ICUCW SeaStar Medical Holding Corp: institutional ownership and insider trading
18 funds reported holding $923K of SeaStar Medical Holding Corp in their latest 13F filings; in Q2 2026 funds net bought $3.04K, with 5 new positions and 0 funds selling out; over the last 12 months insiders bought $8.54K and sold $0 on the open market; over its last four quarters it reported revenue of $1.71M and net income of −$13.6M.
ICUCW revenue and earnings
- Quarter ended Jun 30, 2026: revenue $615K, net income −$3.73M
- Quarter ended Mar 31, 2026: revenue $495K, net income −$3.52M
- Quarter ended Dec 31, 2025: revenue $420K, net income −$2.90M
- Quarter ended Sep 30, 2025: revenue $183K, net income −$3.47M
Famous investors holding ICUCW
- Izzy Englander (Millennium Management): $389, 0.0% of the portfolio
Largest institutional holders of ICUCW
- BOOTHBAY FUND MANAGEMENT, LLC — $900K
- ATW SPAC MANAGEMENT LLC — $6.65K
- GOLDMAN SACHS GROUP INC (GS, GSCE, GS-PA, GS-PC, GS-PD) — $3.66K
- LINDEN ADVISORS LP — $3.51K
- LMR Partners LLP — $2.16K
- Virtu Financial LLC — $1.00K
- SkyView Investment Advisors, LLC — $1.00K
- CLEAR STREET LLC — $929
- Clear Street Group Inc. — $808
- TENOR CAPITAL MANAGEMENT Co., L.P. — $692
Recent ICUCW insider trades
- Aug 18, 2026: Messinger Michael bought 750 shares ($2.45K)
- Dec 19, 2025: Baird Jennifer A bought 4,200 shares ($1.01K)
- Dec 9, 2025: Messinger Michael bought 14,500 shares ($5.08K)
- Aug 27, 2025: Van Heel Kenneth bought 35,000 shares ($30.9K)
5%+ owners
- Mitchell P. Kopin: 10.0% (Schedule 13G/A, filed May 13, 2026)
- Ayrton Capital LLC: 6.5% (Schedule 13G, filed May 11, 2026)
Who owns the most ICUCW stock?
The largest institutional holders of SeaStar Medical Holding Corp in the latest 13F filings are BOOTHBAY FUND MANAGEMENT, LLC ($900K), ATW SPAC MANAGEMENT LLC ($6.65K), GOLDMAN SACHS GROUP INC (GS, GSCE, GS-PA, GS-PC, GS-PD) ($3.66K).
Are insiders buying or selling ICUCW?
Over the last 12 months insiders bought $8.54K and sold $0 of SeaStar Medical Holding Corp stock on the open market (SEC Form 4).
Which famous investors own ICUCW?
Izzy Englander.
What was ICUCW's revenue last quarter?
SeaStar Medical Holding Corp reported revenue of $615K for the quarter ended June 30, 2026, with net income of −$3.73M.