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Form 144 - Report of proposed sale of securities:
SEC Accession No. 0001950047-23-006490
Filing Date
2023-12-27
Accepted
2023-12-27 16:22:16
Documents
1

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 144  
1 primary_doc.xml 144 3309
  Complete submission text file 0001950047-23-006490.txt   4714
Mailing Address 777 OLD SAW MILL RIVER ROAD TARRYTOWN NY 10591
Business Address 777 OLD SAW MILL RIVER ROAD TARRYTOWN NY 10591 9148477000
REGENERON PHARMACEUTICALS, INC. (Subject) CIK: 0000872589 (see all company filings)

IRS No.: 133444607 | State of Incorp.: NY | Fiscal Year End: 1231
Type: 144 | Act: 33 | File No.: 000-19034 | Film No.: 231518240
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)

Mailing Address
Business Address
BROWN MICHAEL S (Reporting) CIK: 0001174475 (see all company filings)

Type: 144