LAROSA JOSEPH J
SEC insider (Form 3/4/5 filer). CIK 0001238303. EVP General Counsel and Secret at REGENERON PHARMACEUTICALS, INC. (REGN). 9 reported Form 4/5 transactions since Sep 2024; latest on Aug 19, 2026. Located in TARRYTOWN, NY.
Companies LAROSA JOSEPH J has filed insider reports for
- REGENERON PHARMACEUTICALS, INC. (REGN): Officer, EVP General Counsel and Secret
LAROSA JOSEPH J
CIK: 0001238303
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
REGENERON PHARMACEUTICALS, INC.
Discretionary Trading P&L
Holdings
Transaction History (9 total)
- Aug 19, 2026REGN
REGENERON PHARMACEUTICALS, INC.
ExerciseDirect12.3K shares at avg. $381.92$4.7M - Aug 19, 2026REGN
REGENERON PHARMACEUTICALS, INC.
Tax PaymentDirect9K shares at avg. $830.15$7.5M - Dec 8, 2025REGN
REGENERON PHARMACEUTICALS, INC.
Tax PaymentDirect1.4K shares at avg. $712.94$995K - Dec 5, 2025REGN
REGENERON PHARMACEUTICALS, INC.
AwardDirect2.5K shares- - Nov 20, 2025REGN
REGENERON PHARMACEUTICALS, INC.
Tax PaymentDirect12.7K shares at avg. $736.77$9.3M - Nov 20, 2025REGN
REGENERON PHARMACEUTICALS, INC.
ExerciseDirect14.5K shares at avg. $555.67$8.0M - Dec 16, 2024REGN
REGENERON PHARMACEUTICALS, INC.
Tax PaymentDirect702 shares at avg. $730.81$513K - Dec 9, 2024REGN
REGENERON PHARMACEUTICALS, INC.
Tax PaymentDirect492 shares at avg. $787.00$387K - Dec 6, 2024REGN
REGENERON PHARMACEUTICALS, INC.
AwardDirect2.3K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 19, 2026 | REGN REGENERON PHARMACEUTICALS, INC. | Exercise | 12,282 | $381.92 | $4,690,741 | Direct |
| Aug 19, 2026 | REGN REGENERON PHARMACEUTICALS, INC. | Tax Payment | 9,019 | $830.15 | $7,487,123 | Direct |
| Dec 8, 2025 | REGN REGENERON PHARMACEUTICALS, INC. | Tax Payment | 1,396 | $712.94 | $995,264 | Direct |
| Dec 5, 2025 | REGN REGENERON PHARMACEUTICALS, INC. | Award | 2,476 | - | - | Direct |
| Nov 20, 2025 | REGN REGENERON PHARMACEUTICALS, INC. | Tax Payment | 12,686 | $736.77 | $9,346,664 | Direct |
| Nov 20, 2025 | REGN REGENERON PHARMACEUTICALS, INC. | Exercise | 14,450 | $555.67 | $8,029,431 | Direct |
| Dec 16, 2024 | REGN REGENERON PHARMACEUTICALS, INC. | Tax Payment | 702 | $730.81 | $513,029 | Direct |
| Dec 9, 2024 | REGN REGENERON PHARMACEUTICALS, INC. | Tax Payment | 492 | $787.00 | $387,204 | Direct |
| Dec 6, 2024 | REGN REGENERON PHARMACEUTICALS, INC. | Award | 2,332 | - | $0 | Direct |
1-9 of 9 transactions