Insider · CIK 0001709574
Mark Zagorski
Files at: DV, TLRA. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 15, 2026 FMForm 4 → | Sep 17, 4:08 pm EDT | DoubleVerify Holdings, Inc.DV | 91,870 | $13.50 | $419,189 | 610,132 | — | |
| Jun 30, 2026 FMForm 4 → | Jul 1, 4:04 pm EDT | DoubleVerify Holdings, Inc.DV | 20,929 | $10.84 | $80,791 | 580,364 | — | |
| Jun 15, 2026 FMForm 4 → | Jun 17, 4:07 pm EDT | DoubleVerify Holdings, Inc.DV | 94,455 | $10.25 | $344,769 | 574,341 | — | |
| May 31, 2026 JForm 4 → | Jun 3, 4:12 pm EDT | DoubleVerify Holdings, Inc.DV | 416 | $8.25 | $3,432 | 547,158 | — | late |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 15, 2026 MForm 4 → | Sep 17, 4:08 pm EDT | DoubleVerify Holdings, Inc.DV | 70,194 | — | — | 9,375 | — | |
| Jun 30, 2026 MForm 4 → | Jul 1, 4:04 pm EDT | DoubleVerify Holdings, Inc.DV | 13,476 | — | — | 121,280 | — | |
| Jun 15, 2026 MForm 4 → | Jun 17, 4:07 pm EDT | DoubleVerify Holdings, Inc.DV | 70,194 | — | — | 18,750 | — |