X0508 4 2026-01-31 0001745999 Beam Therapeutics Inc. BEAM 0001897662 Emany Sravan Kumar C/O BEAM THERAPEUTICS INC., 238 MAIN STREET CAMBRIDGE MA 02142 false true false false Chief Financial Officer false Stock Option (Right to Buy) 27.62 2026-01-31 4 A false 63500 0 A 2036-01-31 Common Stock 63500 63500 D This stock option vests in equal monthly installments each month following the date of grant for the subsequent 48 months, subject to the Reporting Person's continued service with Beam Therapeutics Inc. through each vesting date. By: /s/ Christine Bellon, Attorney-in-fact 2026-02-02