Impact Biomedical's three largest insider shareholders as of July 24, 2026 are Inc. Dss, (TenPercentOwner, 1.18Mn shares), Jason Grady (Director, 250.18K shares), Todd D Macko (Chief Financial Officer, 155.12K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Inc. Dss, | - | 0 | 1,178,882 | 28 Mar, 2025 |
| Frank D Heuszel | Chief Executive Officer | 97,344 | 0 | 09 Dec, 2024 |
| Jason Grady | - | 250,182 | 0 | 25 Mar, 2026 |
| Todd D Macko | Chief Financial Officer | 155,122 | 0 | 30 Mar, 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 |
|---|---|---|---|---|---|---|---|---|
| 25 Mar, 2026 | Todd D Macko | Common Stock | D | 1,600 | $0.60 | 198,122 | D | S |
| 25 Mar, 2026 | Todd D Macko | Common Stock | D | 1,600 | $0.60 | 198,122 | D | S |
| 25 Mar, 2026 | Todd D Macko | Common Stock | D | 1,600 | $0.60 | 198,122 | D | S |
| 27 Mar, 2026 | Todd D Macko | Common Stock | D | 43,400 | $0.56 | 155,122 | D | S |
| 27 Mar, 2026 | Todd D Macko | Common Stock | D | 43,400 | $0.56 | 155,122 | D | S |
| 27 Mar, 2026 | Todd D Macko | Common Stock | D | 43,400 | $0.56 | 155,122 | D | S |
| 23 Mar, 2026 | Jason Grady | Common Stock | D | 50,000 | $0.65 | 250,182 | D | S |
| 22 May, 2025 | Inc. Dss, | Common Stock | D | 115,600 | $0.55 | 45,400 | D | S |
| 27 May, 2025 | Inc. Dss, | Common Stock | D | 45,400 | $0.54 | 0 | D | S |
| 03 Apr, 2025 | Heng Fai Ambrose Chan | Common stock | D | 351,555 | $0.50 | 0 | I | S |
| 04 Apr, 2025 | Inc. Dss, | Common Stock | D | 890,800 | $0.95 | 161,100 | D | S |
| 21 Mar, 2025 | Inc. Dss, | Common Stock | D | 166,600 | $3.30 | 0 | I | S |
| 21 Mar, 2025 | Inc. Dss, | Common Stock | D | 166,600 | $3.30 | 0 | I | S |
| 21 Mar, 2025 | Inc. Dss, | Common Stock | D | 166,600 | $3.30 | 1,178,882 | I | S |
| 26 Mar, 2025 | Inc. Dss, | Common Stock | D | 48,281 | $3.13 | 1,109,339 | D | S |
| 26 Mar, 2025 | Inc. Dss, | Common Stock | D | 9,858 | $3.15 | 1,099,481 | D | S |
| 27 Mar, 2025 | Inc. Dss, | Common Stock | D | 47,681 | $2.50 | 1,051,800 | D | S |
| 05 Dec, 2024 | Frank D Heuszel | Common Stock | A | 500 | $2.26 | 97,344 | D | P |
| 27 Nov, 2024 | Frank D Heuszel | Common Stock | A | 500 | $2.61 | 96,844 | D | P |
| 26 Nov, 2024 | Frank D Heuszel | Common Stock | A | 550 | $2.63 | 95,844 | D | P |