SeaStar Medical Holding Corp (ICUCW) company profile
Close on Oct 30, 2026Market cap $9.87MP/E –Yield –
About SeaStar Medical
Surgical & Medical Instruments & Apparatus, SIC 3841
SeaStar Medical Holding Corporation is a commercial-stage healthcare company focused on developing therapies for critically ill patients facing organ failure and severe inflammation. The company develops the Selective Cytopheretic Device, an extracorporeal synthetic membrane device designed to integrate into existing continuous renal replacement therapy circuits to selectively deactivate hyperinflammatory white blood cells. Its initial commercial offering, Quelimmune, provides cell-directed therapy for pediatric patients suffering from acute kidney injury associated with sepsis. The company primarily serves hospital intensive care units and pediatric medical centers treating patients with life-threatening hyperinflammatory conditions.
The company focuses its operations within the United States, targeting medical facilities and hospital intensive care units equipped with continuous renal replacement therapy systems. Its initial commercial adoption includes ten active hospital customers that have purchased Quelimmune and completed its patient surveillance registry. The provided text contains no information regarding the company's headquarters or founding year.
Summary of the business section of SeaStar Medical's latest annual report, written by StockData.
Company profile
Company
- Legal name
- SeaStar Medical Holding Corp
- Headquarters
- Denver, CO
- Address
- 3513 Brighton Blvd, Suite 410 80216
- Phone
- (844) 427-8100
- Website
- seastarmedical.com
- Employees
- 17, Dec 31, 2025
- Industry
- Surgical & Medical Instruments & Apparatus
- Incorporated in
- Delaware
- Fiscal year ends
- December 31
- Auditor
- WithumSmith+Brown, PC, East Brunswick, New Jersey
Stock & identifiers
- Ticker
- ICUCW
- Other tickers
- ICU
- Exchange
- Nasdaq
- IPO date
- Jan 27, 2021
- Shares outstanding
- 4M, Aug 5, 2026
- Public float
- $7.30M, Jun 30, 2025
- Filer category
- <br>Emerging growth company
- Stock splits
- 1-for-10 reverse, Jan 5, 2026; 1-for-25 reverse, Jun 10, 2024
- SEC CIK
- 1831868
- CUSIP
- 81256L112
- ISIN
- US81256L1127
- FIGI
- BBG00Z1JQQP6
- EIN
- 85-3681132
Executives and directors
Officers and directors who filed ownership reports (Forms 3, 4, 5) in the last two years
| Name | Position | Shares owned |
|---|---|---|
| Michael Messinger | Chief Financial Officer | 2,500 |
| Kevin Chung | Chief Medical Officer | 28,021 |
| Eric Schlorff | Chief Executive Officer | 50,140 |
| Bradford K. Towne | Principal Accounting Officer | 9,050 |
| David A. Green | Chief Financial Officer | 10,323 |
| Jennifer A. Baird | Director | 10,620 |
| Bernadette N. Vincent | Director | 8,200 |
| Heel Kenneth Van | Director | 11,940 |
| John Neuman | Director | 16,200 |
| Allan Collins | Director | 54,343 |
| Rick Barnett | Director | 86,664 |
Executive compensation, fiscal 2025
Summary compensation table from the latest proxy statement
| Executive | Salary | Stock awards | Incentive pay | Total | vs. prior year |
|---|---|---|---|---|---|
| Eric Schlorff Chief Executive Officer | $406.50K | – | – | $406.50K | -30% |
| Michael Messinger Chief Financial Officer | – | – | $30.00K | $30.00K | – |
| Kevin Chung Chief Medical Officer | $345.00K | $22.50K | – | $367.50K | -7% |
| David Green Chief Financial Officer (former) | $231.25K | $22.50K | – | $253.75K | -75% |
Stock and option awards are grant-date fair values, not realized pay. “Other” includes pension value changes and all other compensation. Source proxy statement.
IPO
From the final prospectus (Form 424B4) and the first day of trading
SPAC offering
- Type
- SPAC (blank check) IPO of units
- Final prospectus filed
- Jan 27, 2021
- Offer price
- $10.00
- Securities offered
- 9,000,000
- Gross proceeds
- $90.00M
- Exchange
- Nasdaq
- First trading day
- Mar 18, 2021
- First-day close
- $9.80-2.0%
- Lock-up ends (est.)
- Sep 14, 2021
“Each unit has an offering price of $10.00 and consists of one share of our Class A common stock and one redeemable warrant.”
Lock-up end is estimated as 180 days after the first trading day; the prospectus sets the actual terms.
Employees
Headcount reported in annual reports
“As of December 31, 2025, we had 17 full-time employees.”
Corporate history
Events identified from SEC filings