Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.
| Issuer | Shares | Source | Last tx | Detail |
|---|---|---|---|---|
| Tectonic Therapeutic, Inc. | 148,318 | reported | 08 Oct 2018 | tx 2+10,000−10,000 |
| Prelude Therapeutics Inc | 76,000 | reported | 17 Oct 2025 | tx 1+76,000 |
| TScan Therapeutics, Inc. | 67,000 | reported | 20 May 2026 | tx 5+225,646 |
| Fulcrum Therapeutics, Inc. | 36,000 | reported | 26 Jun 2025 | tx 6+148,571 |
| Keenova Therapeutics plc | 31,882 | reported | 23 Feb 2026 | tx 12+27,772−15,037 |
| US Ecology, Inc. | 0 | reported | 02 May 2022 | tx 8+14,600−14,600 |
| Pandion Therapeutics, Inc. | 0 | reported | 01 Apr 2021 | tx 2+27,994−27,994 |
| AMERICAN ECOLOGY CORP | 0 | reported | 01 Nov 2019 | tx 15+10,830−10,830 |
| Date | Type | Issuer | Qty | Price | Signals |
|---|---|---|---|---|---|
| 20 May 2026 | GRANT_AWARD | TScan Therapeutics, Inc. | 67,000 | 0.00 USD | deriv |
| 23 Feb 2026 | GRANT_AWARD | Keenova Therapeutics plc | 3,984 | 0.00 USD | deriv |
| 01 Jan 2026 | TAX_WITHHOLDING | Keenova Therapeutics plc | 513 | — | |
| 01 Jan 2026 | EXERCISE | Keenova Therapeutics plc | 1,808 | — | |
| 01 Jan 2026 | EXERCISE | Keenova Therapeutics plc | 1,808 | 0.00 USD | deriv |
| 01 Jan 2026 | OTHER | Keenova Therapeutics plc | 1,480 | — | deriv |
| 17 Oct 2025 | GRANT_AWARD | Prelude Therapeutics Inc | 76,000 | 0.00 USD | deriv |
| 14 Aug 2025 | GRANT_AWARD | Keenova Therapeutics plc | 4,062 | 0.00 USD | deriv |
| 31 Jul 2025 | GRANT_AWARD | Keenova Therapeutics plc | 16,414 | 0.00 USD | deriv |
| 30 Jun 2025 | GRANT_AWARD | TScan Therapeutics, Inc. | 67,000 | 0.00 USD | deriv |
| 26 Jun 2025 | GRANT_AWARD | Fulcrum Therapeutics, Inc. | 36,000 | 0.00 USD | deriv |
| 01 Jan 2025 | EXERCISE | Keenova Therapeutics plc | 1,504 | — | |
| 01 Jan 2025 | TAX_WITHHOLDING | Keenova Therapeutics plc | 294 | — | |
| 01 Jan 2025 | OTHER | Keenova Therapeutics plc | 1,231 | — | deriv |
| 01 Jan 2025 | EXERCISE | Keenova Therapeutics plc | 1,504 | 0.00 USD | deriv |
| 17 Jun 2024 | GRANT_AWARD | Fulcrum Therapeutics, Inc. | 30,000 | 0.00 USD | deriv |
| 12 Jun 2024 | GRANT_AWARD | TScan Therapeutics, Inc. | 47,500 | 0.00 USD | deriv |
| 19 Feb 2024 | GRANT_AWARD | Keenova Therapeutics plc | 8,207 | 0.00 USD | deriv |
| 27 Jun 2023 | GRANT_AWARD | Fulcrum Therapeutics, Inc. | 30,000 | 0.00 USD | deriv |
| 13 Jun 2023 | GRANT_AWARD | TScan Therapeutics, Inc. | 35,000 | 0.00 USD | deriv |
| 27 Jun 2022 | GRANT_AWARD | Fulcrum Therapeutics, Inc. | 19,000 | 0.00 USD | deriv |
| 01 Jun 2022 | GRANT_AWARD | TScan Therapeutics, Inc. | 9,146 | 0.00 USD | deriv |
| 02 May 2022 | OTHER | US Ecology, Inc. | 10,070 | 48.00 USD | |
| 02 May 2022 | OTHER | US Ecology, Inc. | 3,430 | 48.00 USD | |
| 09 Jun 2021 | GRANT_AWARD | Fulcrum Therapeutics, Inc. | 15,000 | 0.00 USD | deriv |
2 purchases reported after at least 12 months of silence — most recent on 27 May 2020.