0000950170-24-042024.txt : 20240404 0000950170-24-042024.hdr.sgml : 20240404 20240404205524 ACCESSION NUMBER: 0000950170-24-042024 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240404 DATE AS OF CHANGE: 20240404 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Beam Therapeutics Inc. CENTRAL INDEX KEY: 0001745999 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 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-39208 FILM NUMBER: 24824517 BUSINESS ADDRESS: STREET 1: 26 LANDSDOWNE STREET CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 857-327-8775 MAIL ADDRESS: STREET 1: 26 LANDSDOWNE STREET CITY: CAMBRIDGE STATE: MA ZIP: 02139 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Simon Amy CENTRAL INDEX KEY: 0001963879 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: BEAM THERAPEUTICS, INC. STREET 2: 238 MAIN STREET, 9TH FL. CITY: CAMBRIDGE STATE: MA ZIP: 02142 144 1 primary_doc.xml 144 0001963879 XXXXXXXX LIVE 0001745999 BEAM THERAPEUTICS INC. 001-39208 238 Main Street Cambridge MA 02142 857-327-8775 AMY SIMON Officer Common Stock ETRADE FINANCIAL CORPORATION

3 EDISON DRIVE ALPHARETTA GA 30005

7157 229954.42 81657714 04/01/2024 NASDAQ Common Stock 03/31/2024 Restricted Stock Vesting Issuer N 7157 03/31/2024 Services Rendered N Amy Simon

238 Main Street Cambridge MA 02142

Common Stock 04/02/2024 16530 504849.34 Represents shares of common stock sold in a non-discretionary transaction by the seller in order to cover tax withholding obligations upon the vesting of certain restricted stock units granted to the seller. 04/04/2024 05/19/2023 /s/Amy Simon