Timothy Vanderhook
CEO and Chairman at Viant Technology Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Viant Technology Inc., 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Viant Technology Inc. June 4, 202495.4%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 10, 2026 | Viant Technology Inc. | Sold back to the company | −8,636 | $12.74 | $110,023 |
| Jul 23, 2026 | Viant Technology Inc. | Open-market sale | −4,304 | $10.47 | $45,063 |
| Jul 22, 2026 | Viant Technology Inc. | Open-market sale | −5,000 | $11.03 | $55,150 |
| Jul 21, 2026 | Viant Technology Inc. | Option exercise | +12,500 | — | — |
| Jul 21, 2026 | Viant Technology Inc. | Sold back to the company | −12,500 | — | — |
| Jul 21, 2026 | Viant Technology Inc. | Open-market sale | −3,196 | $11.70 | $37,393 |
| Jun 18, 2026 | Viant Technology Inc. | Open-market sale | −2,500 | $10.96 | $27,400 |
| Jun 17, 2026 | Viant Technology Inc. | Open-market sale | −5,000 | $11.09 | $55,450 |
| Jun 16, 2026 | Viant Technology Inc. | Option exercise | +12,500 | — | — |
| Jun 16, 2026 | Viant Technology Inc. | Sold back to the company | −12,500 | — | — |
| Jun 16, 2026 | Viant Technology Inc. | Open-market sale | −5,000 | $11.17 | $55,850 |
| Jun 15, 2026 | Viant Technology Inc. | Open-market sale | −9,125 | $11.10 | $101,288 |
| Jun 9, 2026 | Viant Technology Inc. | Gift | −52,096 | — | — |
| Jun 9, 2026 | Viant Technology Inc. | Gift | −52,096 | — | — |
| Jun 9, 2026 | Viant Technology Inc. | Gift | −52,096 | — | — |
Questions about Timothy Vanderhook
What boards is Timothy Vanderhook on?
Timothy Vanderhook sits on the board of Viant Technology Inc.
What company is Timothy Vanderhook the CEO of?
Timothy Vanderhook is CEO and Chairman of Viant Technology Inc.
How long has Timothy Vanderhook served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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