DSP
Viant Technology Inc. · Services · Market cap $830.6M
Insiders sold $3.8M net in the last 90 days ·5 sellers, 0 buyers· 34 of 39 sales under Rule 10b5-1 plans· latest Form 4 filed Aug 13, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$9.2M
reported sales (SEC code S)
Unique Insiders
5
in the rolling window
Latest filing
Aug 13, 2026
MADDEN LARRY
Viant Technology Inc. (DSP) has 57 SEC Form 4 filings (187 transaction rows) in the rolling window, disclosed by 5 distinct insiders. Most recent filing: Aug 13, 2026.
Inside the rolling window, 5 insiders at Viant Technology Inc. reported no open-market purchases and 98 open-market sales totaling $9.2M. The most active filer is CEO and Chairman Vanderhook Timothy with 26 filings. Insiders have net sold $6.9M over the trailing 6 months. The most recent open-market filing is a sale of 27,451 shares by Chief Financial Officer MADDEN LARRY, dated Aug 11, 2026, worth $359K.
- Industry:Software - Application
- CEO:Tim Vanderhook
- Employees:470
- HQ:Irvine, CA, US
- IPO:2021-02-10
| Source | |||||||
|---|---|---|---|---|---|---|---|
| Chief Financial Officer | Sale | 27,451 | $359K | Aug 13 | -1.8% | SEC ↗ | |
| Chief Financial Officer | Sale | 2,814 | $30K | Jul 27 | +12.8% | SEC ↗ | |
| CEO and Chairman | Sale | 3,196 | $37K | Jul 24 | +12.8% | SEC ↗ | |
| CEO and Chairman | Sale | 5,000 | $55K | Jul 24 | +12.8% | SEC ↗ | |
| CEO and Chairman | Sale | 4,304 | $45K | Jul 24 | +12.8% | SEC ↗ | |
| Chief Operating Officer | Sale | 3,196 | $37K | Jul 24 | +12.8% | SEC ↗ | |
| Chief Operating Officer | Sale | 5,000 | $55K | Jul 24 | +12.8% | SEC ↗ | |
| Chief Operating Officer | Sale | 4,304 | $45K | Jul 24 | +12.8% | SEC ↗ | |
| 10% Owner | Sale | 9,588 | $112K | Jul 24 | +12.8% | SEC ↗ | |
| 10% Owner | Sale | 15,000 | $166K | Jul 24 | — | SEC ↗ | |
| 10% Owner | Sale | 12,912 | $135K | Jul 24 | — | SEC ↗ | |
| Chief Financial Officer | Sale | 10,097 | $129K | Jul 9 | — | SEC ↗ | |
| Chief Financial Officer | Sale | 9,149 | $118K | Jul 9 | — | SEC ↗ | |
| Chief Financial Officer | Sale | 11,273 | $143K | Jul 9 | — | SEC ↗ | |
| Chief Operating Officer | Sale | 5,000 | $56K | Jun 18 | — | SEC ↗ | |
| Chief Operating Officer | Sale | 5,000 | $55K | Jun 18 | — | SEC ↗ | |
| Chief Operating Officer | Sale | 2,500 | $27K | Jun 18 | — | SEC ↗ | |
| CEO and Chairman | Sale | 5,000 | $56K | Jun 18 | — | SEC ↗ | |
| CEO and Chairman | Sale | 5,000 | $55K | Jun 18 | — | SEC ↗ | |
| CEO and Chairman | Sale | 2,500 | $27K | Jun 18 | — | SEC ↗ | |
| 10% Owner | Sale | 15,000 | $168K | Jun 18 | — | SEC ↗ | |
| 10% Owner | Sale | 15,000 | $166K | Jun 18 | — | SEC ↗ | |
| 10% Owner | Sale | 7,500 | $82K | Jun 18 | — | SEC ↗ | |
| Chief Financial Officer | Sale | 25,376 | $282K | Jun 16 | — | SEC ↗ | |
| Chief Operating Officer | Sale | 9,125 | $101K | Jun 16 | — | SEC ↗ |
Frequently asked questions
How many SEC Form 4 insider filings does DSP have?
Viant Technology Inc. (DSP) has 57 SEC Form 4 filings (187 transaction rows) in the rolling 365-day window, disclosed by 5 distinct insiders. Most recent filing: Aug 13, 2026.
When was the most recent SEC Form 4 filing for DSP?
The most recent Form 4 filing for DSP on Tracefour is dated Aug 13, 2026.
Who is the most active insider at DSP?
The most active SEC Form 4 filer at DSP in the rolling window is CEO and Chairman Vanderhook Timothy, with 26 filings.
What is the net insider flow at DSP over the last 6 months?
Over the trailing 180 days, insiders at DSP have net sold $6.9M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at DSP in the current window?
Inside the rolling window, insiders at DSP bought $0 and sold $9.2M based on SEC Form 4 filings.
Can I get alerts for DSP insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Viant Technology Inc. (DSP). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Viant Technology Inc. is in the Services sector.