As of June 18, 2026, the three largest insider holders of TOMZ are Dr. Halden Stuart Shane (Ceo, 2.54Mn shares), Boh Soon Lim (Director, 198.52K shares), Kelly Anderson (Director, 130.38K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Walter C Johnsen | - | 130,375 | 0 | 13 May, 2025 |
| Harold Paul | Secretary | 91,300 | 0 | 23 Apr, 2026 |
| Dr. Halden Stuart Shane | Ceo | 2,538,166 | 0 | 23 Aug, 2023 |
| Kelly Anderson | - | 130,375 | 0 | 13 May, 2025 |
| David Cecil Vanston | Chief Financial Officer | 100,000 | 0 | 08 Oct, 2025 |
| Boh Soon Lim | - | 198,524 | 0 | 12 Jan, 2026 |
| Francesco Fragasso | - | 30,000 | 0 | 23 Apr, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 22 Apr, 2026 | Harold Paul | Common Stock | A | 10,000 | $0.55 | 91,300 | D | A |
| 22 Apr, 2026 | Francesco Fragasso | Common Stock | A | 10,000 | $0.55 | 30,000 | D | A |
| 09 Jan, 2026 | Francesco Fragasso | Common Stock | A | 20,000 | $0.79 | 20,000 | D | A |
| 09 Jan, 2026 | Harold Paul | Common Stock | A | 20,000 | $0.79 | 81,300 | D | A |
| 09 Jan, 2026 | Boh Soon Lim | Common Stock | A | 10,000 | $0.79 | 198,524 | D | A |
| 06 Oct, 2025 | David Cecil Vanston | Common Stock | A | 100,000 | $0.00 | 100,000 | D | A |
| 06 Oct, 2025 | David Cecil Vanston | Common Stock | A | 100,000 | $0.00 | 100,000 | D | A |
| 06 Oct, 2025 | David Cecil Vanston | Common Stock | A | 100,000 | $0.00 | 100,000 | D | A |
| 12 May, 2025 | Walter C Johnsen | Common Stock | A | 20,000 | $0.85 | 130,375 | D | A |
| 12 May, 2025 | Boh Soon Lim | Common Stock | A | 20,000 | $0.85 | 188,524 | D | A |
| 12 May, 2025 | Kelly Anderson | Common Stock | A | 20,000 | $0.85 | 130,375 | D | A |
| 15 May, 2024 | Walter C Johnsen | Common Stock | A | 20,000 | $0.75 | 110,375 | D | A |
| 15 May, 2024 | Kelly Anderson | Common Stock | A | 20,000 | $0.75 | 110,375 | D | A |
| 15 May, 2024 | Boh Soon Lim | Common Stock | A | 20,000 | $0.75 | 168,524 | D | A |
| 15 May, 2024 | Dr. Halden Stuart Shane | Common Stock Purchase Options (right to buy) | A | 100,000 | $0.00 | 1,510,000 | D | A |
| 15 May, 2024 | Elissa Jessica Shane | Common Stock Purchase Options (right to buy) | A | 50,000 | $0.00 | 238,750 | D | A |
| 03 Jan, 2024 | Elissa Jessica Shane | Common Stock Purchase Options (right to buy) | D | 31,250 | $0.00 | 188,750 | D | C |
| 22 Aug, 2023 | Dr. Halden Stuart Shane | Common Stock | A | 2,503 | $1.20 | 2,538,166 | D | P |
| 18 Aug, 2023 | Dr. Halden Stuart Shane | Common Stock | A | 3,000 | $1.07 | 2,535,663 | D | P |
| 26 Jan, 2023 | Kelly Anderson | Common Stock | A | 20,000 | $0.85 | 90,375 | D | A |