Kostman David
CIK 0001874180
Co-Chief Executive OfficerDirector
Filings
33
Latest Jun 2, 2026
Issuers covered
2
Showing
33 of 33
Page 1
Track record
1 of 4 open-market trades scored (25% price coverage) - 3 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% | -18.4% | -18.4% | -18.4% | -18.4% |
| 90 days | 1 | 0% | -33.8% | -33.8% | -33.8% | -33.8% |
| 180 days | 1 | 0% | -60.3% | -60.3% | -60.3% | -60.3% |
| 365 days | 1 | 0% | -81.5% | -81.5% | -81.5% | -81.5% |
Issuers
Companies where Kostman David has filed
| Ticker | Issuer | Filings | Last filed |
|---|---|---|---|
| OB | Outbrain Inc. | 31 | Jun 2, 2026 |
| U | Unity Software Inc. | 2 | Jun 12, 2024 |
All filings
33 Form 4 / 4-A filings, newest first
| Filed | Top transaction | Shares | Price | Value | ||
|---|---|---|---|---|---|---|