0001894562-23-000004.txt : 20230404 0001894562-23-000004.hdr.sgml : 20230404 20230404202255 ACCESSION NUMBER: 0001894562-23-000004 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230331 FILED AS OF DATE: 20230404 DATE AS OF CHANGE: 20230404 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Brudnick Richard CENTRAL INDEX KEY: 0001692359 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41536 FILM NUMBER: 23800791 MAIL ADDRESS: STREET 1: BIOVERATIV INC. STREET 2: 225 SECOND AVENUE CITY: WALTHAM STATE: MA ZIP: 02451 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Prime Medicine, Inc. CENTRAL INDEX KEY: 0001894562 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] 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 wf-form4_168065416536123.xml FORM 4 X0407 4 2023-03-31 0 0001894562 Prime Medicine, Inc. PRME 0001692359 Brudnick Richard C/O PRIME MEDICINE, INC. 21 ERIE STREET CAMBRIDGE MA 02139 0 1 0 0 Chief Business Officer 0 Stock Option (right to buy) 12.3 2023-03-31 4 A 0 135747 0 A 2033-03-31 Common Stock 135747.0 135747 D 1/48th of the shares underlying this option vest and become exercisable in substantially equal monthly installments on each monthly anniversary of March 31, 2023, subject to the Reporting Person's continued service on each such vesting date. /s/ Gabriela Morales-Rivera, attorney-in-fact 2023-04-04