ICUNasdaq

SeaStar Medical Holding Corp

Alert me on ICU

Insider buys, 6 months

Congress trades, 6 months

Signals, 6 months

Six months

After each filing

Aug 20 Buy Messinger Michael Insider

1 week

−7.2%S&P +1.1%

1 month

+7.2%S&P +1.7%

3 months

Result in7 trading days

6 months

Result in70 trading days

Dec 23, 2025 Buy Baird Jennifer A Insider

1 week

+2.0%S&P −0.9%

1 month

+5.4%S&P +0.7%

3 months

+18.6%S&P −6.0%

6 months

+32.7%S&P +6.5%

Dec 12, 2025 Buy Messinger Michael Insider

1 week

−23.8%S&P +0.1%

1 month

−13.1%S&P +1.6%

3 months

−22.8%S&P −1.3%

6 months

−5.4%S&P +10.7%

Every purchase and sale on this ticker reported by a member of Congress or an insider, measured from the close of the first trading day after it became public to the close 1 week, 1 month, 3 months and 6 months later, each beside the S&P over the same days.

Filings for ICU

20 held · newest 520 held · newest 2

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See all 20 filings for ICU

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Signal history

No signal for this ticker yet. A signal is written when insider buying here scores one dot or more.

Stakes

Mar 31, 2026 Schedule 13G, amended

Mitchell P. Kopin: 10%, 443,253 shares

Mar 31, 2026 Schedule 13G

Ayrton Capital LLC: 6.5%, 278,436 shares

Dec 31, 2025 Schedule 13G, amended

Mitchell P. Kopin: 10%, 3,980,665 shares

Sep 30, 2025 Schedule 13G, amended

Mitchell P. Kopin: 10%, 3,098,175 shares

Schedule 13D is filed within 5 business days of crossing 5 percent by an investor who may seek to influence the company. Schedule 13G is filed by a passive holder, and a large institution has up to 45 days after the quarter end.

Government contracts, last 12 months

Awards of $10M and up, from USAspending · context, not a signal

No contracts of $10M or more in the last 12 months.

Lobbying

Last four quarters

No lobbying reports on file.