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
2026-03-17
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
2026-03-13
Sale
2026-03-17
4:12 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
1,658$13.03$21,607617,865
(Direct)
View
2026-03-10
Sale
2026-03-12
6:35 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
44,177$10.5$463,859218,425
(Indirect
Direct)
View
2026-03-10
Sale
2026-03-12
6:34 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
44,177$10.5$463,859303,425
(Indirect
Direct)
View
2026-02-17
Sale
2026-02-19
8:53 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
73,740$4.5255$333,71227,398,086
(Direct)
View
2026-02-17
Sale
2026-02-19
8:52 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
24,580$4.5255$111,2379,132,695
(Indirect)
View
2026-02-17
Sale
2026-02-19
8:52 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
24,580$4.5255$111,2379,132,695
(Indirect)
View
2026-01-22
Sale
2026-01-26
5:23 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
4,224$13.09$55,286405,554
(Direct)
View
2026-01-20
Sale
2026-01-22
8:58 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
75,000$6.1252$459,38927,434,326
(Direct)
View
2026-01-20
Sale
2026-01-22
8:57 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
25,000$6.1252$153,1309,144,775
(Indirect)
View
2026-01-20
Sale
2026-01-22
8:56 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
25,000$6.1252$153,1309,144,775
(Indirect)
View
2025-12-19
Sale
2025-12-19
6:38 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
7,500$11.79$88,4250
(Direct)
View
2025-12-19
Sale
2025-12-19
6:38 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
2,500$11.79$29,4750
(Indirect)
View
2025-12-19
Sale
2025-12-19
6:38 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
2,500$11.79$29,4750
(Indirect)
View
2025-12-16
Sale
2025-12-18
9:40 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
31,602$7.1151$224,8539,421,957
(Indirect
Direct)
View
2025-12-16
Sale
2025-12-18
9:01 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
31,602$7.1151$224,8539,506,957
(Indirect
Direct)
View
2025-12-16
Sale
2025-12-18
9:01 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
67,500$5.2588$354,96927,479,326
(Direct)
View
2025-12-17
Sale
2025-12-18
8:59 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
13,477$11.7$157,735409,778
(Direct)
View
2025-09-16
Sale
2025-09-17
6:39 pm
Viant Technology Inc.DSPCapital V LLC
10% Owner
1,883,554$4.7782$8,999,99827,509,326
(Direct)
View
2025-09-15
Sale
2025-09-17
6:38 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
636,634$4.8465$3,085,42825,193,607
(Indirect
Direct)
View
2025-09-15
Sale
2025-09-17
6:38 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
636,634$4.8465$3,085,42825,193,607
(Indirect
Direct)
View
2025-09-15
Sale
2025-09-17
6:37 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
13,006$9.7274$126,515423,255
(Direct)
View
2025-06-13
Sale
2025-06-13
9:12 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
8,960$13.08$117,177365,076
(Direct)
View
2025-06-13
Sale
2025-06-13
9:11 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
8,960$13.08$117,177365,076
(Direct)
View
2025-06-13
Sale
2025-06-13
9:09 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
13,265$13.08$173,477436,261
(Direct)
View
2025-06-05
Sale
2025-06-09
5:35 pm
Viant Technology Inc.DSPVALDES MAX O
Director
9,900$14.07$139,29721,591
(Direct)
View
2025-03-10
Sale
2025-03-11
4:59 pm
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
92,204$13.32$1,228,157374,036
(Direct)
View
2025-03-10
Sale
2025-03-11
4:58 pm
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
92,204$13.32$1,228,157374,036
(Direct)
View
2025-02-05
Sale
2025-02-07
4:59 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
14,284$23.12$330,235344,340
(Direct)
View
2025-01-02
Sale
2025-01-03
5:04 pm
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
14,284$18.76$267,995358,624
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
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
2026-03-15
Option Award
2026-03-17
4:12 pm
N/A
N/A
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
249,258$0617,865
(Direct)
View
2026-03-10
Tax Withholding
2026-03-12
6:35 pm
N/A
N/A
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
35,289$10.5370,265
(Direct)
View
2026-02-17
Exercise
2026-02-19
8:53 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
37,500$027,398,086
(Direct)
View
2026-02-17
Exercise
2026-02-19
8:52 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,132,695
(Indirect)
View
2026-02-17
Exercise
2026-02-19
8:52 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
12,500$09,132,695
(Indirect)
View
2026-01-20
Exercise
2026-01-22
8:58 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
37,500$027,434,326
(Direct)
View
2026-01-20
Exercise
2026-01-22
8:57 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
12,500$09,144,775
(Indirect)
View
2026-01-20
Exercise
2026-01-22
8:56 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,144,775
(Indirect)
View
2025-12-18
Gift
2025-12-18
9:40 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
85,000$09,421,957
(Direct)
View
2025-12-16
Exercise
2025-12-18
9:40 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
12,500$09,421,957
(Indirect)
View
2025-12-16
Exercise
2025-12-18
9:01 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
12,500$09,506,957
(Indirect)
View
2025-12-16
Exercise
2025-12-18
9:01 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
37,500$027,479,326
(Direct)
View
2025-09-16
Exercise
2025-09-17
6:39 pm
N/A
N/A
Viant Technology Inc.DSPCapital V LLC
10% Owner
941,777$027,509,326
(Direct)
View
2025-09-16
Exercise
2025-09-17
6:38 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Christopher
Chief Operating Officer
10% Owner
313,926$025,193,607
(Indirect)
View
2025-09-16
Exercise
2025-09-17
6:38 pm
N/A
N/A
Viant Technology Inc.DSPVanderhook Timothy
CEO and Chairman
10% Owner
313,926$025,193,607
(Indirect)
View
2025-06-05
Option Award
2025-06-09
5:39 pm
N/A
N/A
Viant Technology Inc.DSPYang Vivian
Director
12,382$093,913
(Direct)
View
2025-06-05
Option Award
2025-06-09
5:35 pm
N/A
N/A
Viant Technology Inc.DSPVALDES MAX O
Director
12,382$021,591
(Direct)
View
2025-06-05
Option Award
2025-06-09
5:35 pm
N/A
N/A
Viant Technology Inc.DSPWilson Brett
Director
12,382$035,919
(Direct)
View
2025-05-20
Gift
2025-05-21
4:28 pm
N/A
N/A
Viant Technology Inc.DSPVALDES MAX O
Director
44,343$019,109
(Direct)
View
2025-05-12
Option Award
2025-05-14
4:58 pm
N/A
N/A
Viant Technology Inc.DSPWilson Brett
Director
23,537$023,537
(Direct)
View
2025-03-15
Option Award
2025-03-18
9:26 pm
N/A
N/A
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
163,398$0449,526
(Direct)
View
2025-03-10
Tax Withholding
2025-03-11
5:00 pm
N/A
N/A
Viant Technology Inc.DSPMADDEN LARRY
Chief Financial Officer
58,212$13.32286,128
(Direct)
View
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