REGENERON PHARMACEUTICALS, INC. — SC 13D/A Filings
17 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by REGENERON PHARMACEUTICALS, INC. (REGN), sorted by most recent first. Each row links to the full filing on EdgarLookup. REGENERON PHARMACEUTICALS, INC. has filed 17 SC 13D/A documents with the SEC since 2017. To view all SEC filings by REGENERON PHARMACEUTICALS, INC., see the full filings list.
All
10-K
10-K/A
10-Q
13F-HR
144
15-12G
3
4
4/A
424B1
424B3
424B4
424B5
5
8-A12G
8-K
8-K/A
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFN14A
DEFS14A
FWP
POS EX
PRE 14A
PRES14A
PX14A6G
REGDEX
S-3
S-3/A
S-3ASR
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SC TO-T
SC TO-T/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | SC 13D/A | 0001104659-23-104277 | Sep 27, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-20-014084 | Jun 17, 2020 | — |
| SC 13D/A | SC 13D/A | 0001140361-20-012717 | May 29, 2020 | — |
| SC 13D/A | SC 13D/A | 0001140361-19-022193 | Dec 9, 2019 | — |
| SC 13D/A | SC 13D/A | 0001140361-18-001480 | Jan 9, 2018 | — |
| SC 13D/A | SANOFI SC 13DA NO 12 1-31-2017 (REGENERON PHARMACEUTICALS, INC) | 0001140361-17-003771 | Jan 31, 2017 | — |
| SC 13D/A | SANOFI SC 13D/A NO 11 12-29-2015 (REGENERON PHARMACEUTICALS INC) | 0001140361-15-045831 | Dec 29, 2015 | — |
| SC 13D/A | AMENDMENT NO. 10 | 0000909518-14-000295 | Oct 17, 2014 | — |
| SC 13D/A | AMENDMENT NO. 9 | 0000909518-14-000233 | Jul 31, 2014 | — |
| SC 13D/A | SANOFI SC 13DA NO 8 7-7-2014 (REGENERON PHARMACEUTICALS, INC.) | 0001140361-14-028082 | Jul 9, 2014 | — |
| SC 13D/A | SANOFI SC 13DA NO. 7 6-27-2014 (REGENERON PHARMACEUTICALS, INC.) | 0001140361-14-027105 | Jul 1, 2014 | — |
| SC 13D/A | AMENDMENT NO. 6 | 0000909518-14-000147 | Apr 9, 2014 | — |
| SC 13D/A | AMENDMENT NO. 5 | 0000909518-14-000145 | Apr 8, 2014 | — |
| SC 13D/A | AMENDMENT NO. 4 | 0000909518-14-000129 | Mar 27, 2014 | — |
| SC 13D/A | AMENDMENT NO. 3 | 0000909518-14-000120 | Mar 14, 2014 | — |
| SC 13D/A | AMENDMENT NO. 2 | 0000909518-14-000115 | Mar 5, 2014 | — |
| SC 13D/A | AMENDMENT NO.1 | 0000909518-14-000016 | Jan 29, 2014 | — |