MESSINGER MICHAEL (Chief Financial Officer) purchased 42.9% of their position (750.00 shares) of SEASTAR MEDICAL HOLDING CORP on the open market
Open‑market purchase worth $2.5K — a major conviction buy. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 8/19/2026ACC: 0001437749-26-028540
Officer· Chief Financial Officer
Since Nov 2025
+750.00
Net shares
Net buyer
$2.5K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
750.00 acquired
Non-Derivative Transactions1
Common Stock, par value $0.0001
Direct
Shares
+750.00
Price / share
$3.27
Trade value
$2.45K
% of position
42.9%
8/18/2026
1.75K→2.50K
Total
Net shares
+750.00
Net value
$2.45K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock, par value $0.0001 Direct | 8/18/2026 | P · Purchase | +750.00 | $3.27 | $2.45K | 42.9% | 1.75K | 2.50K |
| Total | +750.00 | $2.45K | ||||||
Derivative Transactions0
No derivative transactions reported