13D, the aggregate number of shares of Common Stock and percentage of Common Stock beneficially owned by each of the Reporting Persons, based on 27,984,039 shares of Common Stock outstanding as of November 6, 2025, as disclosed in the Issuer's Quarterly Report on Form 10-Q filed with the SEC on November 10, 2025. Abingworth Bioventures VII LP is the beneficial owner of 1,088,310 shares of Common Stock, or approximately 3.8% of the shares of Common Stock outstanding, which include (i) 1,066,189 shares of Common Stock held of record by Abingworth Bioventures VII LP, (ii) 2,117 shares of Common Stock held for the benefit of Abingworth Bioventures VII LP and (iii) 20,004 shares of Common Stock underlying stock options held for the benefit of Abingworth Bioventures VII LP. The Carlyle Group Inc., which is a publicly traded entity listed on Nasdaq, is the sole shareholder of Carlyle Holdings I GP Inc., which is the sole member of Carlyle Holdings I GP Sub L.L.C., which is the general partner of Carlyle Holdings I L.P., which, with respect to the securities reported herein, is the managing member of CG Subsidiary Holdings L.L.C., which is the managing member of TC Group, L.L.C., which is the managing member of Carlyle Investment Management, L.L.C., which is the sole member of Carlyle Genesis UK LLC, which is the principal member of Abingworth LLP. Abingworth Bioventures VII LP has delegated to Abingworth LLP all investment and dispositive power over the securities held of record by Abingworth Bioventures VII LP. Accordingly, each of the foregoing entities may be deemed to share beneficial ownership of the securities held of record by Abingworth Bioventures VII LP, but each disclaims beneficial ownership of such securities.

Sole power to vote or to direct the vote: 0 Shared power to vote or to direct the vote: 1,088,310 Sole power to dispose or to direct the disposition: 0 Shared power to dispose or to direct the disposition: 1,088,310

During the past 60 days, the Reporting Persons have not effected any transactions with respect to the Common Stock.

None.

As of the date hereof, the Reporting Persons ceased to be the beneficial owners of more than five percent of the outstanding shares of Common Stock.