REGN
Regeneron Pharmaceuticals, Inc.Company with tickers: REGN
CIK
872589
CUSIP
75886F107
Shares Outstanding
93,955,110
Website
https://www.regeneron.com
13F Activity (30d)
64 filings
16 filers
Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.
| Filed | Seller | Relationship | Shares | Approx. Sale | Broker |
|---|---|---|---|---|---|
| 2026-02-19 | Zoghbi Huda Y | Director | 1,638 | 2026-02-19 | UBS Financial Services, Inc. |
| 2026-02-09 | Arthur F. Ryan | Director | 400 | 2026-02-09 | J.P. Morgan Securities LLC |
| 2026-02-09 | Pitofsky Jason | Officer | 2,036 | 2026-02-09 | UBS Financial Services, Inc. |
| 2026-01-07 | Bassler Bonnie L | Director | 1,500 | 2026-01-07 | RBC CAPITAL MARKETS LLC |
| 2025-11-20 | Bassler Bonnie L | Director | 760 | 2025-11-20 | RBC CAPITAL MARKETS LLC |
| 2025-11-07 | Jason Pitofsky | Officer | 431 | 2025-11-07 | UBS Financial Services Inc |
| 2024-11-01 | MARION E MCCOURT | Officer | 1,000 | 2024-11-01 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-10-01 | MARION E MCCOURT | Officer | 1,000 | 2024-10-01 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-09-03 | MARION E MCCOURT | Officer | 1,000 | 2024-09-03 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-08-28 | Christopher Fenimore | Officer | 5,680 | 2024-08-28 | UBS Financial Services Inc |
| 2024-08-15 | Bassler Bonnie L | Director | 756 | 2024-08-15 | RBC WEALTH MANAGEMENT |
| 2024-08-14 | MURPHY ANDREW J | Officer | 6,363 | 2024-08-14 | UBS Financial Services, Inc. |
| 2024-08-08 | Neil Stahl | Officer | 5,197 | 2024-08-08 | UBS Financial Services Inc |
| 2024-08-07 | Jason Pitofsky | Officer | 487 | 2024-08-07 | UBS Financial Services Inc |
| 2024-08-02 | Bassler Bonnie L | Director | 756 | 2024-08-02 | RBC WEALTH MANAGEMENT |
| 2024-08-01 | MARION E MCCOURT | Officer | 1,137 | 2024-08-01 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-08-01 | Arthur F. Ryan | Director | 300 | 2024-08-01 | J.P. Morgan Securities LLC |
| 2024-07-01 | MARION E MCCOURT | Officer | 1,137 | 2024-07-01 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-06-24 | Bassler Bonnie L | Director | 756 | 2024-06-24 | RBC WEALTH MANAGEMENT |
| 2024-06-14 | MICHAEL S BROWN | Director | 1,535 | 2024-06-14 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-06-12 | SCHLEIFER LEONARD S | Officer, Director | 1,000 | 2024-06-12 | UBS Financial Services Inc. |
| 2024-06-06 | SCHLEIFER LEONARD S | Officer | 25,000 | 2024-06-06 | UBS Financial Services Inc. |
| 2024-06-05 | Bassler Bonnie L | Director | 827 | 2024-06-05 | RBC WEALTH MANAGEMENT |
| 2024-06-03 | MARION E MCCOURT | Officer | 1,138 | 2024-06-03 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-05-28 | MICHAEL S BROWN | Director | 1,172 | 2024-05-28 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-05-21 | LAROSA JOSEPH J | Officer | 3,731 | 2024-05-21 | UBS Financial Services Inc. |
| 2024-05-15 | YANCOPOULOS GEORGE | Officer, Director | 100,000 | 2024-05-15 | UBS Financial Services Inc. |
| 2024-05-14 | SCHLEIFER LEONARD S | Officer, Director | 58,771 | 2024-05-14 | UBS Financial Services Inc. |
| 2024-05-01 | MARION E MCCOURT | Officer | 250 | 2024-05-01 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-05-01 | Arthur F. Ryan | Director | 300 | 2024-05-01 | J.P. Morgan Securities LLC |
| 2024-04-01 | MARION E MCCOURT | Officer | 250 | 2024-04-01 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-03-14 | MURPHY ANDREW J | Officer | 5,783 | 2024-03-14 | UBS Financial Services, Inc. |
| 2024-03-01 | MARION E MCCOURT | Officer | 358 | 2024-03-01 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-02-26 | Joseph LaRosa | Officer | 3,000 | 2024-02-26 | UBS Financial Services Inc |
| 2024-02-26 | Bassler Bonnie L | Director | 854 | 2024-02-26 | RBC WEALTH MANAGEMENT |
| 2024-02-26 | GEORGE L. SING | Officer | 1,000 | 2024-02-26 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-02-23 | GEORGE L. SING | Officer | 500 | 2024-02-23 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-02-22 | Robert Landry | Former CFO | 3,100 | 2024-02-22 | UBS Financial Services Inc |
| 2024-02-22 | GEORGE L. SING | Officer | 3,000 | 2024-02-22 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-02-09 | GEORGE L. SING | Officer | 500 | 2024-02-09 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-02-09 | Christopher Fenimore | Officer | 4,919 | 2024-02-09 | UBS Financial Services Inc |
| 2024-02-08 | GEORGE L. SING | Officer | 500 | 2024-02-08 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-02-08 | Landry Robert E | Former CFO | 6,311 | 2024-02-08 | UBS Financial Services, Inc. |
| 2024-02-07 | Neil Stahl | Officer | 8,037 | 2024-02-07 | UBS Financial Services Inc |
| 2024-02-07 | Robert Landry | Former CFO | 2,500 | 2024-02-07 | UBS Financial Services Inc |
| 2024-02-07 | Joseph LaRosa | Officer | 2,000 | 2024-02-07 | UBS Financial Services Inc |
| 2024-02-05 | McCourt Marion | Officer | 1,000 | 2024-02-05 | Morgan Stanley Smith Barney LLC Executive Services |
| 2024-02-01 | Arthur Ryan | Affiliate | 300 | 2024-02-01 | J.P. Morgan Securities LLC |
| 2024-02-01 | MARION E MCCOURT | Officer | 273 | 2024-02-01 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2024-01-30 | Bassler Bonnie L | Director | 827 | 2024-01-30 | RBC WEALTH MANAGEMENT |
Showing 1–50 of 76 filings