Viant Technology Inc. (DSP) Insider Trading & SEC Filings
Last SEC filing
Viant Technology Inc. (DSP) has filed 24 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-27. Insider sales over the same period: 41 transactions worth $3.86M. 2 Form 8-K material event filings were reported by DSP in the last 90 days. 6 Form 144 notices of proposed sale were filed for DSP stock. InsiderAlpha tracks every DSP SEC filing - Form 4, Form 144, and 8-K - in real time, including Rule 10b5-1 plan detection.
About Viant Technology Inc. (DSP)
Viant Technology Inc. trades under the ticker DSP. InsiderAlpha tracks 61 primary SEC Form 4 filings from 7 reporting insiders for DSP since 2024, sourced directly from SEC EDGAR.
| Sector | Information Technology insider trading |
|---|---|
| SIC classification | Services-Computer Programming, Data Processing, Etc. (SIC 7370) |
| SEC CIK | 0001828791 |
90-Day SEC Filing Activity
| Insider sales (90d) | 41 ($3.86M) |
|---|---|
| Form 4 filings (90d) | 24 |
| Form 8-K filings (90d) | 2 |
| Form 144 notices (90d) | 6 |
| Latest Form 4 filing | 2026-07-27 |
Recent DSP Insider Transactions (Form 4)
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Capital V LLC | 10% Owner | S - Open-market sale [10b5-1] | 12.9K | $10.47 | $135K | SEC | |
| Christopher Vanderhook | Chief Operating Officer | S - Open-market sale [10b5-1] | 4.3K | $10.47 | $45K | SEC | |
| Timothy Vanderhook | CEO and Chairman | S - Open-market sale [10b5-1] | 4.3K | $10.47 | $45K | SEC | |
| Larry Madden | Chief Financial Officer | S - Open-market sale [10b5-1] | 2.8K | $10.69 | $30K | SEC | |
| Timothy Vanderhook | CEO and Chairman | S - Open-market sale [10b5-1] | 5.0K | $11.03 | $55K | SEC | |
| Christopher Vanderhook | Chief Operating Officer | S - Open-market sale [10b5-1] | 5.0K | $11.03 | $55K | SEC | |
| Capital V LLC | 10% Owner | S - Open-market sale [10b5-1] | 15.0K | $11.03 | $166K | SEC | |
| Christopher Vanderhook | Chief Operating Officer | S - Open-market sale [10b5-1] | 3.2K | $11.70 | $37K | SEC | |
| Capital V LLC | 10% Owner | M - Option exercise [10b5-1] | 37.5K | $0.00 | - | SEC | |
| Capital V LLC | 10% Owner | D - Derivative transaction [10b5-1] | 37.5K | $0.00 | - | SEC | |
| Timothy Vanderhook | CEO and Chairman | S - Open-market sale [10b5-1] | 3.2K | $11.70 | $37K | SEC | |
| Timothy Vanderhook | CEO and Chairman | D - Derivative transaction [10b5-1] | 12.5K | $0.00 | - | SEC | |
| Capital V LLC | 10% Owner | S - Open-market sale [10b5-1] | 9.6K | $11.70 | $112K | SEC | |
| Timothy Vanderhook | CEO and Chairman | M - Option exercise [10b5-1] | 12.5K | $0.00 | - | SEC | |
| Christopher Vanderhook | Chief Operating Officer | M - Option exercise [10b5-1] | 12.5K | $0.00 | - | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Viant Technology Inc. (DSP). Updated in real time as new filings are submitted to the SEC.
Most-Active DSP Insiders - Last 90 Days
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Christopher Vanderhook | 35 | $512K |
| Timothy Vanderhook | 35 | $512K |
| Capital V LLC | 18 | $1.23M |
| Larry Madden | 10 | $1.52M |
| Max O. Valdes | 3 | $80K |
Recent DSP Form 8-K Material Events
- - Item 5.07 [SEC]
- - Item 2.02, 9.01 [SEC]
- - Item 2.02, 3.02, 8.01, 9.01 · Acquisition · neutral [SEC]
Viant Technology Inc. announced it has entered into a definitive merger agreement to acquire TVision Insights Inc., with TVision continuing as a wholly owned subsidiary post-closing. The company reaffirmed guidance for Q1 2026 in conjunction with the announcement. - - Item 2.02, 9.01 · Earnings · neutral [SEC]
Viant Technology Inc. announced its financial results for Q4 and fiscal year 2025 on March 11, 2026. The filing provides standard results of operations and financial condition disclosure without indicating whether results beat or missed expectations.
Recent DSP Form 144 Notices of Proposed Sale
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
Recent Insider Filings
- - Larry Madden (Chief Financial Officer)
- - Timothy Vanderhook (CEO and Chairman)
- - Christopher Vanderhook (Chief Operating Officer)
- - Capital V LLC (10% Owner)
- - Larry Madden (Chief Financial Officer)
Form 4 Transaction Code Reference
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in DSP insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
DSP Insider Trading - FAQ
- What is the latest insider trade for DSP?
- Viant Technology Inc. (DSP) had 24 insider filings in the last 90 days, with the most recent on 2026-07-27. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
- How many insiders are buying DSP stock?
- 0 insider purchases of DSP were filed in the last 90 days.
- How many insiders are selling DSP stock?
- 41 insider sales of DSP were filed in the last 90 days, totaling $3.86M.
- Where can I see DSP SEC filings (Form 4, 10-K, 10-Q, 8-K)?
- This page tracks DSP Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Learn More
- What is SEC Form 4?
- How to read insider buying signals
- Rule 10b5-1 trading plans explained
- The cluster buying signal
Open the live DSP dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.