144 0001569590 XXXXXXXX LIVE 0001720580 Adicet Bio, Inc. 001-38359 131 DARTMOUTH STREET 3RD FLOOR BOSTON MA 02116 617-482-2333 OrbiMed Israel Partners Limited Partnership Shareholder Common Stock Themis Trading LLC

10 Town Square Suite 100 Chatham NJ 07928

64242 413076.06 9596407 04/07/2026 Nasdaq Stock Market Common Stock 09/15/2020 Merger Issuer N 64242 09/15/2020 N/A Y OrbiMed Israel BioFund GP Limited Partnership is the general partner of OrbiMed Israel Partners Limited Partnership. OrbiMed Israel GP Ltd. is the general partner of OrbiMed Israel BioFund GP Limited Partnership. 04/07/2026 /s/ Carl L. Gordon, Director, OrbiMed Israel GP Ltd., general partner of the general partner of OrbiMed Israel Partners Limited Partnership