Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.
| Issuer | Shares | Source | Last tx | Detail |
|---|---|---|---|---|
| HELICOS BIOSCIENCES CORP | 5,192,770 | reported | 18 Sept 2009 | tx 2+403,752 |
| TANDEM DIABETES CARE INC | 22,542 | reported | 21 May 2026 | tx 54+135,064−56,229 |
| Ceribell, Inc. | 18,749 | reported | 03 Mar 2026 | tx 19+42,946−83,559 |
| Date | Type | Issuer | Qty | Price | Signals |
|---|---|---|---|---|---|
| 21 May 2026 | EXERCISE | TANDEM DIABETES CARE INC | 8,759 | 0.00 USD | |
| 20 May 2026 | GRANT_AWARD | TANDEM DIABETES CARE INC | 10,220 | 0.00 USD | deriv |
| 21 May 2026 | EXERCISE | TANDEM DIABETES CARE INC | 8,759 | 0.00 USD | deriv |
| 03 Mar 2026 | SALE | Ceribell, Inc. | 827 | 17.80 USD | |
| 02 Jan 2026 | SALE | Ceribell, Inc. | 2,500 | 21.89 USD | |
| 02 Jan 2026 | EXERCISE | Ceribell, Inc. | 2,500 | 2.24 USD | |
| 02 Jan 2026 | EXERCISE | Ceribell, Inc. | 2,500 | 0.00 USD | deriv |
| 08 Dec 2025 | SALE | Ceribell, Inc. | 5,000 | 20.00 USD | |
| 08 Dec 2025 | EXERCISE | Ceribell, Inc. | 5,000 | 2.24 USD | |
| 08 Dec 2025 | EXERCISE | Ceribell, Inc. | 5,000 | 0.00 USD | deriv |
| 02 Dec 2025 | SALE | Ceribell, Inc. | 827 | 16.67 USD | |
| 03 Sept 2025 | SALE | Ceribell, Inc. | 827 | 11.36 USD | |
| 18 Jun 2025 | SALE | Ceribell, Inc. | 11,188 | 17.85 USD | |
| 17 Jun 2025 | SALE | Ceribell, Inc. | 7,445 | 17.63 USD | |
| 16 Jun 2025 | EXERCISE | Ceribell, Inc. | 19,455 | 3.65 USD | |
| 16 Jun 2025 | EXERCISE | Ceribell, Inc. | 545 | 2.24 USD | |
| 10 Jun 2025 | GRANT_AWARD | Ceribell, Inc. | 8,828 | 0.00 USD | |
| 16 Jun 2025 | SALE | Ceribell, Inc. | 20,000 | 17.14 USD | |
| 16 Jun 2025 | EXERCISE | Ceribell, Inc. | 545 | 0.00 USD | deriv |
| 16 Jun 2025 | EXERCISE | Ceribell, Inc. | 19,455 | 0.00 USD | deriv |
| 22 May 2025 | EXERCISE | TANDEM DIABETES CARE INC | 4,387 | 20.64 USD | |
| 22 May 2025 | EXERCISE | TANDEM DIABETES CARE INC | 4,387 | 0.00 USD | deriv |
| 21 May 2025 | GRANT_AWARD | TANDEM DIABETES CARE INC | 8,759 | 0.00 USD | deriv |
| 11 Oct 2024 | GRANT_AWARD | Ceribell, Inc. | 6,618 | 0.00 USD | |
| 24 May 2024 | EXERCISE | TANDEM DIABETES CARE INC | 4,434 | 51.73 USD |