Insider trading · Q3 2026 · CIK 1828791

Viant Technology Inc. (DSP) insider trading.

Name: Viant Technology Inc. insider transactions, Q3 2026
Creator: U.S. Securities and Exchange Commission

In Q3 2026, insiders at Viant Technology Inc. reported 28 non-derivative transactions on 12 Forms 3, 4 and 5: 0 open-market purchases and 17 sales worth $1.9M.

Transactions: 28
Purchases (P): 0
Sales (S): 17
Net shares, P minus S: -154,928
Insiders: 5
Last filed: 2026-09-18

Insiders

Insider	Relationship	Transactions	Sales
Madden Larry	Officer · Chief Financial Officer	9	8
Vanderhook Timothy	Director, Officer, TenPercentOwner · CEO and Chairman	6	3
Vanderhook Christopher	Director, Officer, TenPercentOwner · Chief Operating Officer	6	3
Capital V LLC	TenPercentOwner	5	3
Abrahams Craig Justin	Director	2	0

Transactions

28 non-derivative rows, newest transaction first. Shares and prices as filed.
Date	Insider	Code	Shares	Price	Owned after	Filing
2026-09-18	Madden Larry	S (D)	14,602	$12.1	342,711	Form 4
2026-09-16	Madden Larry	S (D)	17,042	$12.52	357,313	Form 4
2026-09-10	Madden Larry	F (D)	24,016	$12.74	374,355	Form 4
2026-09-10	Vanderhook Timothy	D (D)	8,636	$12.74	200,244	Form 4
2026-09-10	Vanderhook Christopher	D (D)	8,636	$12.74	285,244	Form 4
2026-08-11	Madden Larry	S (D)	26,020	$13.03	399,802	Form 4
2026-08-11	Madden Larry	S (D)	1,431	$13.68	398,371	Form 4
2026-08-10	Abrahams Craig Justin	A (A)	10,720	$0	39,109	Form 4
2026-08-10	Abrahams Craig Justin	A (A)	28,389	$0	28,389	Form 4
2026-07-23	Madden Larry	S (D)	2,814	$10.69	425,822	Form 4
2026-07-23	Vanderhook Timothy	S (D)	4,304	$10.47	0	Form 4
2026-07-23	Vanderhook Christopher	S (D)	4,304	$10.47	0	Form 4
2026-07-23	Capital V LLC	S (D)	12,912	$10.47	0	Form 4
2026-07-22	Vanderhook Timothy	S (D)	5,000	$11.03	4,304	Form 4
2026-07-22	Vanderhook Christopher	S (D)	5,000	$11.03	4,304	Form 4
2026-07-22	Capital V LLC	S (D)	15,000	$11.03	12,912	Form 4
2026-07-21	Vanderhook Timothy	D (D)	12,500	$0	9,069,775	Form 4
2026-07-21	Vanderhook Timothy	M (A)	12,500	$0	12,500	Form 4
2026-07-21	Vanderhook Timothy	S (D)	3,196	$11.7	9,304	Form 4
2026-07-21	Vanderhook Christopher	D (D)	12,500	$0	9,069,775	Form 4
2026-07-21	Vanderhook Christopher	S (D)	3,196	$11.7	9,304	Form 4
2026-07-21	Vanderhook Christopher	M (A)	12,500	$0	12,500	Form 4
2026-07-21	Capital V LLC	S (D)	9,588	$11.7	27,912	Form 4
2026-07-21	Capital V LLC	D (D)	37,500	$0	27,209,326	Form 4
2026-07-21	Capital V LLC	M (A)	37,500	$0	37,500	Form 4
2026-07-08	Madden Larry	S (D)	11,273	$12.69	428,636	Form 4
2026-07-07	Madden Larry	S (D)	9,149	$12.86	439,909	Form 4
2026-07-06	Madden Larry	S (D)	10,097	$12.78	449,058	Form 4

Transaction codes in this quarter

S: 17 D: 5 M: 3 A: 2 F: 1

Get DSP insider transactions through the API

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curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1828791&limit=100" \
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Insider trading API guide · DSP company page · Viant Technology Inc. on SEC.gov

Questions

Are insiders buying or selling Viant Technology Inc. (DSP)?

In Q3 2026, insiders at Viant Technology Inc. reported 28 non-derivative transactions on 12 Forms 3, 4 and 5: 0 open-market purchases and 17 sales worth $1.9M. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.

Where do these Viant Technology Inc. insider trades come from?

From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.

Source: SEC Insider Transactions Data Sets, Q3 2026, retrieved 2026-10-27. Footnotes, derivative holdings and amendments are in the linked filings. Not investment advice.

Plain-text version for agents and LLMs: /insider-trading/dsp.md

Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.