Viant Technology Inc.
DSP- Exchange
- Nasdaq
- Industry
- Services-Computer Programming, Data Processing, Etc.
- SEC CIK
- 0001828791
In the last 90 days, Viant Technology Inc. insiders filed 0 open-market purchases and 6 sales; 120 institutions reported holding it in 13F filings for Q2 2026, worth $154.9M in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Viant Technology Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 6 filings
- 3 insiders, $1.72M in total
- Insiders trading
- 3
- Net value
- −$1.72M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Viant Technology Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Madden Larry | Chief Financial Officer | 342,711 | Sep 18, 2026 | 15 |
| Vanderhook Christopher | Chief Operating Officer | 285,244 | Sep 14, 2026 | 13 |
| Vanderhook Timothy | CEO and Chairman | 200,244 | Sep 14, 2026 | 13 |
| Abrahams Craig Justin | Director | 39,109 | Aug 12, 2026 | 1 |
| Capital V LLC | 10% Owner | 0 | Jul 23, 2026 | 9 |
| Valdes Max O | Director | 29,449 | Jun 10, 2026 | 2 |
| Wilson Brett | Director | 50,463 | Jun 10, 2026 | 1 |
| Yang Vivian | Director | 108,457 | Jun 10, 2026 | 1 |
| Williams Elizabeth Goodman | Director | 87,137 | Jun 4, 2024 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 10, 2026 (view filing) | Jun 8-9 | 2 days | Valdes Max ODirector | SSaleClass A Common Stock | −6.69K | $12.03 | −$80.5K | −18.5%29.4K after | 2 lots |
| Jun 15, 2026 (view filing) | Jun 15 | Same day | Vanderhook TimothyCEO and Chairman | SSaleClass A Common Stock | −9.13K | $11.10 | −$101.3K | −4.2%208.9K after | |
| Jun 15, 2026 (view filing) | Jun 15 | Same day | Vanderhook ChristopherChief Operating Officer | SSaleClass A Common Stock | −9.13K | $11.10 | −$101.3K | −3.0%293.9K after | |
| Jun 15, 2026 (view filing) | Jun 15 | Same day | Madden LarryChief Financial Officer | SSaleClass A Common Stock | −25.4K | $11.10 | −$281.7K | −5.2%459.2K after | |
| Jun 18, 2026 (view filing) | Jun 16-18 | 2 days | Vanderhook TimothyCEO and Chairman | SSaleClass A Common Stock | −12.5K | $11.10 | −$138.7K | −100.0%0 after | 3 lots10b5-1 |
| Jun 18, 2026 (view filing) | Jun 16-18 | 2 days | Vanderhook ChristopherChief Operating Officer | SSaleClass A Common Stock | −12.5K | $11.10 | −$138.7K | −100.0%0 after | 3 lots10b5-1Duplicate filing |
| Jun 18, 2026 (view filing) | Jun 16-18 | 2 days | Capital V LLC10% Owner | SSaleClass A Common Stock | −37.5K | $11.10 | −$416.1K | −100.0%0 after | 3 lots10b5-1 |
| Jul 8, 2026 (view filing)8:41 PM ET | Jul 6-8 | 2 days | Madden LarryChief Financial Officer | SSaleClass A Common Stock | −30.5K | $12.77 | −$389.8K | −6.6%428.6K after | 3 lots10b5-1 |
| Jul 23, 2026 (view filing)9:53 PM ET | Jul 21-23 | 2 days | Capital V LLC10% Owner | SSaleClass A Common Stock | −37.5K | $11.01 | −$412.9K | −100.0%0 after | 3 lots10b5-1 |
| Jul 23, 2026 (view filing)9:54 PM ET | Jul 21-23 | 2 days | Vanderhook ChristopherChief Operating Officer | SSaleClass A Common Stock | −12.5K | $11.01 | −$137.6K | −100.0%0 after | 3 lots10b5-1 |
| Jul 23, 2026 (view filing)9:54 PM ET | Jul 21-23 | 2 days | Vanderhook TimothyCEO and Chairman | SSaleClass A Common Stock | −12.5K | $11.01 | −$137.6K | −100.0%0 after | 3 lots10b5-1Duplicate filing |
| Jul 27, 2026 (view filing)7:23 PM ET | Jul 23 | 4 days | Madden LarryChief Financial Officer | SSaleClass A Common Stock | −2.81K | $10.69 | −$30.1K | −0.7%425.8K after | 10b5-1 |
| Aug 13, 2026 (view filing)6:25 PM ET | Aug 11 | 2 days | Madden LarryChief Financial Officer | SSaleClass A Common Stock | −27.5K | $13.06 | −$358.5K | −6.4%398.4K after | 2 lots10b5-1 |
| Sep 18, 2026 (view filing)8:37 PM ET | Sep 16-18 | 2 days | Madden LarryChief Financial Officer | SSaleClass A Common Stock | −31.6K | $12.33 | −$390.0K | −8.5%342.7K after | 2 lots10b5-1 |