SeaStar Medical Holding Corp
ICUCW- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001831868
In the last 90 days, SeaStar Medical Holding Corp insiders filed 1 open-market purchase and 0 sales; 15 institutions reported holding it in 13F filings for Q2 2026, worth $15.4K in total; no superinvestor holds it.
Other share classesICU
13F holders, Q4 2022
Institutional positions in SeaStar Medical Holding Corp as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 31
- +31 vs. Q3 2022
- Shares held
- 4.45M
- +4.45M vs. Q3 2022
- Total value
- $338.1K
- +$338.1K vs. Q3 2022
- New holders
- 31
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q3 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ICUCW on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 15 | $15.4K |
| Q1 2026 | 10 | $932.6K |
| Q4 2025 | 14 | $10.3K |
| Q3 2025 | 15 | $29.8K |
| Q2 2025 | 13 | $22.2K |
| Q1 2025 | 13 | $40.3K |
| Q4 2024 | 13 | $25.0K |
| Q3 2024 | 14 | $52.6K |
| Q2 2024 | 16 | $65.0K |
| Q1 2024 | 19 | $201.5K |
| Q4 2023 | 26 | $69.9K |
| Q3 2023 | 30 | $50.6K |
| Q2 2023 | 29 | $140.2K |
| Q1 2023 | 31 | $315.0K |
| Q4 2022 | 31 | $338.1K |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding SeaStar Medical Holding Corp; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EHP Funds Inc. | 482,887 | $43.0K | 0.01% | +482,887 | New |
| Warberg Asset Management LLC | 351,211 | $31.6K | 0.01% | +351,211 | New |
| CVI Holdings, LLC | 294,632 | $26.6K | 0.00% | +294,632 | New |
| Atw Spac Management LLC | 245,200 | $22.1K | 0.01% | +245,200 | New |
| Goldman Sachs Group Inc | 211,381 | $19.0K | 0.00% | +211,381 | New |
| Polar Asset Management Partners Inc. | 242,600 | $18.9K | 0.00% | +242,600 | New |
| Walleye Capital LLC | 208,400 | $18.8K | 0.00% | +208,400 | New |
| Yakira Capital Management, Inc. | 200,157 | $18.0K | 0.00% | +200,157 | New |
| Shaolin Capital Management LLC | 190,080 | $17.0K | 0.00% | +190,080 | New |
| Jefferies Financial Group Inc. | 188,790 | $17.0K | 0.00% | +188,790 | New |
| Linden Advisors LP | 218,073 | $17.0K | 0.00% | +218,073 | New |
| Rivernorth Capital Management, LLC | 150,000 | $13.5K | 0.00% | +150,000 | New |
| Context Capital Management, LLC | 144,107 | $13.0K | 0.00% | +144,107 | New |
| Walleye Trading LLC | 139,000 | $12.5K | 0.00% | +139,000 | New |
| Equitec Proprietary Markets, LLC | 89,050 | $8.02K | 0.00% | +89,050 | New |
| Clear Street LLC | 92,072 | $8.00K | 0.00% | +92,072 | New |
| HRT Financial LP | 84,783 | $7.00K | 0.00% | +84,783 | New |
| SkyView Investment Advisors, LLC | 64,658 | $6.00K | 0.00% | +64,658 | New |
| Tenor Capital Management Co., L.P. | 40,000 | $3.60K | 0.00% | +40,000 | New |
| Elequin Capital LP | 40,000 | $3.60K | 0.00% | +40,000 | New |
| Wolverine Asset Management LLC | 37,063 | $3.33K | 0.00% | +37,063 | New |
| Cruiser Capital Advisors, LLC | 32,473 | $2.92K | 0.00% | +32,473 | New |
| Landscape Capital Management, L.L.C. | 30,872 | $2.78K | 0.00% | +30,872 | New |
| CNH Partners LLC | 18,075 | $1.63K | 0.00% | +18,075 | New |
| Old Mission Capital LLC | 14,215 | $1.28K | 0.00% | +14,215 | New |
| Flow Traders U.S. LLC | 14,252 | $1.00K | 0.00% | +14,252 | New |
| Skaana Management L.P. | 10,000 | $900 | 0.00% | +10,000 | New |
| UBS Group AG | 783 | $70 | 0.00% | +783 | New |
| Radcliffe Capital Management, L.P. | 243,106 | – | – | +243,106 | New |
| Boothbay Fund Management, LLC | 245,200 | – | – | +245,200 | New |
| LMR Partners LLP | 125,000 | – | – | +125,000 | New |