SeaStar Medical Holding
ICU · NASDAQ
$3.05−$0.06 (−1.93%)TodayMarket closed ·
Prev close $3.11
Who owns ICU
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 16.3% of ICU’s shares.
- Intracoastal Capital, L.L.C.11.1%
- Geode Capital Management, L.L.C.1.2%
- Vanguard Capital Management, LLC0.8%
- UBS Financial Services, Inc.0.8%
- Next 6 largest institutions2.3%
- All other shareholders83.7%
| Holder | Shares | % of shares |
|---|---|---|
| Intracoastal Capital, L.L.C. | 443.25K | 11.08% |
| Geode Capital Management, L.L.C. | 49.59K | 1.24% |
| Vanguard Capital Management, LLC | 33.09K | 0.83% |
| UBS Financial Services, Inc. | 31.40K | 0.78% |
| Abante Asesores Gestión, S.G.I.I.C., S.A. | 27.78K | 0.69% |
| Schlorff (Eric) | 15.81K | 0.40% |
| Vanguard Fiduciary Trust Co | 13.69K | 0.34% |
| Jane Street Capital, L.L.C. | 12.63K | 0.32% |
| Neuman (John) | 12.27K | 0.31% |
| Chung (Kevin) | 11.02K | 0.28% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Extended Market Index Fund | 33.09K | 0.83% |
| Abante Quant Value, FI | 27.78K | 0.69% |
| Fidelity Extended Market Index Fund | 20.68K | 0.52% |
| Fidelity Total Market Index Fund | 8.66K | 0.22% |
| Fidelity NASDAQ Composite Index Fund | 7.16K | 0.18% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders bought $2.45K (1 trade) of ICU on the open market, with no sales.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Messinger Michael | Buy | 750 | $2.45K |
| Schlorff Eric | Award | 10.29K | — |
| Chung Kevin | Award | 7.20K | — |
| Vincent Bernadette N | Award | 4.00K | — |
| Neuman John | Award | 4.00K | — |
| Baird Jennifer A | Award | 4.00K | — |
| Van Heel Kenneth | Award | 4.00K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 143.72K
- Days to cover
- 3.16
- % of shares outstanding
- 3.59%
- Average daily volume
- 45.49K
- Change since last report
- +18.1%
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