REGENERON PHARMACEUTICALS INC. (REGN) - Insider Holders & Insider Ownership

List of insiders holdings for REGENERON PHARMACEUTICALS INC.:

Shares directly owned by the insider.
Shares indirectly owned by the insider.
Total shares owned by the insider (sum of shares directly and indirectly owned).
Total market value if available.
Shares are not adjusted for stock split.

"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#	Insider Holder Name	Report Date Time	Shares Owned Directly Indirectly	Total Shares Owned	Filing
1	YANCOPOULOS GEORGE Bd. Co-Chair, President & CSO	2026-01-05 17:54:51	905,537 815,485	1,721,022	Form 4
2	SCHLEIFER LEONARD S Bd. Co-Chair, President & CEO	2026-01-05 17:53:17	809,600 473,458	1,283,058	Form 4
3	VAGELOS P ROY Director	2023-04-05 16:02:23	312,578 154,526	467,104	Form 4
4	SANOFI-AVENTIS Sanofi-Aventis Amerique du Nord S.N.C. 10% Owner	2020-06-17 17:10:15	279,766 0	279,766	Form 13D
5	Sanofi 10% Owner	2020-06-17 17:10:15	279,766 0	279,766	Form 13D
6	GOLDBERG MURRAY A SVP Administration & Asst Secr	2014-12-18 16:25:06	142,515 6,400	148,915	Form 4
7	RUPP RANDALL SVP, Manufuring Operations	2007-04-17 14:25:18	142,137 0	142,137	Form 4
8	ROBERTS WILLIAM VP Reg Dev & Med Safety	2014-02-06 16:41:18	16,644 55,634	72,278	Form 5
9	MURPHY ANDREW J Co-Chief Scientific Officer	2026-10-15 16:02:50	64,833 4,414	69,247	Form 4
10	GULER HANS PETER VP Clinical Programs	2004-10-12 12:02:08	67,152 0	67,152	Form 4
11	STAHL NEIL EVP Research and Development	2024-12-18 16:02:59	48,829 10,454	59,283	Form 4
12	LAROSA JOSEPH J EVP General Counsel and Secret	2026-08-21 16:01:23	48,656 9,222	57,878	Form 4
13	Landry Robert E EVP Finance CFO	2024-02-06 16:08:17	35,480 270	35,750	Form 4
14	Van Plew Daniel P EVP & General Mgr, Industrial	2025-12-11 16:34:24	21,673 13,505	35,178	Form 4
15	SING GEORGE L Director	2026-01-06 16:16:18	32,969 2,150	35,119	Form 4
16	Powchik Peter SVP Clinical Development & Reg	2016-12-19 16:15:06	30,714 4,133	34,847	Form 4
17	Terifay Robert J EVP Commercial	2017-12-13 16:52:29	32,300 0	32,300	Form 4
18	Fenimore Christopher R. EVP Finance CFO	2026-08-20 16:01:28	25,984 3,521	29,505	Form 4
19	Dworkin Peter VP Investor Relations & Commun	2009-12-22 11:21:13	23,500 0	23,500	Form 4
20	SHOOTER ERIC M Director	2014-02-13 19:38:09	15,000 5,085	20,085	Form 4
21	KOLINSKI STUART SVP General Counsel and Secret	2010-06-07 16:14:10	16,329 3,710	20,039	Form 4
22	Aberman Michael S SVP Strategy Investor Relation	2017-06-23 16:10:08	7,693 12,253	19,946	Form 4
23	RYAN ARTHUR F Director	2026-07-07 16:05:04	17,303 0	17,303	Form 4
24	INGRAM ROBERT ALEXANDER Director	2015-05-27 16:02:35	14,833 0	14,833	Form 4
25	BROWN MICHAEL S Director	2026-01-06 16:10:05	3,665 11,162	14,827	Form 4
26	McCourt Marion EVP Commercial	2026-09-03 16:50:59	12,003 219	12,222	Form 4
27	McCorkle Douglas S VP Controller and Asst Treasur	2015-12-29 19:44:10	6,866 4,129	10,995	Form 4
28	GILMAN ALFRED G Director	2015-08-07 18:15:04	8,912 0	8,912	Form 4
29	GOLDSTEIN JOSEPH L Director	2026-01-06 16:13:21	8,665 0	8,665	Form 4
30	BAKER CHARLES A Director	2018-01-03 16:14:21	7,439 0	7,439	Form 4
31	POON CHRISTINE A Director	2026-01-06 16:03:32	7,181 0	7,181	Form 4
32	Pitofsky Jason SVP Controller	2026-02-11 16:03:58	5,177 210	5,387	Form 4
33	Bassler Bonnie L Director	2026-01-08 16:03:19	4,564 0	4,564	Form 4
34	Tessier-Lavigne Marc Director	2023-01-05 16:16:35	4,363 0	4,363	Form 4
35	COLES N ANTHONY Director	2026-01-06 16:11:54	3,676 0	3,676	Form 4
36	Thompson Craig B. Director	2026-01-06 16:18:21	2,737 0	2,737	Form 4
37	Schenkein David P Director	2026-01-06 16:14:06	2,565 0	2,565	Form 4
38	Guarini Kathryn Director	2026-09-03 16:47:22	1,761 0	1,761	Form 4
39	Zoghbi Huda Y Director	2026-08-12 16:14:48	1,703 0	1,703	Form 4
40	NOVARTIS PHARMA AG 10% Owner	2005-11-10 14:56:08	0 0	0	Form 13G