LEIDEN JEFFREY M
SEC insider (Form 3/4/5 filer). CIK 0001242825. Director at Odyssey Therapeutics, Inc. (ODTX) and 1 other issuer. 36 reported Form 4/5 transactions since Sep 2024; latest on May 11, 2026. Located in BOSTON, MA.
Companies LEIDEN JEFFREY M has filed insider reports for
- Odyssey Therapeutics, Inc. (ODTX): Director
- VERTEX PHARMACEUTICALS INC / MA (VRTX): Director, Officer, Executive Chairman
LEIDEN JEFFREY M
CIK: 0001242825
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (36 total)
- May 11, 2026ODTX
Odyssey Therapeutics, Inc.
ExerciseIndirect3K shares- - May 11, 2026ODTX
Odyssey Therapeutics, Inc.
ConversionIndirect28.7K shares- - May 11, 2026ODTX
Odyssey Therapeutics, Inc.
Tax PaymentIndirect17 shares at avg. $18.00$306 - May 8, 2026ODTX
Odyssey Therapeutics, Inc.
PurchaseDirect5K shares at avg. $20.00$100K - May 7, 2026ODTX
Odyssey Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
626.2K shares- - Feb 24, 2026VRTX
VERTEX PHARMACEUTICALS INC / MA
Tax PaymentDirect3.5K shares at avg. $485.11$1.7M - Feb 18, 2026VRTX
VERTEX PHARMACEUTICALS INC / MA
Tax PaymentDirect3K shares at avg. $483.75$1.4M - Feb 17, 2026VRTX
VERTEX PHARMACEUTICALS INC / MA
AwardDirect8.3K shares- - Jan 22, 2026VRTX
VERTEX PHARMACEUTICALS INC / MA
AwardDirect9K shares- - Dec 4, 2025VRTX
VERTEX PHARMACEUTICALS INC / MA
ExerciseDirect1 shares at avg. $91.05$91.05
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 11, 2026 |  ODTX Odyssey Therapeutics, Inc. | Exercise | 2,963 | - | $0 | Indirect |
| May 11, 2026 | ODTX Odyssey Therapeutics, Inc. | Conversion | 28,698 | - | $0 | Indirect |
| May 11, 2026 | ODTX Odyssey Therapeutics, Inc. | Tax Payment | 17 | $18.00 | $306 | Indirect |
| May 8, 2026 | ODTX Odyssey Therapeutics, Inc. | Purchase | 5,000 | $20.00 | $100,000 | Direct |
| May 7, 2026 | ODTX Odyssey Therapeutics, Inc. | Award Stock Option (Right to Buy) | 626,220 | - | - | Direct |
| Feb 24, 2026 |  VRTX VERTEX PHARMACEUTICALS INC / MA | Tax Payment | 3,547 | $485.11 | $1,720,685 | Direct |
| Feb 18, 2026 | VRTX VERTEX PHARMACEUTICALS INC / MA | Tax Payment | 2,964 | $483.75 | $1,433,835 | Direct |
| Feb 17, 2026 | VRTX VERTEX PHARMACEUTICALS INC / MA | Award | 8,269 | - | $0 | Direct |
| Jan 22, 2026 | VRTX VERTEX PHARMACEUTICALS INC / MA | Award | 9,012 | - | $0 | Direct |
| Dec 4, 2025 | VRTX VERTEX PHARMACEUTICALS INC / MA | Exercise | 1 | $91.05 | $91 | Direct |
1-10 of 36 transactions