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Michael Messinger net worth and biography
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Michael Messinger Biography and Net Worth

CFO of SeaStar Medical

Mr. Messinger has more than two decades of experience and leadership in financing and accounting for drug discovery and development organizations. He currently serves as a member of the board of directors of Filament Health Corp. and a strategic consultant to various biotechnology companies. Mr. Messinger most recently served as Chief Financial Officer of ContraFect Corporation, where he led the company through its Nasdaq IPO in 2014, multiple financing rounds, including investments from Pfizer Inc., and a $90 million contract with BARDA (Biomedical Advanced Research and Development Authority). Prior to joining ContraFect, Mr. Messinger held senior financial roles at Lexicon Pharmaceuticals, Inc. and Coelacanth Corporation. He started his career as an auditor at Ernst & Young LLP. Mr. Messinger received his B.B.A. degree in accounting from the University of Michigan.

What is Michael Messinger's net worth?

The estimated net worth of Michael Messinger is at least $11.46 thousand as of August 18th, 2026. Mr. Messinger owns 2,500 shares of SeaStar Medical stock worth more than $11,460 as of October 2nd. This net worth evaluation does not reflect any other assets that Mr. Messinger may own. Learn More about Michael Messinger's net worth.

How do I contact Michael Messinger?

The corporate mailing address for Mr. Messinger and other SeaStar Medical executives is 3513 Brighton Blvd, Suite 410, Denver, CO, 80216. SeaStar Medical can also be reached via phone at 844-427-8100 and via email at [email protected]. Learn More on Michael Messinger's contact information.

Has Michael Messinger been buying or selling shares of SeaStar Medical?

Michael Messinger has not been actively trading shares of SeaStar Medical within the last three months. Most recently, on Tuesday, August 18th, Michael Messinger bought 750 shares of SeaStar Medical stock. The stock was acquired at an average cost of $3.27 per share, with a total value of $2,452.50. Following the completion of the transaction, the chief financial officer now directly owns 2,500 shares of the company's stock, valued at $8,175. Learn More on Michael Messinger's trading history.

Who are SeaStar Medical's active insiders?

SeaStar Medical's insider roster includes Jennifer Baird (Director), Kevin Chung (Chief Medical Officer), Michael Messinger (CFO), John Neuman (Director), and Kenneth Van Heel (Director). Learn More on SeaStar Medical's active insiders.

Are insiders buying or selling shares of SeaStar Medical?

In the last year, SeaStar Medical insiders bought shares 3 times. They purchased a total of 2,620 shares worth more than $8,535.50. The most recent insider tranaction occured on August, 18th when CFO Michael Messinger bought 750 shares worth more than $2,452.50. Insiders at SeaStar Medical own 0.7% of the company. Learn More about insider trades at SeaStar Medical.

Information on this page was last updated on 8/18/2026.

Michael Messinger Insider Trading History at SeaStar Medical

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/18/2026Buy750$3.27$2,452.502,500View SEC Filing Icon  
12/9/2025Buy1,450$3.50$5,075.001,750View SEC Filing Icon  
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Michael Messinger Buying and Selling Activity at SeaStar Medical

This chart shows Michael Messinger's buying and selling at SeaStar Medical by year and by quarter.

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SeaStar Medical Company Overview

SeaStar Medical logo
SeaStar Medical Holding Corporation, a medical device company, develops a platform therapy to reduce the consequences of hyperinflammation on vital organs in the United States. The company offers inflammatory response to fend off infections and repair damaged tissue in the body. It is also developing products in various therapeutic areas, including pediatric and adult acute kidney injury on CRRT; cardiorenal syndrome in congestive heart failure; myocardial stunning in end stage renal disease; and hepatorenal syndrome. The company is headquartered in Denver, Colorado.
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Today's Range

Now: $4.75
Low: $3.69
High: $4.70

50 Day Range

MA: $3.28
Low: $2.88
High: $3.94

2 Week Range

Now: $4.75
Low: $2.07
High: $7.35

Volume

354,334 shs

Average Volume

106,907 shs

Market Capitalization

$20.93 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

N/A