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.
Holders of 5% or more of DSP
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Viant Technology Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Capital V LLC | 13G | 62.30%27.5M shares | New | Nov 14, 20251 filing | Nov 14, 2025 | SEC |
| Vanderhook Timothy | 13G/A | 34.60%8.58M shares | – | May 15, 20251 filing | May 15, 2025 | SEC |
| Vanderhook Christopher | 13G/A | 34.60%8.58M shares | – | May 15, 20251 filing | May 15, 2025 | SEC |
| Punch & Associates Investment Management, Inc. | 13G/A | 7.30%1.16M shares | +1.20 ppfrom 6.10% | May 15, 20252 filings | Aug 14, 2025 | SEC |
| Madden Larry | 13D/A | 6.30%1.11M shares | −0.16 ppfrom 6.46% | May 15, 20253 filings | Dec 22, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
11 Schedule 13D and 13G filings on Viant Technology Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 20261:52 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −6.33 ppfrom 6.33%Below 5% | Mar 13, 2026 | SEC |
| Dec 22, 20257:41 PM ET | Madden Larry | 13D/A | 6.30%1.11M shares | −0.16 ppfrom 6.46% | Dec 15, 2025 | SEC |
| Nov 14, 20254:07 PM ET | Capital V LLC | 13G | 62.30%27.5M shares | New | Sep 30, 2025 | SEC |
| Aug 14, 20252:27 PM ET | Punch & Associates Investment Management, Inc. | 13G/A | 7.30%1.16M shares | +1.20 ppfrom 6.10% | Jun 30, 2025 | SEC |
| Jun 4, 20258:14 PM ET | Madden Larry | 13D/A | 6.46%1.08M shares | 0.00 ppfrom 6.46% | Jun 2, 2025 | SEC |
| May 15, 20259:47 PM ET | Madden Larry | 13D/A | 6.46%1.08M shares | – | Dec 11, 2024 | SEC |
| May 15, 20259:06 PM ET | Vanderhook Timothy | 13G/A | 34.60%8.58M shares | – | Mar 31, 2025 | SEC |
| May 15, 20259:03 PM ET | Vanderhook Christopher | 13G/A | 34.60%8.58M shares | – | Mar 31, 2025 | SEC |
| May 15, 20259:00 AM ET | Punch & Associates Investment Management, Inc. | 13G | 6.10%989.8K shares | New | Mar 31, 2025 | SEC |
| Apr 30, 202511:23 AM ET | Vanguard Group Inc | 13G/A | 6.33%1.04M shares | – | Mar 31, 2025 | SEC |
| Jan 30, 202510:25 AM ET | Royce & Associates LP | 13G/A | 4.51%724.1K shares | –Below 5% | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Viant Technology Inc. shares.
No Form 144 notices for Viant Technology Inc. are on file.