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REGN · Regeneron Pharmaceuticals, Inc. · Proposed Sales

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Market Cap
$98.84B
Shares
103.45M
Volume · Nov 13 1.17M Avg daily vol (3M) 792.82K

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 Shares
2026-11-04 Jason Pitofsky 3,883
2026-11-03 Huda Zoghbi 7,439
2026-11-02 GEORGE L. SING 21,129
2026-11-02 Joseph LaRosa 4,466
2026-10-30 Guarini Kathryn 400
2026-10-30 McCourt Marion 1,132
2026-10-30 MICHAEL S BROWN 1,929
2026-10-14 MURPHY ANDREW J 4,147
2026-09-03 McCourt Marion 1,131
2026-09-02 Guarini Kathryn 400
2026-09-02 McCourt Marion 1,215
2026-08-10 Guarini Kathryn 400
2026-08-10 Zoghbi Huda Y 800
2026-02-19 Zoghbi Huda Y 1,638
2026-02-09 Arthur F. Ryan 400
2026-02-09 Pitofsky Jason 2,036
2026-01-07 Bassler Bonnie L 1,500
2025-11-20 Bassler Bonnie L 760
2025-11-07 Jason Pitofsky 431
2024-11-01 MARION E MCCOURT 1,000
2024-10-01 MARION E MCCOURT 1,000
2024-09-03 MARION E MCCOURT 1,000
2024-08-28 Christopher Fenimore 5,680
2024-08-15 Bassler Bonnie L 756
2024-08-14 MURPHY ANDREW J 6,363
2024-08-08 Neil Stahl 5,197
2024-08-07 Jason Pitofsky 487
2024-08-02 Bassler Bonnie L 756
2024-08-01 MARION E MCCOURT 1,137
2024-08-01 Arthur F. Ryan 300
2024-07-01 MARION E MCCOURT 1,137
2024-06-24 Bassler Bonnie L 756
2024-06-14 MICHAEL S BROWN 1,535
2024-06-12 SCHLEIFER LEONARD S 1,000
2024-06-06 SCHLEIFER LEONARD S 25,000
2024-06-05 Bassler Bonnie L 827
2024-06-03 MARION E MCCOURT 1,138
2024-05-28 MICHAEL S BROWN 1,172
2024-05-21 LAROSA JOSEPH J 3,731
2024-05-15 YANCOPOULOS GEORGE 100,000
2024-05-14 SCHLEIFER LEONARD S 58,771
2024-05-01 MARION E MCCOURT 250
2024-05-01 Arthur F. Ryan 300
2024-04-01 MARION E MCCOURT 250
2024-03-14 MURPHY ANDREW J 5,783
2024-03-01 MARION E MCCOURT 358
2024-02-26 Joseph LaRosa 3,000
2024-02-26 Bassler Bonnie L 854
2024-02-26 GEORGE L. SING 1,000
2024-02-23 GEORGE L. SING 500
Showing 1–50 of 89 filings
Key facts CIK 872589 CUSIP 75886F107 13F (30d) 1142 filings 1071 filers Visit website Investor relations