Viant Technology Inc. (DSP) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Viant Technology Inc.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-09-16
Sale
2026-09-18
8:37 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
31,644$12.33$390,019342,711
(Direct)
View
2026-09-10
Sale
2026-09-14
7:33 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
8,636$12.74$110,023285,244
(Direct)
View
2026-09-10
Sale
2026-09-14
7:30 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
8,636$12.74$110,023200,244
(Direct)
View
2026-08-11
Sale
2026-08-13
6:25 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
27,451$13.06$358,514398,371
(Direct)
View
2026-07-23
Sale
2026-07-27
7:23 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
2,814$10.69$30,070425,822
(Direct)
View
2026-07-21
Sale
2026-07-23
9:54 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
25,000$5.5058$137,6449,069,775
(Indirect)
View
2026-07-21
Sale
2026-07-23
9:54 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
25,000$5.5058$137,6449,069,775
(Indirect)
View
2026-07-21
Sale
2026-07-23
9:53 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
75,000$5.5058$412,93327,209,326
(Direct)
View
2026-07-06
Sale
2026-07-08
8:41 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
30,519$12.77$389,773428,636
(Direct)
View
2026-06-16
Sale
2026-06-18
7:08 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
25,000$5.5484$138,7119,082,275
(Indirect)
View
2026-06-16
Sale
2026-06-18
7:08 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
25,000$5.5484$138,7119,082,275
(Indirect)
View
2026-06-16
Sale
2026-06-18
7:08 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
75,000$5.5484$416,13227,246,826
(Direct)
View
2026-06-15
Sale
2026-06-15
8:41 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
25,376$11.1$281,674459,155
(Direct)
View
2026-06-15
Sale
2026-06-15
8:41 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
9,125$11.1$101,288293,880
(Direct)
View
2026-06-15
Sale
2026-06-15
8:41 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
9,125$11.1$101,288208,880
(Direct)
View
2026-06-08
Sale
2026-06-10
7:59 pm
Viant Technology Inc.DSPVALDES MAX O
Director
6,686$12.03$80,45729,449
(Direct)
View
2026-06-05
Sale
2026-06-08
8:23 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
33,333$12.18$405,963484,531
(Direct)
View
2026-05-19
Sale
2026-05-21
9:35 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
25,000$5.3754$134,3859,094,775
(Indirect)
View
2026-05-19
Sale
2026-05-21
9:34 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
25,000$5.3754$134,3859,094,775
(Indirect)
View
2026-05-19
Sale
2026-05-21
9:34 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
75,000$5.3754$403,15627,284,326
(Direct)
View
2026-05-08
Sale
2026-05-12
5:28 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
35,835$11.64$417,240517,864
(Direct)
View
2026-04-21
Sale
2026-04-23
9:03 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
39,328$10.61$417,239553,699
(Direct)
View
2026-04-20
Sale
2026-04-22
7:58 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
75,000$5.4792$410,94227,321,826
(Direct)
View
2026-04-20
Sale
2026-04-22
7:58 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
25,000$5.4792$136,9819,107,275
(Indirect)
View
2026-04-20
Sale
2026-04-22
7:57 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
25,000$5.4792$136,9819,107,275
(Indirect)
View
2026-04-06
Sale
2026-04-07
5:14 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
7,297$11.31$82,517593,027
(Direct)
View
2026-04-01
Sale
2026-04-03
4:03 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
17,541$11.08$194,417600,324
(Direct)
View
2026-03-17
Sale
2026-03-19
8:18 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
25,420$5.9924$152,3279,119,775
(Indirect)
View
2026-03-17
Sale
2026-03-19
8:18 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
76,260$5.9924$456,98227,359,326
(Direct)
View
2026-03-17
Sale
2026-03-19
8:17 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
25,420$5.9924$152,3279,119,775
(Indirect)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-09-10
Tax Withholding
2026-09-14
7:27 pm
N/A
N/A
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
24,016$12.74374,355
(Direct)
View
2026-08-10
Option Award
2026-08-12
7:15 pm
N/A
N/A
Viant Technology Inc.DSPAbrahams Craig Justin
Director
39,109$039,109
(Direct)
View
2026-07-21
Exercise
2026-07-23
9:54 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
12,500$09,069,775
(Indirect)
View
2026-07-21
Exercise
2026-07-23
9:54 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,069,775
(Indirect)
View
2026-07-21
Option Award
2026-07-23
9:54 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,069,775
(Indirect)
View
2026-07-21
Exercise
2026-07-23
9:53 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
37,500$027,209,326
(Direct)
View
2026-06-16
Exercise
2026-06-18
7:08 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,082,275
(Indirect)
View
2026-06-16
Exercise
2026-06-18
7:08 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
12,500$09,082,275
(Indirect)
View
2026-06-16
Exercise
2026-06-18
7:08 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
37,500$027,246,826
(Direct)
View
2026-06-09
Gift
2026-06-10
8:01 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
208,384$033,700,810
(Indirect)
View
2026-06-09
Option Award
2026-06-10
8:01 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
208,384$033,700,810
(Indirect)
View
2026-06-04
Option Award(A)
2026-06-10
8:00 pm
N/A
N/A
Viant Technology Inc.DSPYang Vivian
Director
14,544$0108,457
(Direct)
View
2026-06-04
Option Award(A)
2026-06-10
8:00 pm
N/A
N/A
Viant Technology Inc.DSPWilson Brett
Director
14,544$050,463
(Direct)
View
2026-06-09
Gift
2026-06-10
7:59 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
208,384$033,700,810
(Indirect)
View
2026-06-09
Option Award
2026-06-10
7:59 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
208,384$033,700,810
(Indirect)
View
2026-06-04
Option Award
2026-06-05
4:04 pm
N/A
N/A
Viant Technology Inc.DSPYang Vivian
Director
15,948$0109,861
(Direct)
View
2026-06-04
Option Award
2026-06-05
4:03 pm
N/A
N/A
Viant Technology Inc.DSPWilson Brett
Director
15,948$051,867
(Direct)
View
2026-06-04
Option Award
2026-06-05
4:03 pm
N/A
N/A
Viant Technology Inc.DSPVALDES MAX O
Director
15,948$037,539
(Direct)
View
2026-05-19
Exercise
2026-05-21
9:35 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,094,775
(Indirect)
View
2026-05-19
Exercise
2026-05-21
9:34 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
12,500$09,094,775
(Indirect)
View
2026-05-19
Exercise
2026-05-21
9:34 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
37,500$027,284,326
(Direct)
View
2026-04-20
Exercise
2026-04-22
7:58 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
37,500$027,321,826
(Direct)
View
2026-04-20
Exercise
2026-04-22
7:58 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
12,500$09,107,275
(Indirect)
View
2026-04-20
Exercise
2026-04-22
7:57 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,107,275
(Indirect)
View
2026-03-17
Exercise
2026-03-19
8:18 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,119,775
(Indirect)
View
2026-03-17
Exercise
2026-03-19
8:18 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
37,500$027,359,326
(Direct)
View
2026-03-17
Exercise
2026-03-19
8:17 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
12,500$09,119,775
(Indirect)
View
(A) Indicate amendment filing.
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