MORTIMER IAN (CIK 1619961) reported 34 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-13). Recent activity: Buy XENE (12,500 shares), Sell XENE (7,308 shares), Sell XENE (61,652 shares), Sell XENE (21,791 shares), Sell XENE (31,694 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-13 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Buy | 12,500 | $0 |
| 2026-03-13 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 7,308 | $403,621 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 61,652 | $3.7M |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 21,791 | $1.3M |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 31,694 | $1.9M |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 21,515 | $1.3M |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Buy | 25,000 | $77,500 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 12,479 | $742,500 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 10,072 | $609,054 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 2,449 | $150,026 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Buy | 105,000 | $498,750 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 43,348 | $2.6M |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Buy | 75,000 | $630,000 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Buy | 65,000 | $613,600 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 65,000 | $4.0M |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Buy | 20,000 | $0 |
| 2026-03-11 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 11,269 | $677,380 |
| 2026-01-02 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Buy | 40,000 | $299,600 |
| 2026-01-02 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 37,938 | $1.7M |
| 2026-01-02 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 2,062 | $92,646 |
| 2025-12-09 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 14,375 | $647,306 |
| 2025-12-09 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 8,820 | $402,104 |
| 2025-12-09 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 2,010 | $93,103 |
| 2025-12-03 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT & CEO | Sell | 97 | $4,366 |
| 2025-10-01 | Xenon Pharmaceuticals Inc. (XENE) | PRESIDENT, CEO & INTERIM CFO | Buy | 25,000 | $192,250 |
Source: SEC Form 4 filings · as of 2026-03-13