8 insiders reported 203 Form 4 transactions for Viant Technology Inc. (DSP) over the past 18 months (most recent 2026-08-13). Recent activity: MADDEN LARRY (Chief Financial Officer) Sell 26,020 shares, MADDEN LARRY (Chief Financial Officer) Sell 1,431 shares, Abrahams Craig Justin (Director) Buy 28,389 shares, Abrahams Craig Justin (Director) Buy 10,720 shares, MADDEN LARRY (Chief Financial Officer) Sell 2,814 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-13 | MADDEN LARRY | Chief Financial Officer | Sell | 26,020 | $338,944 |
| 2026-08-13 | MADDEN LARRY | Chief Financial Officer | Sell | 1,431 | $19,570 |
| 2026-08-12 | Abrahams Craig Justin | Director | Buy | 28,389 | $0 |
| 2026-08-12 | Abrahams Craig Justin | Director | Buy | 10,720 | $0 |
| 2026-07-27 | MADDEN LARRY | Chief Financial Officer | Sell | 2,814 | $30,070 |
| 2026-07-23 | Vanderhook Christopher | Chief Operating Officer | Sell | 3,196 | $37,407 |
| 2026-07-23 | Vanderhook Christopher | Chief Operating Officer | Buy | 12,500 | $0 |
| 2026-07-23 | Capital V LLC | 10% Owner | Buy | 37,500 | $0 |
| 2026-07-23 | Vanderhook Timothy | CEO and Chairman | Sell | 12,500 | $0 |
| 2026-07-23 | Vanderhook Christopher | Chief Operating Officer | Sell | 12,500 | $0 |
| 2026-07-23 | Capital V LLC | 10% Owner | Sell | 37,500 | $0 |
| 2026-07-23 | Vanderhook Timothy | CEO and Chairman | Sell | 3,196 | $37,407 |
| 2026-07-23 | Vanderhook Timothy | CEO and Chairman | Buy | 12,500 | $0 |
| 2026-07-23 | Capital V LLC | 10% Owner | Sell | 9,588 | $112,220 |
| 2026-07-23 | Vanderhook Christopher | Chief Operating Officer | Sell | 5,000 | $55,173 |
| 2026-07-23 | Vanderhook Timothy | CEO and Chairman | Sell | 5,000 | $55,173 |
| 2026-07-23 | Capital V LLC | 10% Owner | Sell | 15,000 | $165,519 |
| 2026-07-23 | Vanderhook Timothy | CEO and Chairman | Sell | 4,304 | $45,065 |
| 2026-07-23 | Vanderhook Christopher | Chief Operating Officer | Sell | 4,304 | $45,065 |
| 2026-07-23 | Capital V LLC | 10% Owner | Sell | 12,912 | $135,194 |
| 2026-07-08 | MADDEN LARRY | Chief Financial Officer | Sell | 10,097 | $128,999 |
| 2026-07-08 | MADDEN LARRY | Chief Financial Officer | Sell | 9,149 | $117,664 |
| 2026-07-08 | MADDEN LARRY | Chief Financial Officer | Sell | 11,273 | $143,110 |
| 2026-06-18 | Capital V LLC | 10% Owner | Buy | 37,500 | $0 |
| 2026-06-18 | Vanderhook Christopher | Chief Operating Officer | Buy | 12,500 | $0 |
Source: SEC Form 4 filings · as of 2026-08-13