0001950047-24-006826.txt : 20240905 0001950047-24-006826.hdr.sgml : 20240905 20240905162700 ACCESSION NUMBER: 0001950047-24-006826 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240905 DATE AS OF CHANGE: 20240905 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Cullinan Therapeutics, Inc. CENTRAL INDEX KEY: 0001789972 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 813867811 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-39856 FILM NUMBER: 241281728 BUSINESS ADDRESS: STREET 1: ONE MAIN STREET STREET 2: SUITE 1350 CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 617-410-4650 MAIL ADDRESS: STREET 1: ONE MAIN STREET STREET 2: SUITE 1350 CITY: CAMBRIDGE STATE: MA ZIP: 02142 FORMER COMPANY: FORMER CONFORMED NAME: Cullinan Oncology, Inc. DATE OF NAME CHANGE: 20210225 FORMER COMPANY: FORMER CONFORMED NAME: Cullinan Management, Inc. DATE OF NAME CHANGE: 20210107 FORMER COMPANY: FORMER CONFORMED NAME: Cullinan Oncology, LLC DATE OF NAME CHANGE: 20191001 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Michaelson Jennifer CENTRAL INDEX KEY: 0001838061 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O CULLINAN MANAGEMENT, INC. STREET 2: ONE MAIN STREET SUITE 520 CITY: CAMBRIDGE STATE: MA ZIP: 02142 144 1 primary_doc.xml 144 0001838061 XXXXXXXX LIVE 0001789972 CULLINAN THERAPEUTICS, INC. 001-39856 One Main Street, Suite 1350 Cambridge MA 02142 6174104650 JENNIFER MICHAELSON & MARC D MICHAELSON Officer COMMON Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 8th Floor New York NY 10004

16000 298880.00 57976641 09/05/2024 NASDAQ Common 12/01/2018 Restricted Stock Awards Issuer N 16000 12/01/2018 N/A N 10b5-1 Sales for JENNIFER MICHAELSON & MARC D MICHAELSON JT TEN

One Main Street, Suite 1350 Cambridge MA 02142

COMMON 07/05/2024 8000 130611.20 The securities to be sold were acquired upon the vesting of restricted stock awards on 12/01/2018 and 12/16/2019. 09/05/2024 01/05/2024 /s/ Jennifer Michaelson