0001969223-23-000315.txt : 20230822 0001969223-23-000315.hdr.sgml : 20230822 20230822154732 ACCESSION NUMBER: 0001969223-23-000315 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230822 DATE AS OF CHANGE: 20230822 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: REGENERON PHARMACEUTICALS, INC. CENTRAL INDEX KEY: 0000872589 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] 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: 231193344 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: STAHL NEIL CENTRAL INDEX KEY: 0001226689 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 777 OLD SAW MILL RIVER ROAD CITY: TARRYTOWN STATE: NY ZIP: 10591 144 1 primary_doc.xml 144 0001226689 XXXXXXXX LIVE 0000872589 Regeneron Pharmaceuticals, Inc. 000-19034 777 Old Saw Mill River Road Tarrytown NY 10591 914-347-7000 Neil Stahl Officer Common Stock UBS Financial Services Inc

1000 Harbor Blvd 3rd Floor Weehawken NJ 07086

11665 9810089.71 106740572 08/22/2023 Nasdaq Common Stock 08/21/2023 stock option exercise company N 11665 08/21/2023 stock Y 08/22/2023 /s/ UBS Financial Services Inc, as attorney-in-fact for Neil Stahl