David Kostman is CEO at Outbrain Inc. (OB). They have made 2 open-market trades across 2 companies since 2025, most recently 2026-09-30.
CIK 0001874180
2 open-market purchases totalling $133K since 2025, never a sale. Too few scored purchases to measure a record yet.
| Ticker | Shares | Value |
|---|---|---|
| U | 142,712 | $5.8M |
| OB | 1,308,940 | $3.6M |
| NICE | 19,141 | $2.1M |
| TEAD | 1,510,440 | $616K |
| Total | $12.1M |
Shares reported on the most recent Form 4, priced at the 2026-10-02 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.