8 insiders reported 33 Form 4 transactions for SeaStar Medical Holding Corp (ICU) over the past 18 months (most recent 2026-08-19). Recent activity: Messinger Michael (Chief Financial Officer) Buy 750 shares, Van Heel Kenneth (Director) Buy 4,000 shares, Schlorff Eric (Chief Executive Officer) Buy 10,288 shares, Chung Kevin (Chief Medical Officer) Buy 7,202 shares, Neuman John (Director) Buy 4,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-19 | Messinger Michael | Chief Financial Officer | Buy | 750 | $2,452 |
| 2026-07-02 | Van Heel Kenneth | Director | Buy | 4,000 | $0 |
| 2026-07-02 | Schlorff Eric | Chief Executive Officer | Buy | 10,288 | $0 |
| 2026-07-02 | Chung Kevin | Chief Medical Officer | Buy | 7,202 | $0 |
| 2026-07-02 | Neuman John | Director | Buy | 4,000 | $0 |
| 2026-07-02 | Baird Jennifer A | Director | Buy | 4,000 | $0 |
| 2026-07-02 | Vincent Bernadette N | Director | Buy | 4,000 | $0 |
| 2026-02-10 | Towne Bradford K | Principal Accounting Officer | Buy | 7,500 | $0 |
| 2026-02-10 | Schlorff Eric | Chief Executive Officer | Buy | 30,000 | $0 |
| 2026-02-10 | Vincent Bernadette N | Director | Buy | 3,000 | $0 |
| 2026-02-10 | Baird Jennifer A | Director | Buy | 3,000 | $0 |
| 2026-02-10 | Van Heel Kenneth | Director | Buy | 3,000 | $0 |
| 2026-02-10 | Chung Kevin | Chief Medical Officer | Buy | 15,000 | $0 |
| 2026-02-10 | Neuman John | Director | Buy | 3,000 | $0 |
| 2025-12-22 | Baird Jennifer A | Director | Buy | 4,200 | $1,008 |
| 2025-12-11 | Messinger Michael | Chief Financial Officer | Buy | 14,500 | $5,075 |
| 2025-08-28 | Van Heel Kenneth | Director | Buy | 25,000 | $22,250 |
| 2025-08-28 | Van Heel Kenneth | Director | Buy | 10,000 | $8,600 |
| 2025-08-25 | Chung Kevin | Chief Medical Officer | Buy | 10,000 | $8,000 |
| 2025-07-16 | Baird Jennifer A | Director | Buy | 4,000 | $0 |
| 2025-07-16 | Vincent Bernadette N | Director | Buy | 2,667 | $0 |
| 2025-07-16 | Vincent Bernadette N | Director | Buy | 4,000 | $0 |
| 2025-07-16 | Van Heel Kenneth | Director | Buy | 4,000 | $0 |
| 2025-07-16 | Van Heel Kenneth | Director | Buy | 4,000 | $0 |
| 2025-07-16 | Neuman John | Director | Buy | 2,667 | $0 |
Source: SEC Form 4 filings · as of 2026-08-19