DSP
Viant Technology Inc.$11.26+0.10 (+0.85%)Prev Close$11.16·MCap$794.6M·P/E27.64·Vol279.3K·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
32
$6.39M
◆
Net Activity
Net Seller
$6.39M
●
Active Insiders
5
last 12 mo
Over the past 12 months, insider activity at Viant Technology Inc. (DSP) has been exclusively selling, with 0 insider purchases totaling $0.00 and 32 insider sales totaling $6.39M. The most recent insider transaction was by VALDES MAX O (director), who sold $80.5K worth of shares on Jun 10, 2026. Viant Technology Inc. operates in the Technology sector, within the Software - Application industry, with a market cap of $794.6M.
DSP Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 10, 2026 | VALDES MAX O | director | Sell | 6,686 | $12.03 | $80.5K | 32,835 |
| Jun 8, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 33,333 | $12.18 | $406.0K | 499,201 |
| May 21, 2026 | Capital V LLC | 10 percent owner | Sell | 37,500 | $10.75 | $403.2K | 22,500-63% |
| May 21, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,500 | $10.75 | $134.4K | 7,500-63% |
| May 21, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,500 | $10.75 | $134.4K | 7,500-63% |
| May 12, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 35,835 | $11.64 | $417.2K | 535,161 |
| Apr 23, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 39,328 | $10.61 | $417.2K | 579,744 |
| Apr 22, 2026 | Capital V LLC | 10 percent owner | Sell | 37,500 | $10.96 | $410.9K | 22,500-63% |
| Apr 22, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,500 | $10.96 | $137.0K | 7,500-63% |
| Apr 22, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,500 | $10.96 | $137.0K | 7,500-63% |
| Apr 7, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 7,297 | $11.31 | $82.5K | 593,027 |
| Mar 19, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,920 | $11.79 | $152.3K | 7,920-62% |
| Mar 19, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,920 | $11.79 | $152.3K | 7,920-62% |
| Mar 19, 2026 | Capital V LLC | 10 percent owner | Sell | 38,760 | $11.79 | $457.0K | 23,760-62% |
| Mar 17, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 1,658 | $13.03 | $21.6K | 368,607 |
| Feb 19, 2026 | Capital V LLC | 10 percent owner | Sell | 36,240 | $9.21 | $333.7K | 25,263-59% |
| Feb 19, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,080 | $9.21 | $111.2K | 8,421-59% |
| Feb 19, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,080 | $9.21 | $111.2K | 8,421-59% |
| Feb 17, 2026 | Vanderhook Timothy | CEO and Chairman | Sell | 12,080 | $9.21 | $111.2K | 0 |
| Jan 26, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 4,224 | $13.09 | $55.3K | 405,554 |
| Jan 22, 2026 | Capital V LLC | 10 percent owner | Sell | 37,500 | $12.25 | $459.4K | 22,500-63% |
| Jan 22, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,500 | $12.25 | $153.1K | 7,500-63% |
| Jan 22, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,500 | $12.25 | $153.1K | 7,500-63% |
| Dec 19, 2025 | Capital V LLC | 10% Owner | Sell | 7,500 | $11.79 | $88.4K | 0Exit |
| Dec 19, 2025 | Vanderhook Christopher | Chief Operating Officer | Sell | 2,500 | $11.79 | $29.5K | 0Exit |
| Dec 18, 2025 | Capital V LLC | 10% Owner | Sell | 30,000 | $11.83 | $355.0K | 22,500-57% |
| Dec 18, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 13,477 | $11.70 | $157.7K | 409,778 |
| Dec 18, 2025 | Vanderhook Timothy | CEO and Chairman | Sell | 19,102 | $11.77 | $224.9K | 347,182 |
| Sep 17, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 13,006 | $9.73 | $126.5K | 423,255 |
| Sep 17, 2025 | Vanderhook Christopher | Chief Operating Officer | Sell | 8,782 | $9.73 | $85.4K | 356,284 |
| Jun 13, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 13,265 | $13.08 | $173.5K | 436,261 |
| Jun 13, 2025 | Vanderhook Timothy | CEO and Chairman | Sell | 8,960 | $13.08 | $117.2K | 365,076 |
| Jun 9, 2025 | VALDES MAX O | Director | Sell | 9,900 | $14.07 | $139.3K | 26,429-27% |
| Feb 7, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 14,284 | $23.12 | $330.2K | 344,340 |
| Jan 3, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 14,284 | $18.76 | $268.0K | 358,624 |
| Dec 9, 2024 | VALDES MAX O | Director | Sell | 7,500 | $20.51 | $153.8K | 63,452 |
| Dec 5, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 14,284 | $19.51 | $278.7K | 378,350 |
| Nov 18, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 135,716 | $15.68 | $2.13M | 513,388 |
| Oct 30, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 1,498 | $11.57 | $17.3K | 528,350 |
| Oct 11, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 5,810 | $11.19 | $65.0K | 533,705 |
| Sep 24, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 6,976 | $11.09 | $77.3K | 541,518 |
| Aug 27, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 7,148 | $11.14 | $79.6K | 559,902 |
| Jun 15, 2023 | VALDES MAX O | Director | Sell | 10,294 | $4.37 | $45.0K | 75,060 |
| Mar 17, 2022 | MADDEN LARRY | Chief Financial Officer | Sell | 21,628 | $6.08 | $131.5K | 377,663 |
| Sep 15, 2021 | MADDEN LARRY | Chief Financial Officer | Sell | 18,404 | $12.51 | $230.2K | 416,075 |
DSP Insider Buying Activity
The following table shows recent insider purchases of Viant Technology Inc. (DSP) stock reported via SEC Form 4 filings.
No insider buying activity found for DSP in the last 12 months.
DSP Insider Selling Activity
The following table shows recent insider sales of Viant Technology Inc. (DSP) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 10, 2026 | VALDES MAX O | director | Sell | 6,686 | $12.03 | $80.5K | 32,835 |
| Jun 8, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 33,333 | $12.18 | $406.0K | 499,201 |
| May 21, 2026 | Capital V LLC | 10 percent owner | Sell | 37,500 | $10.75 | $403.2K | 22,500-63% |
| May 21, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,500 | $10.75 | $134.4K | 7,500-63% |
| May 21, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,500 | $10.75 | $134.4K | 7,500-63% |
| May 12, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 35,835 | $11.64 | $417.2K | 535,161 |
| Apr 23, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 39,328 | $10.61 | $417.2K | 579,744 |
| Apr 22, 2026 | Capital V LLC | 10 percent owner | Sell | 37,500 | $10.96 | $410.9K | 22,500-63% |
| Apr 22, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,500 | $10.96 | $137.0K | 7,500-63% |
| Apr 22, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,500 | $10.96 | $137.0K | 7,500-63% |
| Apr 7, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 7,297 | $11.31 | $82.5K | 593,027 |
| Mar 19, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,920 | $11.79 | $152.3K | 7,920-62% |
| Mar 19, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,920 | $11.79 | $152.3K | 7,920-62% |
| Mar 19, 2026 | Capital V LLC | 10 percent owner | Sell | 38,760 | $11.79 | $457.0K | 23,760-62% |
| Mar 17, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 1,658 | $13.03 | $21.6K | 368,607 |
| Feb 19, 2026 | Capital V LLC | 10 percent owner | Sell | 36,240 | $9.21 | $333.7K | 25,263-59% |
| Feb 19, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,080 | $9.21 | $111.2K | 8,421-59% |
| Feb 19, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,080 | $9.21 | $111.2K | 8,421-59% |
| Feb 17, 2026 | Vanderhook Timothy | CEO and Chairman | Sell | 12,080 | $9.21 | $111.2K | 0 |
| Jan 26, 2026 | MADDEN LARRY | officer: Chief Financial Officer | Sell | 4,224 | $13.09 | $55.3K | 405,554 |
| Jan 22, 2026 | Capital V LLC | 10 percent owner | Sell | 37,500 | $12.25 | $459.4K | 22,500-63% |
| Jan 22, 2026 | Vanderhook Christopher | director, 10 percent owner, officer: Chief Operating Officer | Sell | 12,500 | $12.25 | $153.1K | 7,500-63% |
| Jan 22, 2026 | Vanderhook Timothy | director, 10 percent owner, officer: CEO and Chairman | Sell | 12,500 | $12.25 | $153.1K | 7,500-63% |
| Dec 19, 2025 | Capital V LLC | 10% Owner | Sell | 7,500 | $11.79 | $88.4K | 0Exit |
| Dec 19, 2025 | Vanderhook Christopher | Chief Operating Officer | Sell | 2,500 | $11.79 | $29.5K | 0Exit |
| Dec 18, 2025 | Capital V LLC | 10% Owner | Sell | 30,000 | $11.83 | $355.0K | 22,500-57% |
| Dec 18, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 13,477 | $11.70 | $157.7K | 409,778 |
| Dec 18, 2025 | Vanderhook Timothy | CEO and Chairman | Sell | 19,102 | $11.77 | $224.9K | 347,182 |
| Sep 17, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 13,006 | $9.73 | $126.5K | 423,255 |
| Sep 17, 2025 | Vanderhook Christopher | Chief Operating Officer | Sell | 8,782 | $9.73 | $85.4K | 356,284 |
| Jun 13, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 13,265 | $13.08 | $173.5K | 436,261 |
| Jun 13, 2025 | Vanderhook Timothy | CEO and Chairman | Sell | 8,960 | $13.08 | $117.2K | 365,076 |
| Jun 9, 2025 | VALDES MAX O | Director | Sell | 9,900 | $14.07 | $139.3K | 26,429-27% |
| Feb 7, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 14,284 | $23.12 | $330.2K | 344,340 |
| Jan 3, 2025 | MADDEN LARRY | Chief Financial Officer | Sell | 14,284 | $18.76 | $268.0K | 358,624 |
| Dec 9, 2024 | VALDES MAX O | Director | Sell | 7,500 | $20.51 | $153.8K | 63,452 |
| Dec 5, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 14,284 | $19.51 | $278.7K | 378,350 |
| Nov 18, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 135,716 | $15.68 | $2.13M | 513,388 |
| Oct 30, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 1,498 | $11.57 | $17.3K | 528,350 |
| Oct 11, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 5,810 | $11.19 | $65.0K | 533,705 |
| Sep 24, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 6,976 | $11.09 | $77.3K | 541,518 |
| Aug 27, 2024 | MADDEN LARRY | Chief Financial Officer | Sell | 7,148 | $11.14 | $79.6K | 559,902 |
| Jun 15, 2023 | VALDES MAX O | Director | Sell | 10,294 | $4.37 | $45.0K | 75,060 |
| Mar 17, 2022 | MADDEN LARRY | Chief Financial Officer | Sell | 21,628 | $6.08 | $131.5K | 377,663 |
| Sep 15, 2021 | MADDEN LARRY | Chief Financial Officer | Sell | 18,404 | $12.51 | $230.2K | 416,075 |
DSP Insiders
Vanderhook Christopher
director, 10 percent owner, officer: Chief Operating Officer
Sold $803.0K
7 tradesLast: May 21, 2026
Vanderhook Timothy
director, 10 percent owner, officer: CEO and Chairman
Sold $1.14M
8 tradesLast: May 21, 2026
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