According to recent filings covering the 90 days ending January 02, 2026, the three most significant insider holders at Rockwell Medical are President And Ceo Mark Strobeck (330.83K shares), Director John G Cooper (140.37K shares), Svp And Chief Operating Officer Heather Hunter (135.39K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Larson Family Investment Trust Irrevocable | 3,557,500 | 15 Apr, 2025 | |
| Mark Strobeck | President And Ceo | 330,826 | 01 Oct, 2025 |
| Megan C. Timmins | Evp And Clo And Secretary | 166,075 | 21 May, 2025 |
| Mark H Ravich | 148,831 | 21 May, 2025 | |
| Robert S Radie | 143,525 | 21 May, 2025 | |
| Allen Nissenson | 142,597 | 21 May, 2025 | |
| Andrea Heslin Smiley | 142,062 | 21 May, 2025 | |
| John G Cooper | 140,372 | 18 Nov, 2025 | |
| John Peter Mclaughlin | 12,452 | 22 Jun, 2021 | |
| Heather Hunter | Svp And Chief Operating Officer | 135,391 | 08 Oct, 2025 |
| Jesse Neri | Svp And Cfo | 125,728 | 01 Oct, 2025 |
| Timothy Chole | Svp And Cco | 125,299 | 01 Oct, 2025 |
| Joan Lau | 113,111 | 21 May, 2025 | |
| Paul E Mcgarry | Svp And Finance And Cao | 28,515 | 21 Mar, 2023 |
| Marc L Hoffman | Chief Medical Officer | 25,665 | 21 Mar, 2023 |
| Joseph H Dawson | 25,000 | 20 Nov, 2025 |
* 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 Nov, 2025 | John G Cooper | Common Stock | D | 5,079 | $0.87 | 140,372 | D | S |
| 17 Nov, 2025 | Joseph H Dawson | Common Stock | A | 25,000 | $0.00 | 25,000 | D | A |
| 01 Oct, 2025 | Timothy Chole | Common Stock | D | 2,868 | $1.19 | 125,299 | D | S |
| 01 Oct, 2025 | Jesse Neri | Common Stock | D | 886 | $1.19 | 125,728 | D | S |
| 01 Oct, 2025 | Heather Hunter | Common Stock | D | 2,868 | $1.19 | 135,391 | D | S |
| 01 Oct, 2025 | Mark Strobeck | Common Stock | D | 6,926 | $1.19 | 330,826 | D | S |
| 01 Jul, 2025 | Jesse Neri | Common Stock | D | 886 | $0.82 | 126,614 | D | S |
| 01 Jul, 2025 | Jesse Neri | Common Stock | D | 886 | $0.82 | 126,614 | D | S |
| 01 Jul, 2025 | Timothy Chole | Common Stock | D | 2,868 | $0.82 | 128,167 | D | S |
| 01 Jul, 2025 | Mark Strobeck | Common Stock | D | 6,926 | $0.82 | 337,752 | D | S |
| 01 Jul, 2025 | Timothy Chole | Common Stock | D | 2,868 | $0.82 | 128,167 | D | S |
| 01 Jul, 2025 | Mark Strobeck | Common Stock | D | 6,926 | $0.82 | 337,752 | D | S |
| 20 May, 2025 | Mark Strobeck | Common Stock | A | 220,000 | $0.00 | 344,678 | D | A |
| 20 May, 2025 | Andrea Heslin Smiley | Common Stock | A | 50,000 | $0.00 | 142,062 | D | A |
| 20 May, 2025 | Mark H Ravich | - | - | 148,831 | D | |||
| 20 May, 2025 | John G Cooper | Common Stock | A | 50,000 | $0.00 | 145,451 | D | A |
| 20 May, 2025 | Jesse Neri | Common Stock | A | 97,500 | $0.00 | 127,500 | D | A |
| 20 May, 2025 | Allen Nissenson | Common Stock | A | 50,000 | $0.00 | 142,597 | D | A |
| 20 May, 2025 | Timothy Chole | Common Stock | A | 85,000 | $0.00 | 131,035 | D | A |
| 20 May, 2025 | Joan Lau | Common Stock | A | 50,000 | $0.00 | 113,111 | D | A |