0001950047-24-000766.txt : 20240208 0001950047-24-000766.hdr.sgml : 20240208 20240208162601 ACCESSION NUMBER: 0001950047-24-000766 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240208 DATE AS OF CHANGE: 20240208 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: REGENERON PHARMACEUTICALS, INC. CENTRAL INDEX KEY: 0000872589 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 133444607 STATE OF INCORPORATION: NY FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-19034 FILM NUMBER: 24609460 BUSINESS ADDRESS: STREET 1: 777 OLD SAW MILL RIVER ROAD CITY: TARRYTOWN STATE: NY ZIP: 10591 BUSINESS PHONE: 9148477000 MAIL ADDRESS: STREET 1: 777 OLD SAW MILL RIVER ROAD CITY: TARRYTOWN STATE: NY ZIP: 10591 FORMER COMPANY: FORMER CONFORMED NAME: REGENERON PHARMACEUTICALS INC DATE OF NAME CHANGE: 19930328 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: SING GEORGE L CENTRAL INDEX KEY: 0001225471 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: LANCET CAPITAL STREET 2: 45 ROCKEFELLER PLAZA STE 2008 CITY: NEW YORK STATE: NY ZIP: 10111 144 1 primary_doc.xml 144 0001225471 XXXXXXXX LIVE 0000872589 REGENERON PHARMACEUTICALS INC. 000-19034 777 Old Saw Mill River Road Tarrytown NY 10591-6707 (914) 847-7000 GEORGE L. SING Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Floor New York NY 10004

500 472500.00 107943750 02/08/2024 NASDAQ Common 02/08/2024 Exercise of options under a registered plan Issuer N 500 02/08/2024 Cash Y 02/08/2024 /s/ George L Sing