15 institutions reported holding $914,658 of SEASTAR MEDICAL HOLDING CORP (ICUCW) in SEC 13F filings for 2026-06-30. Largest institutional holders: BOOTHBAY FUND MANAGEMENT, LLC ($899,884), GOLDMAN SACHS GROUP INC ($3,657), Linden Advisors LP ($3,511), LMR Partners LLP ($2,163), Virtu Financial LLC ($1,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | BOOTHBAY FUND MANAGEMENT, LLC | $899,884 | 245,200 | Hold |
| 2 | GOLDMAN SACHS GROUP INC | $3,657 | 211,381 | Hold |
| 3 | Linden Advisors LP | $3,511 | 218,073 | Hold |
| 4 | LMR Partners LLP | $2,163 | 125,000 | Hold |
| 5 | Virtu Financial LLC | $1,000 | 40,316 | New |
| 6 | Clear Street Group Inc. | $808 | 46,690 | Added |
| 7 | TENOR CAPITAL MANAGEMENT Co., L.P. | $692 | 40,000 | Hold |
| 8 | EQUITEC PROPRIETARY MARKETS, LLC | $618 | 35,700 | Hold |
| 9 | Cruiser Capital Advisors, LLC | $562 | 32,473 | Hold |
| 10 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $539 | 36,179 | New |
| 11 | TWO SIGMA SECURITIES, LLC | $421 | 24,322 | New |
| 12 | MILLENNIUM MANAGEMENT LLC | $389 | 22,500 | Hold |
| 13 | StoneX Group Inc. | $208 | 11,086 | New |
| 14 | WOLVERINE ASSET MANAGEMENT LLC | $192 | 11,081 | Trimmed |
| 15 | UBS Group AG | $14 | 801 | Added |
Source: SEC Form 13F filings · as of 2026-06-30