SCHEDULE 13G/A 0001214659-25-007867 0001232621 XXXXXXXX LIVE 4 Common Stock, par value $0.0001 per share 12/31/2025 0001720580 Adicet Bio, Inc. 007002207 131 Dartmouth Street 3rd Floor Boston MA 02116 Rule 13d-1(c) TANG CAPITAL MANAGEMENT, LLC DE 0.00 6158.00 0.00 6158.00 6158.00 N 0.1 OO Tang Capital Management, LLC ("TCM") shares voting and dispositive power over such shares with Tang Capital Partners International, LP ("TCPI") and Kevin Tang. The percentages used herein are based on 9,578,474 shares of Common Stock outstanding, which reflects 153,255,581 shares of Common Stock outstanding as of November 3, 2025, as set forth in the Issuer's Quarterly Report filed on Form 10-Q that was filed with the Securities and Exchange Commission on November 5, 2025, adjusted for a one-for-sixteen reverse stock split effective as of December 30, 2025. KEVIN TANG X1 0.00 6158.00 0.00 6158.00 6158.00 N 0.1 IN Kevin Tang shares voting and dispositive power over such shares with TCPI and TCM. TANG CAPITAL PARTNERS, LP DE 0.00 0.00 0.00 0.00 0.00 N 0 PN TANG CAPITAL PARTNERS INTERNATIONAL, LP DE 0.00 6158.00 0.00 6158.00 6158.00 N 0.1 PN TCPI shares voting and dispositive power over such shares with TCM and Kevin Tang. TANG CAPITAL PARTNERS III, INC NV 0.00 0.00 0.00 0.00 0.00 N 0.0 CO TANG CAPITAL PARTNERS IV, INC NV 0.00 0.00 0.00 0.00 0.00 N 0.0 CO Adicet Bio, Inc. 131 Dartmouth Street, 3rd Floor, Boston, MA, 02116 This Statement on Schedule 13G (this "Statement") is filed by TCM, the general partner of Tang Capital Partners, LP ("TCP") and TCPI; Kevin Tang, the manager of TCM and Chief Executive Officer of Tang Capital Partners III, Inc. ("TCP III") and Tang Capital Partners IV, Inc. ("TCP IV"); TCP; TCPI; TCP III; and TCP IV. The address of TCM, Kevin Tang, TCP and TCPI is 4747 Executive Drive, Suite 210, San Diego, CA 92121. The address of TCP III and TCP IV is 400 S. 4th Street, 3rd Floor, Las Vegas, NV 89101. TCM is a Delaware limited liability company. Mr. Tang is a United States citizen. TCP and TCPI are Delaware limited partnerships. TCP III and TCP IV are Nevada corporations that are indirectly wholly owned by TCP. Y 6,158 0.1% 0 shares 6,158 shares 0 shares 6,158 shares N Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. TANG CAPITAL MANAGEMENT, LLC /s/ Kevin Tang 02/17/2026 KEVIN TANG /s/ Kevin Tang 02/17/2026 TANG CAPITAL PARTNERS, LP /s/ Kevin Tang 02/17/2026 TANG CAPITAL PARTNERS INTERNATIONAL, LP /s/ Kevin Tang 02/17/2026 TANG CAPITAL PARTNERS III, INC /s/ Kevin Tang 02/17/2026 TANG CAPITAL PARTNERS IV, INC /s/ Kevin Tang 02/17/2026