# SEASTAR MEDICAL HOLDING CORP COM NEW

SEASTAR MEDICAL HOLDING CORP COM NEW is a security (CUSIP 81256L302) tracked across SEC portfolio filings. 15 institutional managers reported $331K on Form 13F as of 2026-06-30; 2 registered fund positions totaling $86K via N-PORT as of 2026-03-31.

## Summary

- Issuer: SEASTAR MEDICAL HOLDING CORP
- Class: COM NEW
- CUSIP: 81256L302
- Asset category: EC
- 13F holders: 15
- 13F value: $331K
- 13F period: 2026-06-30
- N-PORT fund positions: 2
- N-PORT value: $86K
- N-PORT report: 2026-03-31

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $207K | 55,642 |
| JANE STREET GROUP, LLC | NEW YORK, NY | $104K | 27,960 |
| PNC Financial Services Group, Inc. | Pittsburgh, PA | $7K | 1,748 |
| Tower Research Capital LLC (TRC) | NEW YORK, NY | $5K | 1,395 |
| BlackRock, Inc. | New York, NY | $3K | 913 |
| UBS Group AG | Zurich, V8 | $3K | 793 |
| OSAIC HOLDINGS, INC. | PHOENIX, AZ | $854 | 230 |
| NewEdge Advisors, LLC | New Orleans, LA | $655 | 176 |
| TD Waterhouse Canada Inc. | TORONTO, A6 | $106 | 22 |
| MORGAN STANLEY | NEW YORK, NY | $74 | 20 |
| SBI Securities Co., Ltd. | TOKYO, M0 | $51 | 14 |
| [SOA Wealth Advisors, LLC.](https://search.stillhousedata.com/firm/310448) | NEW YORK, NY | $22 | 6 |
| Caitong International Asset Management Co., Ltd | HONG KONG, K3 | $7 | 2 |
| [HighMark Wealth Management LLC](https://search.stillhousedata.com/firm/164790) | ST. PAUL, MN | $7 | 2 |
| CWM, LLC | OMAHA, NE | $4 | 1 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $89K | 0.01% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $-3K | -0.01% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/81256L302.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.