Insider · CIK 0001843104
Christopher Vanderhook
Files at: DSP. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 10, 2026 DForm 4 → | Sep 14, 7:33 pm EDT | Viant Technology Inc.DSP | 8,636 | $12.74 | $110,023 | 285,244 | — | |
| Jul 21, 2026 SForm 4 → | Jul 23, 9:54 pm EDT | Viant Technology Inc.DSP | 12,500 | $11.01 | $137,644 | 0 | −100% | 10b5-1 |
| Jul 21, 2026 DMForm 4 → | Jul 23, 9:54 pm EDT | Viant Technology Inc.DSP | 25,000 | — | — | 9,069,775 | — | 10b5-1 |
| Jun 16, 2026 SForm 4 → | Jun 18, 7:08 pm EDT | Viant Technology Inc.DSP | 12,500 | $11.10 | $138,711 | 0 | −100% | 10b5-1 |
| Jun 16, 2026 DMForm 4 → | Jun 18, 7:08 pm EDT | Viant Technology Inc.DSP | 25,000 | — | — | 9,082,275 | — | 10b5-1 |
| Jun 15, 2026 SForm 4 → | Jun 15, 8:41 pm EDT | Viant Technology Inc.DSP | 9,125 | $11.10 | $101,288 | 293,880 | −3.01% | |
| Jun 9, 2026 AGForm 4 → | Jun 10, 7:59 pm EDT | Viant Technology Inc.DSP | 416,768 | — | — | 52,096 | — |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 21, 2026 AForm 4 → | Jul 23, 9:54 pm EDT | Viant Technology Inc.DSP | 12,500 | — | — | 9,069,775 | — | 10b5-1 |
| Jun 16, 2026 MForm 4 → | Jun 18, 7:08 pm EDT | Viant Technology Inc.DSP | 12,500 | — | — | 9,082,275 | — | 10b5-1 |
| Jun 9, 2026 AGForm 4 → | Jun 10, 7:59 pm EDT | Viant Technology Inc.DSP | 416,768 | — | — | 52,096 | — |