Viant Technology
Buy-side ad-tech platform pairing a cookieless identity layer with AI-driven CTV campaign planning and bidding.
$13.92
After-hours close+0.68 (+5.14%)
At close$13.24(+4.42%)
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Breakdown13F · Form 4
Institutions 18.71%12.28M sharesInsiders 15.54%10.20M sharesOther 65.75%43.14M shares
Shares outstanding 65.62M · Float 53.52M · 81.6% free float
Institutions13F, as of Jun 30, 2026
127 holders · 12.28M shares · 19 new positions · 81 increased · 27 reduced · 18 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Punch & Associates Investment Management, Inc. | 1.50M | 2.29% | +154.3K | Aug 14, 2026 |
| BlackRock, Inc. | 1.27M | 1.94% | +170.1K | Aug 7, 2026 |
| Royce & Associates LP | 1.07M | 1.63% | +63.2K | Aug 14, 2026 |
| Vanguard Capital Management LLC | 846.0K | 1.29% | +174.1K | Aug 13, 2026 |
| Potomac Capital Management, Inc. | 538.0K | 0.82% | +5.4K | Aug 14, 2026 |
| Geode Capital Management, LLC | 482.2K | 0.73% | +104.3K | Aug 12, 2026 |
| Renaissance Technologies LLC | 425.7K | 0.65% | −16.1K | Aug 13, 2026 |
| State Street Corp | 338.2K | 0.52% | +25.4K | Aug 7, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Capital V LLC | 62.30% | 27.51M | 13G | Nov 14, 2025 ↗ |
| Christopher Vanderhook | 32.80% | 8.79M | 13G | May 13, 2026 ↗ |
| Timothy Vanderhook | 32.40% | 8.70M | 13G | May 13, 2026 ↗ |
| Punch & Associates Investment Management, Inc. | 7.30% | 1.16M | 13G | Aug 14, 2025 ↗ |
| Royce & Associates LP | 5.47% | 912.0K | 13G | Jan 21, 2026 ↗ |
| Larry Madden | 5.10% | 1.08M | 13D | Jun 18, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Capital V LLC | 10 percent owner | 27.21M | 41.47% | Jul 23, 2026 |
| Christopher Vanderhook | director, 10 percent owner, officer: Chief Operating Officer | 9.36M | 14.27% | Jul 23, 2026 |
| Larry Madden | officer: Chief Financial Officer | 398.4K | 0.61% | Aug 13, 2026 |
| Timothy Vanderhook | director, 10 percent owner, officer: CEO and Chairman | 208.9K | 0.32% | Jul 23, 2026 |
| Vivian Yang | director | 108.5K | 0.17% | Jun 10, 2026 |
| Brett Wilson | director | 50.5K | 0.08% | Jun 10, 2026 |
| Craig Justin Abrahams | director | 39.1K | 0.06% | Aug 12, 2026 |
| Max O. Valdes | director | 29.4K | 0.04% | Jun 10, 2026 |
4 ten-percent owners hold 34.40M shares by Form 4 — the 13D/G table above shows those stakes, the figure above counts officers and directors only · 5 people have not refiled in the last 18 months (18.32M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 11, 2026 | Larry Maddenofficer: Chief Financial Officer | Sale · 2 lots | 27,451 | $13.06 | 398,371 |
| Jul 23, 2026 | Larry Maddenofficer: Chief Financial Officer | Sale | 2,814 | $10.69 | 425,822 |
| Jul 23, 2026 | Capital V LLC10 percent owner | Sale | 12,912 | $10.47 | 0 |
| Jul 22, 2026 | Capital V LLC10 percent owner | Sale | 15,000 | $11.03 | 12,912 |
| Jul 21, 2026 | Capital V LLC10 percent owner | Sale | 9,588 | $11.70 | 27,912 |
| Jul 23, 2026 | Christopher Vanderhookdirector, 10 percent owner, officer: Chief Operating Officer | Sale | 4,304 | $10.47 | 0 |
| Jul 22, 2026 | Christopher Vanderhookdirector, 10 percent owner, officer: Chief Operating Officer | Sale | 5,000 | $11.03 | 4,304 |
| Jul 21, 2026 | Christopher Vanderhookdirector, 10 percent owner, officer: Chief Operating Officer | Sale | 3,196 | $11.70 | 9,304 |
| Jul 23, 2026 | Timothy Vanderhookdirector, 10 percent owner, officer: CEO and Chairman | Sale | 4,304 | $10.47 | 0 |
| Jul 22, 2026 | Timothy Vanderhookdirector, 10 percent owner, officer: CEO and Chairman | Sale | 5,000 | $11.03 | 4,304 |
CongressHouse and Senate disclosures
Not reported.