Paulson Richard A. (CIK 1804460) reported 14 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-15). Recent activity: Sell KPTI (2,203 shares), Buy KPTI (4,920 shares), Sell KPTI (12,361 shares), Buy KPTI (81,060 shares), Buy KPTI (114,285 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-15 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Sell | 2,203 | $20,928 |
| 2026-05-15 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Buy | 4,920 | $0 |
| 2026-03-03 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Sell | 12,361 | $116,317 |
| 2026-02-09 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Buy | 81,060 | $0 |
| 2025-10-16 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Buy | 114,285 | $0 |
| 2025-09-16 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Buy | 2,800 | $0 |
| 2025-09-16 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Sell | 1,257 | $8,083 |
| 2025-06-03 | bluebird bio, Inc. (BLUE) | Director | Sell | 155 | $0 |
| 2025-06-03 | bluebird bio, Inc. (BLUE) | Director | Sell | 1,323 | $0 |
| 2025-05-07 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Sell | 236 | $1,680 |
| 2025-04-07 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Sell | 245 | $916 |
| 2025-03-06 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Sell | 11,694 | $73,555 |
| 2025-03-04 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Buy | 20,000 | $0 |
| 2025-02-05 | Karyopharm Therapeutics Inc. (KPTI) | President and CEO | Sell | 4,099 | $0 |
Source: SEC Form 4 filings · as of 2026-05-15