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 |
|---|---|---|---|---|---|
| UBS Group AG | 783 | $70 | 0.00% | +783 | New |
| Skaana Management L.P. | 10,000 | $900 | 0.00% | +10,000 | New |
| Flow Traders U.S. LLC | 14,252 | $1.00K | 0.00% | +14,252 | New |
| Old Mission Capital LLC | 14,215 | $1.28K | 0.00% | +14,215 | New |
| CNH Partners LLC | 18,075 | $1.63K | 0.00% | +18,075 | New |
| Landscape Capital Management, L.L.C. | 30,872 | $2.78K | 0.00% | +30,872 | New |
| Cruiser Capital Advisors, LLC | 32,473 | $2.92K | 0.00% | +32,473 | New |
| Wolverine Asset Management LLC | 37,063 | $3.33K | 0.00% | +37,063 | 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 |
| SkyView Investment Advisors, LLC | 64,658 | $6.00K | 0.00% | +64,658 | New |
| HRT Financial LP | 84,783 | $7.00K | 0.00% | +84,783 | New |
| Clear Street LLC | 92,072 | $8.00K | 0.00% | +92,072 | New |
| Equitec Proprietary Markets, LLC | 89,050 | $8.02K | 0.00% | +89,050 | New |
| Walleye Trading LLC | 139,000 | $12.5K | 0.00% | +139,000 | New |
| Context Capital Management, LLC | 144,107 | $13.0K | 0.00% | +144,107 | New |
| Rivernorth Capital Management, LLC | 150,000 | $13.5K | 0.00% | +150,000 | New |
| Linden Advisors LP | 218,073 | $17.0K | 0.00% | +218,073 | New |
| Jefferies Financial Group Inc. | 188,790 | $17.0K | 0.00% | +188,790 | New |
| Shaolin Capital Management LLC | 190,080 | $17.0K | 0.00% | +190,080 | New |
| Yakira Capital Management, Inc. | 200,157 | $18.0K | 0.00% | +200,157 | New |
| Walleye Capital LLC | 208,400 | $18.8K | 0.00% | +208,400 | New |
| Polar Asset Management Partners Inc. | 242,600 | $18.9K | 0.00% | +242,600 | New |
| Goldman Sachs Group Inc | 211,381 | $19.0K | 0.00% | +211,381 | New |
| Atw Spac Management LLC | 245,200 | $22.1K | 0.01% | +245,200 | New |
| CVI Holdings, LLC | 294,632 | $26.6K | 0.00% | +294,632 | New |
| Warberg Asset Management LLC | 351,211 | $31.6K | 0.01% | +351,211 | New |
| EHP Funds Inc. | 482,887 | $43.0K | 0.01% | +482,887 | 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 |