Microcap Ledger SeaStar Medical Holding Corp $ICU
Facts as of . Built from SEC filings and our own data. Small caps move fast; check the latest filings.
Snapshot
- Exchange
- Nasdaq Capital Market
- Sector
- Surgical & Medical Instruments & Apparatus
- Headquarters
- Denver, CO
- Fiscal year end
- December 31
- Shares outstanding
- 4,406,841 [10-Q 2026-08-12]
What the company doesAI summary of filing
SeaStar Medical is a commercial-stage healthcare company that develops the Selective Cytopheretic Device (SCD), an extracorporeal medical device designed to treat hyperinflammatory conditions in critically ill patients. The company received FDA approval in February 2024 for QUELIMMUNE, its first product for pediatric patients with acute kidney injury due to sepsis, and began commercial shipments in July 2024. SeaStar is currently conducting a pivotal clinical trial (NEUTRALIZE-AKI) in adult acute kidney injury patients and feasibility studies in cardiorenal syndrome patients. The company generates revenue from product sales and is pursuing multiple indications across acute and chronic inflammatory diseases. [10-K 2026-03-25]
Financial health
| Period | Revenue | Net income | Operating cash flow | Cash | Filing |
|---|---|---|---|---|---|
| 6 months to Jun 2026 | $1.11M | −$7.25M | −$5.75M | $6.96M | [10-Q 2026-08-12] |
| FY ended Dec 2025 | $1.23M | −$12.15M | −$13.60M | $11.98M | [10-K 2026-03-25] |
| FY ended Dec 2024 | $135.0K | −$24.83M | −$16.01M | $1.82M | [10-K 2026-03-25] |
- Quarterly cash burn
- −$2.88M
- Cash runway Estimate
- ~7.3 months
Capital structure and dilution
| Date | Shares outstanding | Filing |
|---|---|---|
| 2024-11-06 | 4,463,148 | [10-Q 2024-11-13] |
| 2025-02-28 | 8,721,036 | [10-K 2025-03-27] |
| 2025-05-12 | 10,563,748 | [10-Q 2025-05-14] |
| 2025-08-06 | 27,914,596 | [10-Q 2025-08-13] |
| 2025-11-07 | 36,047,134 | [10-Q 2025-11-13] |
| 2026-03-24 | 3,993,719 | [10-K 2026-03-25] |
| 2026-05-07 | 3,997,002 | [10-Q 2026-05-13] |
| 2026-08-05 | 4,406,841 | [10-Q 2026-08-12] |
- Shelf registration
- S-1 filed 2026-04-28; declared effective 2026-05-11 [S-1 2026-04-28]
Listing status
Current status: 3 Form 8-K Item 3.01 filing(s) in the last 24 months, most recent 2025-08-06. Item 3.01 covers delisting notices, failures to meet a listing rule and listing transfers; read the filing for which one.
| Date | Event | Details | Deadline | Filing |
|---|---|---|---|---|
| 2025-08-06 | 8-K Item 3.01 | Notice of delisting or failure to satisfy a continued listing rule or standard; or transfer of listing | — | [8-K 2025-08-06] |
| 2025-01-31 | 8-K Item 3.01 | Notice of delisting or failure to satisfy a continued listing rule or standard; or transfer of listing | — | [8-K 2025-01-31] |
| 2024-12-26 | 8-K Item 3.01 | Notice of delisting or failure to satisfy a continued listing rule or standard; or transfer of listing | — | [8-K 2024-12-26] |
Who owns it
| Date | Insider | Type | Shares | Price | Filing |
|---|---|---|---|---|---|
| 2026-08-18 | Messinger Michael | buy | 750 | $3.27 | [4 2026-08-19] |
| 2026-07-01 | Schlorff Eric | grant | 10,288 | — | [4 2026-07-02] |
| 2026-07-01 | Chung Kevin | grant | 7,202 | — | [4 2026-07-02] |
| 2026-07-01 | Vincent Bernadette N | grant | 4,000 | — | [4 2026-07-02] |
| 2026-07-01 | Neuman John | grant | 4,000 | — | [4 2026-07-02] |
| 2026-07-01 | Van Heel Kenneth | grant | 4,000 | — | [4 2026-07-02] |
| 2026-07-01 | Baird Jennifer A | grant | 4,000 | — | [4 2026-07-02] |
| 2026-02-06 | Van Heel Kenneth | grant | 3,000 | — | [4 2026-02-10] |
Catalysts and calendar
| Date | Type | Title |
|---|---|---|
| 2026-10-05 | 8-K | Material agreement entered; Unregistered sale of equity; Other events |
| 2026-08-12 | 10-Q | Quarterly report |
| 2026-08-12 | 8-K | Results of operations |
| 2026-07-01 | 8-K | Director or officer change |
| 2026-06-23 | 8-K | Director or officer change |
| 2026-06-17 | 8-K | Director or officer change; Shareholder vote results |
| 2026-05-13 | 424B3 | Prospectus or prospectus supplement |
| 2026-05-13 | 10-Q | Quarterly report |
| 2026-05-13 | 13G/A | Beneficial ownership report (5%+ holder) |
| 2026-05-13 | 8-K | Results of operations |
| 2026-05-11 | 13G | Beneficial ownership report (5%+ holder) |
| 2026-05-07 | S-1/A | Registration statement |
Alerts for $ICU
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Facts as of . Small caps move fast; check the latest filings.