Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.
| Issuer | Shares | Source | Last tx | Detail |
|---|---|---|---|---|
| MDB Capital Holdings, LLC | 70,000 | reported | 14 Aug 2025 | tx 4+60,000 |
| ClearSign Technologies Corp | 42,870 | reported | 03 Jan 2023 | tx 21+452,077 |
| Aqua Metals, Inc. | 20,378 | reported | 03 Jan 2020 | tx 4+40,519 |
| Catheter Precision, Inc. | 11.48 | reported | 23 Mar 2023 | tx 5+10,589.06−2.58 |
| Date | Type | Issuer | Qty | Price | Signals |
|---|---|---|---|---|---|
| 14 Aug 2025 | EXERCISE | MDB Capital Holdings, LLC | 10,000 | 3.40 USD | |
| 14 Aug 2025 | EXERCISE | MDB Capital Holdings, LLC | 10,000 | 0.00 USD | deriv |
| 21 Oct 2024 | EXERCISE | MDB Capital Holdings, LLC | 20,000 | 6.81 USD | |
| 21 Oct 2024 | EXERCISE | MDB Capital Holdings, LLC | 20,000 | 0.00 USD | deriv |
| 23 Mar 2023 | CONVERSION | Catheter Precision, Inc. | 2,575 | 0.00 USD | |
| 09 Jan 2023 | GRANT_AWARD | Catheter Precision, Inc. | 14.06 | 0.00 USD | deriv |
| 23 Mar 2023 | CONVERSION | Catheter Precision, Inc. | 2.58 | 0.00 USD | deriv |
| 03 Jan 2023 | GRANT_AWARD | ClearSign Technologies Corp | 42,870 | 0.00 USD | deriv |
| 03 Oct 2022 | GRANT_AWARD | ClearSign Technologies Corp | 24,088 | 0.00 USD | deriv |
| 01 Jul 2022 | GRANT_AWARD | ClearSign Technologies Corp | 19,820 | 0.00 USD | deriv |
| 01 Apr 2022 | GRANT_AWARD | ClearSign Technologies Corp | 14,090 | 0.00 USD | deriv |
| 03 Jan 2022 | GRANT_AWARD | ClearSign Technologies Corp | 16,145 | 0.00 USD | deriv |
| 16 Nov 2021 | GRANT_AWARD | ClearSign Technologies Corp | 14,531 | 0.00 USD | deriv |
| 24 Aug 2021 | GRANT_AWARD | ClearSign Technologies Corp | 8,017 | 0.00 USD | deriv |
| 24 Aug 2021 | GRANT_AWARD | ClearSign Technologies Corp | 8,017 | 0.00 USD | deriv |
| 04 Jun 2021 | GRANT_AWARD | Catheter Precision, Inc. | 4,000 | 0.00 USD | |
| 03 Feb 2021 | GRANT_AWARD | Catheter Precision, Inc. | 4,000 | 0.00 USD | |
| 22 Jan 2021 | GRANT_AWARD | ClearSign Technologies Corp | 22,750 | 0.00 USD | deriv |
| 19 Nov 2020 | GRANT_AWARD | ClearSign Technologies Corp | 22,750 | 0.00 USD | deriv |
| 24 Aug 2020 | PURCHASE | ClearSign Technologies Corp | 5,000 | 2.00 USD | first after silence |
| 18 Aug 2020 | GRANT_AWARD | ClearSign Technologies Corp | 22,750 | 0.00 USD | deriv |
| 18 May 2020 | GRANT_AWARD | ClearSign Technologies Corp | 22,750 | 0.00 USD | deriv |
| 01 Apr 2020 | GRANT_AWARD | ClearSign Technologies Corp | 22,750 | 0.00 USD | deriv |
| 03 Jan 2020 | GRANT_AWARD | Aqua Metals, Inc. | 20,378 | 0.00 USD | deriv |
| 02 Oct 2019 | GRANT_AWARD | Aqua Metals, Inc. | 8,824 | 0.00 USD | deriv |
2 purchases reported after at least 12 months of silence — most recent on 24 Aug 2020.