DUGGAN ROBERT W (CIK 1055919) reported 13 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-12). Recent activity: Buy SMMT (3.8M shares), Buy PLSE (660,233 shares), Buy PLSE (660,233 shares), Buy SMMT (14.0M shares), Buy SMMT (266,808 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-12 | Summit Therapeutics Inc. (SMMT) | Co-Chief Executive Officer | Buy | 3.8M | $50.0M |
| 2026-05-15 | PULSE BIOSCIENCES, INC. (PLSE) | Director | Buy | 660,233 | $13.0M |
| 2026-05-11 | PULSE BIOSCIENCES, INC. (PLSE) | Director | Buy | 660,233 | $13.0M |
| 2025-10-23 | Summit Therapeutics Inc. (SMMT) | Co-Chief Executive Officer | Buy | 14.0M | $262.0M |
| 2025-10-23 | Summit Therapeutics Inc. (SMMT) | Co-Chief Executive Officer | Buy | 266,808 | $5.0M |
| 2025-10-23 | Summit Therapeutics Inc. (SMMT) | Co-Chief Executive Officer | Buy | 26,680 | $499,983 |
| 2025-09-12 | PULSE BIOSCIENCES, INC. (PLSE) | Director | Buy | 34,659 | $508,101 |
| 2025-09-12 | PULSE BIOSCIENCES, INC. (PLSE) | Director | Buy | 12,800 | $189,056 |
| 2025-09-12 | PULSE BIOSCIENCES, INC. (PLSE) | Director | Buy | 145,140 | $2.1M |
| 2025-09-11 | Summit Therapeutics Inc. (SMMT) | Co-Chief Executive Officer | Buy | 333,394 | $5.9M |
| 2025-09-11 | Summit Therapeutics Inc. (SMMT) | Co-Chief Executive Officer | Buy | 5,000 | $90,350 |
| 2025-06-02 | Summit Therapeutics Inc. (SMMT) | Co-Chief Executive Officer | Buy | 74,545 | $196,799 |
| 2025-04-09 | Summit Therapeutics Inc. (SMMT) | Co-Chief Executive Officer | Buy | 4.0M | $6.3M |
Source: SEC Form 4 filings · as of 2026-06-12