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Viant Technology Inc.

DSP Mostly scheduled
CIK 0001828791 #2691 in the set updated 18 Sep 2026
Bought (120 mo)
$643.75K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$64.35M
$9.59M on a plan · $52.63M straight out of an exercise
Sold at will
$2.13M
19 of 136 sales
Net
−$63.71M
−$1.48M against sales at will

By person

9 insiders · 140 transactions
519×

Tim Vanderhook holds 519 times base salary in stock. $363.61M of shares against $700.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Tim Vanderhook last reported holding, valued at $13.68, the price Class A Common Stock was last bought or sold at on the open market here, on 11 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Capital V LLC entity
10% owner
—
$26.09M (25) scheduled
−$26.09M
27,209,326
$372.11M
−4.4%
Vanderhook Christopher
Chief Operating Officer
—
$15.37M (30) scheduled
−$15.37M
26,672,494
$364.77M
−0.5%
Vanderhook Timothy
CEO and Chairman
—
$15.37M (30) scheduled
−$15.37M
26,587,494
$363.61M
−0.8%
MADDEN LARRY
Chief Financial Officer
—
$7.09M (44) scheduled
−$7.09M
1,358,711
$18.58M
+38.0%
Williams Elizabeth Goodman
Director
$625.00K (1)
—
+$625.00K
87,137
$1.19M
—
VALDES MAX O
Director
$18.75K (1)
$418.62K (7)
−$399.87K
29,449
$402.74K
—
Yang Vivian
Director
—
—
—
109,861
$1.50M
—
Wilson Brett
Director
—
—
—
51,867
$709.32K
—
Abrahams Craig Justin
Director
—
—
—
39,109
$534.85K
—

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

19
Insider
Date
Role
Action
Shares
Price
Amount
Vanderhook Timothy
15 Jun 2026
CEO and Chairman
Sell
9,125
$11.10
$101.29K
Vanderhook Christopher
15 Jun 2026
Chief Operating Officer
Sell
9,125
$11.10
$101.29K
MADDEN LARRY
15 Jun 2026
Chief Financial Officer
Sell
25,376
$11.10
$281.67K
VALDES MAX O
9 Jun 2026
Director
Sell
3,386
$11.97
$40.53K
VALDES MAX O
8 Jun 2026
Director
Sell
3,300
$12.10
$39.93K
MADDEN LARRY
17 Dec 2025
Chief Financial Officer
Sell
13,477
$11.70
$157.73K
MADDEN LARRY
15 Sep 2025
Chief Financial Officer
Sell
13,006
$9.73
$126.51K
Vanderhook Timothy
15 Sep 2025
CEO and Chairman
Sell
8,782
$9.73
$85.43K
Vanderhook Christopher
15 Sep 2025
Chief Operating Officer
Sell
8,782
$9.73
$85.43K
MADDEN LARRY
13 Jun 2025
Chief Financial Officer
Sell
13,265
$13.08
$173.48K
Vanderhook Christopher
13 Jun 2025
Chief Operating Officer
Sell
8,960
$13.08
$117.18K
Vanderhook Timothy
13 Jun 2025
CEO and Chairman
Sell
8,960
$13.08
$117.18K
VALDES MAX O
6 Jun 2025
Director
Sell
4,838
$14.29
$69.11K
VALDES MAX O
5 Jun 2025
Director
Sell
5,062
$13.87
$70.19K
VALDES MAX O
6 Dec 2024
Director
Sell
7,500
$20.51
$153.83K
VALDES MAX O
14 Jun 2023
Director
Sell
5,147
$4.45
$22.90K
VALDES MAX O
13 Jun 2023
Director
Sell
5,147
$4.30
$22.13K
MADDEN LARRY
14 Mar 2022
Chief Financial Officer
Sell
21,628
$6.08
$131.50K
MADDEN LARRY
13 Sep 2021
Chief Financial Officer
Sell
18,404
$12.51
$230.23K
Show all 140 transactions →

What was left out

Form 4 filings counted 131
Amendments (4/A) skipped 2
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 90
Sales straight out of an exercise 27
Sales at will 19
Transactions with no price 0
Shares from compensation/vesting 13,684,717
Sales filed before the plan box existed 2
History held since 11 Feb 2021