Form4insider filings, from the source

Company · CIK 0001831868 · SIC 3841 — Surgical & Medical Instruments & Apparatus · Nasdaq

SeaStar Medical Holding Corp · ICU

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $2,453 · 1sales $0 · 0net $2,453
$10k$10k$100k$100k$1M$1MbuyssalesAug 17Aug 17Aug 17Aug 18Aug 18Aug 18Aug 19

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 18, 2026 PForm 4 →Aug 19, 4:21 pm EDTMichael MessingerChief Financial Officer750$3.27$2,4532,500+42.9%
Jul 1, 2026 AForm 4 →Jul 2, 5:11 pm EDTEric SchlorffChief Executive Officer10,288——50,140—
Jul 1, 2026 AForm 4 →Jul 2, 5:10 pm EDTKevin ChungChief Medical Officer7,202——28,021—
Jul 1, 2026 AForm 4 →Jul 2, 5:09 pm EDTBernadette N VincentDirector4,000——8,200—
Jul 1, 2026 AForm 4 →Jul 2, 5:08 pm EDTJohn NeumanDirector4,000——16,200—
Jul 1, 2026 AForm 4 →Jul 2, 5:08 pm EDTKenneth Van HeelDirector4,000——11,940—
Jul 1, 2026 AForm 4 →Jul 2, 5:04 pm EDTJennifer A BairdDirector4,000——10,620—

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.