Messinger Michael bought ICU
August 18, 2026 · Form 4 insider transaction
Messinger Michael bought 750 shares of SeaStar Medical Holding Corporation at $3.27 per share, a transaction worth $2.5K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
750
Price
$3.27
Total value
$2.5K
InsiderMessinger Michael
Role—
SecurityCommon Stock, par value $0.0001
Transaction codeP: Open-market purchase
Transaction dateAugust 18, 2026
Filing dateAugust 19, 2026
Shares owned after2,500
OwnershipDirect
10b5-1 planNo
AmendedNo