Michael Messinger

ICU

Michael Messinger serves as officer: Chief Financial Officer at SeaStar Medical Holding Corporation (ICU). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

3 trades

$12.6K

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$12.6K

Companies Traded

ICU, ICUCW

Active Period

Dec 2025 – Aug 2026

3 total trades

Most Recent

Buy ICU

Aug 19, 2026 · $2.5K

Michael Messinger's Insider Trading at SeaStar Medical Holding Corporation (ICU)

Buys

2 · $7.6K

Sells

0 · $0.00

Total Shares Bought

15,250

Total Shares Sold

ICU Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Aug 19, 2026	Buy	750	$3.27	$2.5K	2,500
Dec 9, 2025	Buy	14,500	$0.35	$5.1K	0

Michael Messinger's Insider Trading at SeaStar Medical Holding Corporation Warrant (ICUCW)

Buys

1 · $5.1K

Sells

0 · $0.00

Total Shares Bought

14,500

Total Shares Sold

ICUCW Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Dec 11, 2025	Buy	14,500	$0.35	$5.1K	17,500

Related Insiders

Jennifer A Baird

Director

ICUCWBuy · Dec 22, 2025

Jennifer A Baird

Director

ICUBuy · Dec 19, 2025

Explore More Insider Trading Data

ICU Insider Trading Activity

View all insider trades at SeaStar Medical Holding Corporation

Healthcare Sector Insider Trades

See insider activity across healthcare stocks

Latest Insider Buys

Most recent insider purchases across all stocks

CEO Stock Purchases

Track CEO buying activity