Insiders / Messinger Michael
Messinger Michael
CIK 1615039personinsider
Companies
2
First seen
Feb 10, 2015
Last activity
Dec 11, 2025
Holdings
2 companies · 2 positionsView all →
| Company / security | Shares held | Latest |
|---|---|---|
| CONTRAFECT Corp · CFRX | — | — |
| Options | 25,000 | Feb 14, 2023 |
| SeaStar Medical Holding Corp · ICU | 17,500 | — |
| Common stock | 17,500 | Dec 9, 2025 |
Ownership percentages elsewhere on the site count common and ordinary shares only, because that is what shares outstanding are measured in. Everything above is a real holding; not all of it is a share of the company.
Activity
InsidersInstitutions
This person's trades in company stock, across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Dec 9, 2025 | Buy Open-market buy | ICU SeaStar Medical Holding Corp Common Stock | $5.1K | +15K +483.33% | 17,500 0.40% of shares | low |
| Apr 8, 2021 | Grant Grant or award | CFRX CONTRAFECT Corp Options (Right to Buy) | — | +80K | 80,000 | low |
| Feb 15, 2022 | Grant Grant or award | CFRX CONTRAFECT Corp Options (Right to Buy) | — | +165K | 165,000 | low |
| Feb 14, 2023 | Grant Grant or award | CFRX CONTRAFECT Corp Options (Right to Buy) |