Form 4 Tracker
REGENERON PHARMACEUTICALS, INC.
REGN

6 insider filings · Latest: May 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 1, 2026May 4 8:14 PMArthur F RyanDirector
Sale
100$705.24$70.5K17,503(D)

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Apr 1, 2026Apr 3 8:01 PMArthur F RyanDirector
Sale
100$777.27$77.7K17,603(D)

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Mar 2, 2026Mar 3 9:01 PMArthur F RyanDirector
Sale
100$785.50$78.5K17,703(D)

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Feb 19, 2026Feb 23 9:55 PMHuda Y ZoghbiDirector
Sale
1,638$781.33$1.3M1,703(D)

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Feb 19, 2026Feb 19 9:04 PMZoghbi Huda Y
Proposed Sale
1,638$790.00$1.3M

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Feb 9, 2026Feb 11 9:03 PMJason PitofskySVP Controller
Sale
2,036$778.52$1.6M4,272(D)

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Feb 9, 2026Feb 11 9:02 PMArthur F RyanDirector
Sale
100$778.53$77.9K17,803(D)

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Feb 9, 2026Feb 9 10:02 PMArthur F. Ryan
Proposed Sale
400$785.51$314.2K

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Feb 9, 2026Feb 9 9:03 PMPitofsky Jason
Proposed Sale
2,036$783.17$1.6M

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Jan 7, 2026Jan 7 5:03 PMBassler Bonnie L
Proposed Sale
1,500$800.00$1.2M

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Nov 20, 2025Nov 20 7:31 PMBassler Bonnie L
Proposed Sale
760$750.00$570.0K

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Nov 7, 2025Nov 7 10:06 PMJason Pitofsky
Proposed Sale
431$651.00$280.6K

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Oct 29, 2025Oct 29 8:36 PMChristine Poon
Proposed Sale
6,500$652.91$4.2M

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Nov 1, 2024Nov 1 8:38 PMMARION E MCCOURT
Proposed Sale
1,000$844.61$844.6K

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Oct 1, 2024Oct 1 8:13 PMMARION E MCCOURT
Proposed Sale
1,000$1,054.06$1.1M

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Sep 3, 2024Sep 3 8:04 PMMARION E MCCOURT
Proposed Sale
1,000$1,178.73$1.2M

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Aug 28, 2024Aug 28 8:35 PMChristopher Fenimore
Proposed Sale
5,680$1,205.21$6.8M

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Feb 19, 2026Feb 23 9:55 PMHuda Y ZoghbiDirector
Option Exercise
1,638$376.69800(D)

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Feb 9, 2026Feb 11 9:03 PMJason PitofskySVP Controller
Option Exercise
1,000$492.00905(D)

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