LEIDEN JEFFREY M (CIK 1242825) reported 34 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-11). Recent activity: Buy ODTX (5,000 shares), Buy ODTX (28,698 shares), Buy ODTX (2,963 shares), Sell ODTX (17 shares), Sell VRTX (3,547 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-11 | Odyssey Therapeutics, Inc. (ODTX) | Director | Buy | 5,000 | $100,000 |
| 2026-05-11 | Odyssey Therapeutics, Inc. (ODTX) | Director | Buy | 28,698 | $0 |
| 2026-05-11 | Odyssey Therapeutics, Inc. (ODTX) | Director | Buy | 2,963 | $0 |
| 2026-05-11 | Odyssey Therapeutics, Inc. (ODTX) | Director | Sell | 17 | $306 |
| 2026-02-26 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 3,547 | $1.7M |
| 2026-02-19 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Buy | 8,269 | $0 |
| 2026-02-19 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 2,964 | $1.4M |
| 2026-01-26 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Buy | 9,012 | $0 |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 4,352 | $1.9M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 4,469 | $2.0M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 1,320 | $582,463 |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 2,469 | $1.1M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Buy | 63,781 | $5.5M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 7,899 | $3.5M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 1,152 | $515,002 |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 2,320 | $1.0M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 5,880 | $2.6M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 5,809 | $2.6M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 15,681 | $7.1M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 10,360 | $4.7M |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 2,070 | $942,305 |
| 2025-12-05 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Buy | 1 | $91 |
| 2025-11-17 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Buy | 19,688 | $1.8M |
| 2025-11-17 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 18,528 | $8.2M |
| 2025-11-17 | VERTEX PHARMACEUTICALS INC / MA (VRTX) | Executive Chairman | Sell | 1,160 | $511,618 |
Source: SEC Form 4 filings · as of 2026-05-11