SEC Form 4 · Updated Daily
BEAT
— HEARTBEAM, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Vajdic Branislav | Officer | 3,970,784 | 2026-07-24 | A |
| STROME MARK E | 10%+ Owner | 3,650,000 | 2026-04-16 | P |
| Elfrink Willem | Director | 538,667 | 2026-04-16 | P |
| Persen Kenneth Harry | Officer | 448,290 | 2026-07-24 | A |
| Ferrari Richard | Director | 286,636 | 2026-04-16 | P |
| Cruickshank Tim | Officer | 239,990 | 2026-07-24 | A |
| Nelson Kenneth Warwick III | Director | 144,388 | 2026-02-09 | A |
| Ortigas-Wedekind Marga | Director | 137,293 | 2026-04-16 | P |
| Brounstein Richard | Officer | 112,108 | 2023-02-10 | M |
| ENO Robert Paul | Officer | 36,742 | 2026-04-16 | P |
| de Urioste George | Director | 33,185 | 2025-12-17 | S |
| JAFF MICHAEL R | Director | 31,250 | 2026-04-16 | P |
| Hunt Jon Patrick | Officer | 23,976 | 2021-11-11 | M |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-10-02 | de Urioste George | Grant / award (derivative) | 93,750 | $0.00 | 93,750 |
| 2026-10-02 | de Urioste George | Grant / award (derivative) | 93,750 | $0.00 | 93,750 |
| 2026-10-02 | Nelson Kenneth Warwick III | Grant / award (derivative) | 31,250 | $0.00 | 31,250 |
| 2026-10-02 | Nelson Kenneth Warwick III | Grant / award (derivative) | 93,750 | $0.00 | 93,750 |
| 2026-10-02 | Ortigas-Wedekind Marga | Grant / award (derivative) | 81,250 | $0.00 | 81,250 |
| 2026-10-02 | Ortigas-Wedekind Marga | Grant / award (derivative) | 93,750 | $0.00 | 93,750 |
| 2026-10-02 | JAFF MICHAEL R | Grant / award (derivative) | 37,500 | $0.00 | 37,500 |
| 2026-10-02 | JAFF MICHAEL R | Grant / award (derivative) | 93,750 | $0.00 | 93,750 |
| 2026-10-02 | Ferrari Richard | Grant / award (derivative) | 125,000 | $0.00 | 125,000 |
| 2026-10-02 | Ferrari Richard | Grant / award (derivative) | 90,625 | $0.00 | 90,625 |
| 2026-10-02 | Ferrari Richard | Grant / award (derivative) | 125,000 | $0.00 | 125,000 |
| 2026-10-02 | Elfrink Willem | Grant / award (derivative) | 93,750 | $0.00 | 93,750 |
| 2026-10-02 | Elfrink Willem | Grant / award (derivative) | 93,750 | $0.00 | 93,750 |
| 2026-07-24 | Vajdic Branislav | Grant / award | 260,870 | $0.00 | 3,970,784 |
| 2026-07-24 | Cruickshank Tim | Grant / award | 167,760 | $0.00 | 239,990 |
| 2026-07-24 | Persen Kenneth Harry | Grant / award | 105,740 | $0.00 | 448,290 |
| 2026-06-15 | Vajdic Branislav | Grant / award | 2,800,000 | $0.00 | 3,709,914 |
| 2026-04-16 | STROME MARK E | Open-market buy | 750,000 | $0.80 | 3,650,000 |
| 2026-04-16 | Ortigas-Wedekind Marga | Open-market buy | 25,000 | $0.80 | 137,293 |
| 2026-04-16 | ENO Robert Paul | Open-market buy | 12,500 | $0.80 | 36,742 |
| 2026-04-16 | Ferrari Richard | Open-market buy | 62,500 | $0.80 | 291,636 |
| 2026-04-16 | Vajdic Branislav | Open-market buy | 31,250 | $0.80 | 909,914 |
| 2026-04-16 | JAFF MICHAEL R | Open-market buy | 31,250 | $0.80 | 31,250 |
| 2026-04-16 | Elfrink Willem | Open-market buy | 187,500 | $0.80 | 538,667 |
| 2026-04-16 | Cruickshank Tim | Open-market buy | 31,250 | $0.80 | 72,230 |
| 2026-04-16 | Ferrari Richard | Open-market buy | 57,500 | $0.80 | 286,636 |
| 2026-02-09 | ENO Robert Paul | Grant / award (derivative) | 55,172 | $0.00 | 55,172 |
| 2026-02-09 | de Urioste George | Grant / award (derivative) | 51,724 | $0.00 | 51,724 |
| 2026-02-09 | Nelson Kenneth Warwick III | Grant / award | 17,241 | $0.00 | 144,388 |
| 2026-02-09 | Elfrink Willem | Grant / award (derivative) | 51,724 | $0.00 | 51,724 |
| 2026-02-09 | Cruickshank Tim | Grant / award (derivative) | 53,104 | $0.00 | 53,104 |
| 2026-02-09 | Vajdic Branislav | Grant / award (derivative) | 61,932 | $0.00 | 61,932 |
| 2026-02-09 | JAFF MICHAEL R | Grant / award | 20,689 | $0.00 | 95,809 |
| 2026-02-09 | STROME MARK E | Grant / award (derivative) | 41,380 | $0.00 | 41,380 |
| 2026-02-09 | Ferrari Richard | Grant / award | 50,000 | $0.00 | 229,136 |
| 2026-02-09 | Ortigas-Wedekind Marga | Grant / award (derivative) | 44,827 | $0.00 | 44,827 |
| 2025-12-18 | de Urioste George | Open-market sale | 33,185 | $2.83 | 0 |
| 2025-12-17 | de Urioste George | Open-market sale | 23,961 | $3.68 | 33,185 |
| 2025-12-17 | STROME MARK E | Open-market sale | 250,000 | $3.58 | 2,900,000 |
| 2025-04-07 | Vajdic Branislav | Grant / award (derivative) | 180,000 | $0.00 | 1,374,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.