Duggan Robert W
- SEC CIK
- 0001055919
In the past year, 4 open-market purchase filings worth $64.9M and no sales.
Current role at each company
- PLSE Pulse Biosciences, Inc.Director, 10% Owneras of Jun 15, 2026
- SMMT Summit Therapeutics Inc.Co-Chief Executive Officeras of Jun 12, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- $64.9M
- 4 filings
- Sold
- –
- 0 filings
- Net
- +$64.9M
- Bought minus sold
- Companies
- 2
- With open-market trades
Trades
Every Form 4 that lists Duggan Robert W as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
SMMT Summit Therapeutics Inc.
Co-Chief Executive Officer6 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 12, 2026 (view filing) | Jun 12 | Same day | Duggan Robert WCo-Chief Executive Officer | PPurchase | +3.81M | $13.12 | +$50.0M | +0.7%573.9M after | |
| Jun 4, 2026 (view filing) | Jun 4 | Same day | Duggan Robert WCo-Chief Executive Officer | PPurchase | +100.0K | $14.60 | +$1.46M | +0.4%25.8M after | |
| Oct 23, 2025 (view filing) | Oct 21 | 2 days | Duggan Robert WCo-Chief Executive Officer | PPurchase | +26.7K | $18.74 | +$500.0K | +53.4%76.7K after | |
| Sep 11, 2025 (view filing) | Sep 10-11 | 1 day | Duggan Robert WCo-Chief Executive Officer | PPurchase | +338.4K | $17.69 | +$5.98M | +0.1%556.1M after | 2 lots |
| Mar 8, 2023 (view filing) | Mar 6 | 2 days | Duggan Robert WChief Executive Officer | PPurchase | +376.5M | $1.05 | +$395.3M | +214.1%552.4M after | |
| Aug 18, 2022 (view filing) | Aug 16 | 2 days | Duggan Robert WChief Executive Officer | PPurchase | +94.8M | $0.97 | +$92.0M | +140.1%162.5M after |
PLSE Pulse Biosciences, Inc.
Director, 10% Owner24 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 15, 2026 (view filing) | May 11 | 4 days | Duggan Robert WDirector, 10% Owner | PPurchase | +660.2K | $19.69 | +$13.0M | +1.4%48.4M after | Amended |
| Sep 12, 2025 (view filing) | Sep 11, 2024-Sep 10, 2025 | 366 daysLate | Duggan Robert WDirector, 10% Owner | PPurchase | +192.6K | $14.48 | +$2.79M | +0.4%47.7M after | 3 lots |
| Dec 17, 2024 (view filing) | Dec 13 | 4 days | Duggan Robert WDirector, 10% Owner | PPurchase | +55.3K | $17.18 | +$949.3K | +0.1%42.3M after | |
| Dec 17, 2024 (view filing) | Dec 12 | 5 daysLate | Duggan Robert WDirector, 10% Owner | PPurchase | +45.4K | $17.13 | +$777.8K | +0.1%42.3M after | |
| Dec 13, 2024 (view filing) | Dec 11 | 2 days | Duggan Robert WDirector, 10% Owner | PPurchase | +56.1K | $17.35 | +$972.3K | +0.1%42.2M after | 2 lots |
| Jul 9, 2024 (view filing) | Jul 3 | 6 daysLate | Duggan Robert WDirector, 10% Owner | PPurchase | +5.19M | – | – | –2.59M after | Derivative2 lots |
| Jul 9, 2024 (view filing) | Jul 3 | 6 daysLate | Duggan Robert WDirector, 10% Owner | PPurchase | +118.3K | – | – | –24.7K after | Derivative4 lots |
| Dec 14, 2023 (view filing) | Dec 12 | 2 days | Duggan Robert WDirector, 10% Owner | PPurchase | +18.0K | $9.15 | +$164.7K | 0.0%37.0M after | |
| Dec 13, 2023 (view filing) | Dec 11 | 2 days | Duggan Robert WDirector, 10% Owner | PPurchase | +90.1K | $9.36 | +$843.5K | +0.2%37.0M after | |
| Dec 12, 2023 (view filing) | Dec 8 | 4 days | Duggan Robert WDirector, 10% Owner | PPurchase | +116.7K | $9.54 | +$1.11M | +0.3%36.9M after |