Through the 90-day period concluding January 14, 2026, HeartBeam's top three insider stakeholders include TenPercentOwner Mark E Strome (2.96Mn shares), Chief Executive Officer Branislav Vajdic (911.39K shares), Director Willhem Elfrink (437.86K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Mark E Strome | 2,957,146 | 20 Jun, 2024 | |
| Branislav Vajdic | Chief Executive Officer | 911,391 | 14 Feb, 2023 |
| Willhem Elfrink | 437,861 | 15 Nov, 2021 | |
| Willem Elfrink | 317,982 | 20 Jun, 2024 | |
| Richard Ferrari | 179,136 | 21 Feb, 2025 | |
| Kenneth Warwick Iii Nelson | 127,147 | 20 Jun, 2024 | |
| Richard Brounstein | Chief Financial Officer | 112,108 | 14 Feb, 2023 |
| Marga Ortigas-Wedekind | 95,932 | 17 Jul, 2023 | |
| Richard D Brounstein | Chief Financial Officer | 92,075 | 15 Nov, 2021 |
| Michael R Jaff | 75,120 | 20 Jun, 2024 | |
| Richard M Ferrari | 65,653 | 15 Nov, 2021 | |
| Jon Patrick Hunt | Chief Business Officer | 23,976 | 16 Nov, 2021 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 18 Dec, 2025 | Urioste George De | Common Stock | D | 33,185 | $2.83 | 0 | D | S |
| 17 Dec, 2025 | Mark E Strome | Common Stock | D | 250,000 | $3.58 | 2,900,000 | I | S |
| 17 Dec, 2025 | Urioste George De | Common Stock | D | 23,961 | $3.68 | 33,185 | D | S |
| 14 Feb, 2025 | Richard Ferrari | Common Stock | A | 29,412 | $1.70 | 179,136 | D | P |
| 14 Feb, 2025 | Richard Ferrari | - | - | 179,136 | D | |||
| 06 Sep, 2024 | Urioste George De | Common Stock | D | 1,674 | $2.34 | 57,146 | D | S |
| 30 Aug, 2024 | Urioste George De | Common Stock | D | 5,500 | $2.31 | 58,820 | D | S |
| 27 Aug, 2024 | Urioste George De | Common Stock | D | 2,194 | $2.26 | 64,320 | D | S |
| 26 Aug, 2024 | Urioste George De | Common Stock | D | 300 | $2.38 | 66,514 | D | S |
| 26 Aug, 2024 | Urioste George De | - | - | 66,514 | D | |||
| 23 Aug, 2024 | Urioste George De | Common Stock | D | 2,500 | $2.30 | 66,814 | D | S |
| 23 Aug, 2024 | Urioste George De | - | - | 66,814 | D | |||
| 12 Jun, 2024 | Mark E Strome | Common Stock | A | 33,185 | $0.00 | 57,146 | D | A |
| 12 Jun, 2024 | Richard Ferrari | Common Stock | A | 44,247 | $0.00 | 149,724 | D | A |
| 12 Jun, 2024 | Urioste George De | Common Stock | A | 33,185 | $0.00 | 69,314 | D | A |
| 12 Jun, 2024 | Marga Ortigas-Wedekind | - | - | 16,824 | I | |||
| 12 Jun, 2024 | Marga Ortigas-Wedekind | Common Stock | A | 33,185 | $0.00 | 16,824 | I | A |
| 12 Jun, 2024 | Willem Elfrink | Common Stock | A | 33,185 | $0.00 | 317,982 | D | A |
| 12 Jun, 2024 | Kenneth Warwick Iii Nelson | Common Stock | A | 33,185 | $0.00 | 127,147 | D | A |
| 12 Jun, 2024 | Michael R Jaff | Common Stock | A | 33,185 | $0.00 | 75,120 | D | A |