ICU insider transaction filings
SeaStar Medical Holding Corp — 49 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-19. Screen ICU transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 7 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing by 1 insider — 750 shares, $2,452 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: purchase of 750 shares @ $3.27 ($2,452) by Messinger Michael, filed 2026-08-19.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Messinger Michael — Chief Financial Officer | 1 | 1 leg · 750 sh · $2,452 | — | — |
| Baird Jennifer A — Director | 1 | — | — | 1 |
| Chung Kevin — Chief Medical Officer | 1 | — | — | 1 |
| Neuman John — Director | 1 | — | — | 1 |
| Schlorff Eric — Chief Executive Officer | 1 | — | — | 1 |
| Van Heel Kenneth — Director | 1 | — | — | 1 |
| Vincent Bernadette N — Director | 1 | — | — | 1 |
Recent Form 4 filings — SeaStar Medical Holding Corp
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-19 | 4 | Messinger Michael — Chief Financial Officer | Purchase (P): 750 @ $3.27 | EDGAR |
| 2026-07-02 | 4 | Schlorff Eric — Chief Executive Officer | Grant/award (A): 10,288 @ $0 | EDGAR |
| 2026-07-02 | 4 | Chung Kevin — Chief Medical Officer | Grant/award (A): 7,202 @ $0 | EDGAR |
| 2026-07-02 | 4 | Vincent Bernadette N — Director | Grant/award (A): 4,000 @ $0 | EDGAR |
| 2026-07-02 | 4 | Neuman John — Director | Grant/award (A): 4,000 @ $0 | EDGAR |
| 2026-07-02 | 4 | Baird Jennifer A — Director | Grant/award (A): 4,000 @ $0 | EDGAR |
| 2026-07-02 | 4 | Van Heel Kenneth — Director | Grant/award (A): 4,000 @ $0 | EDGAR |
| 2026-02-10 | 4 | Neuman John — Director | Grant/award (A): 3,000 @ $0 | EDGAR |
| 2026-02-10 | 4 | Vincent Bernadette N — Director | Grant/award (A): 3,000 @ $0 | EDGAR |
| 2026-02-10 | 4 | Baird Jennifer A — Director | Grant/award (A): 3,000 @ $0 | EDGAR |
| 2026-02-10 | 4 | Chung Kevin — Chief Medical Officer | Grant/award (A): 15,000 @ $0 | EDGAR |
| 2026-02-10 | 4 | Schlorff Eric — Chief Executive Officer | Grant/award (A): 30,000 @ $0 | EDGAR |
| 2026-02-10 | 4 | Towne Bradford K — Principal Accounting Officer | Grant/award (A): 7,500 @ $0 | EDGAR |
| 2026-02-10 | 4 | Van Heel Kenneth — Director | Grant/award (A): 3,000 @ $0 | EDGAR |
| 2025-12-22 | 4 | Baird Jennifer A — Director | Purchase (P): 4,200 @ $0.24 | EDGAR |
| 2025-12-11 | 4 | Messinger Michael — Chief Financial Officer | Purchase (P): 14,500 @ $0.35 | EDGAR |
| 2025-08-28 | 4 | Van Heel Kenneth — Director | Purchase (P): 25,000 @ $0.89 · Purchase (P): 10,000 @ $0.86 | EDGAR |
| 2025-08-25 | 4 | Chung Kevin — Chief Medical Officer | Purchase (P): 10,000 @ $0.80 | EDGAR |
| 2025-07-16 | 4 | Baird Jennifer A — Director | Grant/award (A): 4,000 @ $0 | EDGAR |
| 2025-07-16 | 4 | Neuman John — Director | Option exercise (M): 2,667 @ $0 · Grant/award (A): 4,000 @ $0 · Option exercise (M): 2,667 (derivative) @ $0 | EDGAR |
| 2025-07-16 | 4 | Vincent Bernadette N — Director | Option exercise (M): 2,667 @ $0 · Grant/award (A): 4,000 @ $0 · Option exercise (M): 2,667 (derivative) @ $0 | EDGAR |
| 2025-07-16 | 4 | Van Heel Kenneth — Director | Option exercise (M): 4,000 @ $0 · Grant/award (A): 4,000 @ $0 · Option exercise (M): 4,000 (derivative) @ $0 | EDGAR |
| 2025-07-03 | 4 | Chung Kevin — Chief Medical Officer | Option exercise (M): 5,000 @ $0 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2025-07-03 | 4 | Schlorff Eric — Chief Executive Officer, Director | Option exercise (M): 21,667 @ $0 · Option exercise (M): 21,667 (derivative) @ $0 | EDGAR |
| 2025-07-02 | 4 | Baird Jennifer A — Director | Option exercise (M): 2,667 @ $0 · Purchase (P): 10,000 @ $0.42 · Option exercise (M): 2,667 (derivative) @ $0 | EDGAR |
| 2025-06-27 | 4 | Neuman John — Director | Purchase (P): 40,000 @ $0.36 | EDGAR |
| 2025-05-22 | 4 | Baird Jennifer A — Director | Purchase (P): 10,000 @ $1.28 | EDGAR |
| 2025-05-20 | 4 | Chung Kevin — Chief Medical Officer | Purchase (P): 4,500 @ $1.25 | EDGAR |
| 2025-04-03 | 4 | Chung Kevin — Chief Medical Officer | Grant/award (A): 15,000 (derivative) @ $0 | EDGAR |
| 2025-04-03 | 4 | Green David A — Chief Financial Officer | Grant/award (A): 15,000 (derivative) @ $0 | EDGAR |
| 2025-02-27 | 4 | Neuman John — Director | Purchase (P): 10,000 @ $3.69 · Purchase (P): 10,000 @ $4.35 · Purchase (P): 10,000 @ $5.24 · Purchase (P): 10,000 @ $2.04 | EDGAR |
| 2024-12-03 | 4 | Baird Jennifer A — Director | Grant/award (A): 8,000 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | Vincent Bernadette N — Director | Grant/award (A): 8,000 (derivative) @ $0 | EDGAR |
| 2024-11-19 | 4 | Chung Kevin — Chief Medical Officer | Purchase (P): 4,250 @ $1.99 · Grant/award (A): 15,000 (derivative) @ $0 | EDGAR |
| 2024-11-19 | 4 | Schlorff Eric — Chief Executive Officer, Director | Grant/award (A): 65,000 (derivative) @ $0 | EDGAR |
| 2024-11-15 | 4 | Barnett Rick — Director | Grant/award (A): 4,000 (derivative) @ $0 | EDGAR |
| 2024-11-15 | 4 | Neuman John — Director | Grant/award (A): 8,000 (derivative) @ $0 | EDGAR |
| 2024-11-15 | 4 | Collins Allan — Director | Grant/award (A): 4,000 (derivative) @ $0 | EDGAR |
| 2024-11-15 | 4 | Van Heel Kenneth — Director | Grant/award (A): 4,000 (derivative) @ $0 | EDGAR |
| 2024-10-01 | 4 | Chung Kevin — Chief Medical Officer | Purchase (P): 1,000 @ $4.26 | EDGAR |
| 2024-09-09 | 4/A | Green David A — Chief Financial Officer | Grant/award (A): 18,000 (derivative) @ $0 | EDGAR |
| 2024-09-09 | 4 | Green David A — Chief Financial Officer | Grant/award (A): 2,223 @ $0 · Grant/award (A): 8,100 @ $0 | EDGAR |
| 2024-04-16 | 4 | Lobo Andres — Director | Grant/award (A): 32,322 @ $0 | EDGAR |
| 2024-04-16 | 4 | Barnett Rick — Director | Grant/award (A): 70,264 @ $0 | EDGAR |
| 2024-04-16 | 4 | Collins Allan — Director | Grant/award (A): 37,943 @ $0 | EDGAR |
| 2024-04-16 | 4 | Rodgers Bruce M. — Director | Grant/award (A): 36,537 @ $0 | EDGAR |
| 2024-04-16 | 4 | Russell Richard D. — Director | Grant/award (A): 32,322 @ $0 | EDGAR |
| 2024-04-16 | 4 | Van Heel Kenneth — Director | Grant/award (A): 43,564 @ $0 | EDGAR |
| 2024-04-16 | 4 | Green David A — Chief Financial Officer | Grant/award (A): 752,500 @ $0 | EDGAR |
Recent 8-K events — SeaStar Medical Holding Corp
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-12 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-01 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-06-23 | 8-K/A | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-06-17 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-13 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-28 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-03-25 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-20 | 8-K | 8.01 — Other Events | EDGAR |
| 2025-12-23 | 8-K/A | 3.03 — Material Modification to Rights of Security Holders 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-12-18 | 8-K | 3.03 — Material Modification to Rights of Security Holders 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
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