0000950170-23-072755.txt : 20231222 0000950170-23-072755.hdr.sgml : 20231222 20231222173013 ACCESSION NUMBER: 0000950170-23-072755 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231221 FILED AS OF DATE: 20231222 DATE AS OF CHANGE: 20231222 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SUMER JACQUELYN L CENTRAL INDEX KEY: 0001844824 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39856 FILM NUMBER: 231510927 MAIL ADDRESS: STREET 1: C/O GENOCEA BIOSCIENCES, INC. STREET 2: 100 ACORN PARK DRIVE 5TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02140 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Cullinan Oncology, 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 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 Management, Inc. DATE OF NAME CHANGE: 20210107 FORMER COMPANY: FORMER CONFORMED NAME: Cullinan Oncology, LLC DATE OF NAME CHANGE: 20191001 4 1 ownership.xml 4 X0508 4 2023-12-21 0001789972 Cullinan Oncology, Inc. CGEM 0001844824 SUMER JACQUELYN L C/O CULLINAN ONCOLOGY, INC. ONE MAIN STREET, SUITE 1350 CAMBRIDGE MA 02142 false true false false Chief Legal Officer false Common Stock 2023-12-21 4 S false 1400 8.50 D 44133 D Sale of shares to cover personal income tax obligations upon vesting of restricted stock units. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $8.49 to $8.50. The Reporting Person undertakes to provide to the Issuer, any shareholder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. /s/ Jacquelyn Sumer 2023-12-22