0001894562-24-000022.txt : 20240521 0001894562-24-000022.hdr.sgml : 20240521 20240521161024 ACCESSION NUMBER: 0001894562-24-000022 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240517 FILED AS OF DATE: 20240521 DATE AS OF CHANGE: 20240521 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: LEE ANN L. CENTRAL INDEX KEY: 0001723629 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41536 FILM NUMBER: 24969434 MAIL ADDRESS: STREET 1: 400 DEXTER AVENUE NORTH STREET 2: SUITE 1200 CITY: SEATTLE STATE: WA ZIP: 98109 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Prime Medicine, Inc. CENTRAL INDEX KEY: 0001894562 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 21 ERIE ST. CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 617-465-0013 MAIL ADDRESS: STREET 1: 21 ERIE ST. CITY: CAMBRIDGE STATE: MA ZIP: 02139 4 1 wk-form4_1716322214.xml FORM 4 X0508 4 2024-05-17 0 0001894562 Prime Medicine, Inc. PRME 0001723629 LEE ANN L. C/O PRIME MEDICINE, INC. 21 ERIE STREET CAMBRIDGE MA 02139 0 1 0 0 Chief Technical Officer 0 Stock Option (right to buy) 3.67 2024-05-17 4 A 0 80416 0 A 2031-10-27 Common Stock 80416 160832 D Represents an option initially granted to the Reporting Person on October 27, 2021, a portion of which shares underlying this option shall vest upon the achievement of certain performance milestones. On May 17, 2024, the board of directors of the Issuer determined that one of the performance milestone conditions was achieved, resulting in the vesting of 80,416 shares. /s/ Karen Brown, attorney-in-fact 2024-05-21