Viant Technology Inc. (DSP) Insider Trading
Over the last 3 months, DSP insiders made 0 open-market buys and 28 sales, a net sale of -$2.9M (SEC Form 4). Over the last 6 months, 99 institutions increased and 71 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
28
Net (3m)
-$2.9M
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Jul
Aug
Context3-month price +5.9%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 13, 2026 | MADDEN LARRYofficer: Chief Financial Officer | Sell | 26,020 | $13.03 |
| Aug 13, 2026 | MADDEN LARRYofficer: Chief Financial Officer | Sell | 1,431 | $13.68 |
| Aug 12, 2026 | Abrahams Craig Justindirector | Grant | 10,720 | — |
| Aug 12, 2026 | Abrahams Craig Justindirector | Grant | 28,389 | — |
| Jul 27, 2026 | MADDEN LARRYofficer: Chief Financial Officer | Sell | 2,814 | $10.69 |
| Jul 23, 2026 | Capital V LLC10 percent owner | Sell | 15,000 | $11.03 |
| Jul 23, 2026 | Capital V LLC10 percent owner | Option | 37,500 | — |
| Jul 23, 2026 | Capital V LLC10 percent owner | Sell | 9,588 | $11.70 |
| Jul 23, 2026 | Capital V LLC10 percent owner | Sell | 12,912 | $10.47 |
| Jul 23, 2026 | Vanderhook Timothydirector, 10 percent owner, officer: CEO and Chairman | Option | 12,500 | — |
| Jul 23, 2026 | Vanderhook Timothydirector, 10 percent owner, officer: CEO and Chairman | Sell | 3,196 | $11.70 |
| Jul 23, 2026 | Vanderhook Timothydirector, 10 percent owner, officer: CEO and Chairman | Sell | 5,000 | $11.03 |
| Jul 23, 2026 | Vanderhook Timothydirector, 10 percent owner, officer: CEO and Chairman | Sell | 4,304 | $10.47 |
| Jul 23, 2026 | Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating Officer | Option | 12,500 | — |
| Jul 23, 2026 | Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating Officer | Sell | 3,196 | $11.70 |
| Jul 23, 2026 | Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating Officer | Sell | 5,000 | $11.03 |
| Jul 23, 2026 | Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating Officer | Sell | 4,304 | $10.47 |
| Jul 23, 2026 | Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating Officer | Grant | 12,500 | — |
| Jul 8, 2026 | MADDEN LARRYofficer: Chief Financial Officer | Sell | 10,097 | $12.78 |
| Jul 8, 2026 | MADDEN LARRYofficer: Chief Financial Officer | Sell | 9,149 | $12.86 |
| Jul 8, 2026 | MADDEN LARRYofficer: Chief Financial Officer | Sell | 11,273 | $12.69 |
| Jun 18, 2026 | Vanderhook Timothydirector, 10 percent owner, officer: CEO and Chairman | Option | 12,500 | — |
| Jun 18, 2026 | Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating Officer | Sell | 5,000 | $11.17 |
| Jun 18, 2026 | Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating Officer | Sell | 2,500 | $10.96 |
| Jun 18, 2026 | Capital V LLC10 percent owner | Option | 37,500 | — |
| Jun 18, 2026 | Capital V LLC10 percent owner | Sell | 15,000 | $11.17 |
| Jun 18, 2026 | Capital V LLC10 percent owner | Sell | 7,500 | $10.96 |
| Jun 18, 2026 | Vanderhook Timothydirector, 10 percent owner, officer: CEO and Chairman | Sell | 5,000 | $11.17 |
| Jun 18, 2026 | Vanderhook Timothydirector, 10 percent owner, officer: CEO and Chairman | Sell | 2,500 | $10.96 |
| Jun 18, 2026 | Vanderhook Christopherdirector, 10 percent owner, officer: Chief Operating Officer | Option | 12,500 | — |
Source: DSP SEC Form 4 filings, latest Aug 13, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their DSP positions over the last 6 months (SEC Form 13F).
Increased
99
New positions
47
Reduced
71
Sold out
16
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | Increased | 1.5M | Aug 14, 2026 |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | Increased | 1.3M | May 15, 2026 |
| BlackRock, Inc. | Increased | 1.3M | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 1.1M | May 13, 2026 |
| ROYCE & ASSOCIATES LP | Increased | 1.1M | Aug 14, 2026 |
| ROYCE & ASSOCIATES LP | Increased | 1.0M | May 12, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 846K | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 672K | May 15, 2026 |
| Potomac Capital Management, Inc. | Increased | 548K | Aug 14, 2026 |
| POTOMAC CAPITAL MANAGEMENT, INC. | Increased | 533K | May 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 482K | Aug 12, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 442K | May 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 426K | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 378K | May 15, 2026 |
| STATE STREET CORP | Increased | 338K | Aug 7, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.