Blumenstock Gerald M
CIK 0001979418
EVP, Research, Dev. & Eng.
Filings
11
Latest May 22, 2026
Issuers covered
1
Showing
11 of 11
Page 1
Track record
1 of 3 open-market trades scored (33% price coverage) - 2 issuers without price data. Returns are signed: a +10% move on a sale shows as -10% (insider was wrong).
| Horizon | Trades | Win rate | Avg | Median | Best | Worst |
|---|---|---|---|---|---|---|
| 30 days | 1 | 0% | -7.5% | -7.5% | -7.5% | -7.5% |
| 90 days | 1 | 100% | +3.2% | +3.2% | +3.2% | +3.2% |
| 180 days | - | - | - | - | - | - |
| 365 days | - | - | - | - | - | - |
Issuers
Companies where Blumenstock Gerald M has filed
| Ticker | Issuer | Filings | Last filed |
|---|---|---|---|
| ACLS | Axcelis Technologies Inc | 11 | May 22, 2026 |
All filings
11 Form 4 / 4-A filings, newest first
| Filed | Top transaction | Shares | Price | Value | ||
|---|---|---|---|---|---|---|