Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.
| Issuer | Shares | Source | Last tx | Detail |
|---|---|---|---|---|
| Eton Pharmaceuticals, Inc. | 294,253 | reported | 12 Jan 2026 | tx 10+214,508 |
| LIGAND PHARMACEUTICALS INC | 104,267 | reported | 20 Nov 2006 | tx 153+201,533−322,511 |
| Ambrx Biopharma Inc. | 85,000 | reported | 07 Jun 2023 | tx 5+400,000−315,000 |
| PURE BIOSCIENCE | 69,110 | reported | 31 Jul 2012 | tx 6+132,410 |
| SEQUENOM INC | 63,789 | reported | 10 Feb 2014 | tx 55+551,827−60,288 |
| NEXMED INC | 35,000 | reported | 04 Jan 2018 | tx 11+188,289 |
| BTHC III INC. | 30,000 | reported | 17 Jun 2025 | tx 76+3,608,493−311,350 |
| TELIK INC | 23,063 | reported | 02 Apr 2018 | tx 24+470,686−149,434 |
| RITTER PHARMACEUTICALS INC | 12,000 | reported | 15 Jan 2020 | tx 5+74,000 |
| Ambrx Biopharma, Inc. | 0 | reported | 07 Mar 2024 | tx 3−57,142 |
| Date | Type | Issuer | Qty | Price | Signals |
|---|---|---|---|---|---|
| 12 Jan 2026 | GRANT_AWARD | Eton Pharmaceuticals, Inc. | 12,196 | 0.00 USD | deriv |
| 12 Jan 2026 | GRANT_AWARD | Eton Pharmaceuticals, Inc. | 7,757 | 0.00 USD | deriv |
| 17 Jun 2025 | GRANT_AWARD | BTHC III INC. | 30,000 | 0.00 USD | deriv |
| 17 Jun 2025 | GRANT_AWARD | BTHC III INC. | 532,786 | 0.00 USD | deriv |
| 03 Jan 2025 | GRANT_AWARD | Eton Pharmaceuticals, Inc. | 25,000 | 0.00 USD | deriv |
| 11 Jun 2024 | GRANT_AWARD | BTHC III INC. | 361,111 | 0.00 USD | deriv |
| 11 Jun 2024 | GRANT_AWARD | BTHC III INC. | 30,000 | 0.00 USD | deriv |
| 07 Mar 2024 | OTHER | Ambrx Biopharma, Inc. | 30,000 | — | deriv |
| 07 Mar 2024 | OTHER | Ambrx Biopharma, Inc. | 12,142 | — | deriv |
| 07 Mar 2024 | OTHER | Ambrx Biopharma, Inc. | 15,000 | — | deriv |
| 13 Feb 2024 | GRANT_AWARD | Eton Pharmaceuticals, Inc. | 30,000 | 0.00 USD | deriv |
| 14 Jun 2023 | GRANT_AWARD | BTHC III INC. | 30,000 | 0.00 USD | deriv |
| 14 Jun 2023 | GRANT_AWARD | BTHC III INC. | 445,205 | 0.00 USD | deriv |
| 07 Jun 2023 | GRANT_AWARD | Ambrx Biopharma Inc. | 85,000 | 0.00 USD | |
| 03 Mar 2023 | GRANT_AWARD | Eton Pharmaceuticals, Inc. | 25,000 | 0.00 USD | deriv |
| 27 Jan 2023 | OTHER | Ambrx Biopharma Inc. | 210,000 | — | deriv |
| 27 Jan 2023 | OTHER | Ambrx Biopharma Inc. | 105,000 | — | deriv |
| 27 Jan 2023 | GRANT_AWARD | Ambrx Biopharma Inc. | 105,000 | — | deriv |
| 27 Jan 2023 | GRANT_AWARD | Ambrx Biopharma Inc. | 210,000 | — | deriv |
| 09 Jun 2022 | GRANT_AWARD | BTHC III INC. | 30,000 | 0.00 USD | deriv |
| 09 Jun 2022 | GRANT_AWARD | BTHC III INC. | 139,264 | 0.00 USD | deriv |
| 07 Feb 2022 | GRANT_AWARD | Eton Pharmaceuticals, Inc. | 50,000 | 0.00 USD | deriv |
| 09 Jun 2021 | GRANT_AWARD | BTHC III INC. | 183,481 | 0.00 USD | deriv |
| 09 Jun 2021 | GRANT_AWARD | BTHC III INC. | 30,000 | 0.00 USD | deriv |
| 03 May 2021 | GRANT_AWARD | Eton Pharmaceuticals, Inc. | 19,655 | 0.00 USD | deriv |
3 purchases reported after at least 12 months of silence — most recent on 15 Nov 2018.