Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.
| Issuer | Shares | Source | Last tx | Detail |
|---|---|---|---|---|
| Spyre Therapeutics, Inc. | 1,950,000 | reported | 22 Jun 2023 | tx 4+2,080,200 |
| Kaleido Biosciences, Inc. | 118,500 | reported | 15 Apr 2020 | tx 4+314,825−150,000 |
| Tempest Therapeutics, Inc. | 100,300 | reported | 07 Jun 2013 | tx 1+100,300 |
| X4 Pharmaceuticals, Inc | 96,667 | reported | 10 Jun 2024 | tx 5+109,521 |
| Verastem, Inc. | 25,000 | reported | 21 Jun 2019 | tx 7+145,469 |
| Dianthus Therapeutics, Inc. /DE/ | 6,090 | reported | 21 May 2026 | tx 6+74,278 |
| CUBIST PHARMACEUTICALS INC | 0 | reported | 21 Jan 2015 | tx 16+21,708−43,636 |
| CoLucid Pharmaceuticals, Inc. | 0 | reported | 01 Mar 2017 | tx 6+10,975−10,975 |
| Date | Type | Issuer | Qty | Price | Signals |
|---|---|---|---|---|---|
| 21 May 2026 | GRANT_AWARD | Dianthus Therapeutics, Inc. /DE/ | 6,090 | 0.00 USD | deriv |
| 22 May 2025 | GRANT_AWARD | Dianthus Therapeutics, Inc. /DE/ | 12,500 | 0.00 USD | deriv |
| 10 Jun 2024 | GRANT_AWARD | X4 Pharmaceuticals, Inc | 45,000 | 0.00 USD | |
| 23 May 2024 | GRANT_AWARD | Dianthus Therapeutics, Inc. /DE/ | 11,000 | 0.00 USD | deriv |
| 11 Sept 2023 | GRANT_AWARD | Dianthus Therapeutics, Inc. /DE/ | 6,500 | 0.00 USD | deriv |
| 22 Jun 2023 | GRANT_AWARD | Spyre Therapeutics, Inc. | 1,950,000 | 0.00 USD | deriv |
| 13 Jun 2023 | GRANT_AWARD | X4 Pharmaceuticals, Inc | 45,000 | 0.00 USD | |
| 28 Jun 2022 | GRANT_AWARD | Dianthus Therapeutics, Inc. /DE/ | 20,000 | 0.00 USD | deriv |
| 06 Jun 2022 | GRANT_AWARD | X4 Pharmaceuticals, Inc | 6,667 | 0.00 USD | |
| 07 Jun 2022 | GRANT_AWARD | Spyre Therapeutics, Inc. | 43,000 | 0.00 USD | deriv |
| 08 Jun 2021 | GRANT_AWARD | Spyre Therapeutics, Inc. | 40,000 | 0.00 USD | deriv |
| 01 Jun 2021 | GRANT_AWARD | Dianthus Therapeutics, Inc. /DE/ | 18,188 | 0.00 USD | deriv |
| 02 Jun 2021 | GRANT_AWARD | X4 Pharmaceuticals, Inc | 6,000 | 9.50 USD | deriv |
| 15 Dec 2020 | GRANT_AWARD | Spyre Therapeutics, Inc. | 47,200 | 0.00 USD | deriv |
| 05 Oct 2020 | GRANT_AWARD | X4 Pharmaceuticals, Inc | 6,854 | 0.00 USD | deriv |
| 15 Apr 2020 | GRANT_AWARD | Kaleido Biosciences, Inc. | 118,500 | 0.00 USD | deriv |
| 28 Feb 2020 | GRANT_AWARD | Kaleido Biosciences, Inc. | 46,325 | 0.00 USD | deriv |
| 15 Nov 2019 | GRANT_AWARD | Kaleido Biosciences, Inc. | 150,000 | 0.00 USD | deriv |
| 21 Jun 2019 | GRANT_AWARD | Verastem, Inc. | 25,000 | 0.00 USD | deriv |
| 04 Mar 2019 | GRANT_AWARD | Kaleido Biosciences, Inc. | 150,000 | 0.00 USD | deriv |
| 11 Jun 2018 | GRANT_AWARD | Verastem, Inc. | 25,000 | 0.00 USD | deriv |
| 13 Jun 2017 | GRANT_AWARD | Verastem, Inc. | 25,000 | 0.00 USD | deriv |
| 01 Mar 2017 | OTHER | CoLucid Pharmaceuticals, Inc. | 8,897 | 40.26 USD | deriv |
| 01 Mar 2017 | OTHER | CoLucid Pharmaceuticals, Inc. | 658 | 10.30 USD | deriv |
| 01 Mar 2017 | OTHER | CoLucid Pharmaceuticals, Inc. | 1,420 | 39.96 USD | deriv |