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CIK 0001828791 · Accelerated filer<br>Smaller reporting company<br>Emerging growth company

Viant Technology Inc.

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Ticker
DSP
Exchange
Nasdaq
Industry
Services-Computer Programming, Data Processing, Etc.
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
853447553
Phone
949-861-8888
Business address
2722 MICHELSON DRIVE, SUITE 100, IRVINE, CA, 92612
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$662,079
in 2 filings, $662K under 10b5-1 plans

Net −$662,079. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. MADDEN LARRY −$662K Chief Financial Officer sold 14% of stake
Date Insider Transaction Shares Price Value Owned after
2025-12-16 Vanderhook Timothy CEO and Chairman Option exercise · Class B Units 10b5-1 −12,500 9,157,275
2025-09-17 Capital V LLC 10% owner Returned to the company −941,777 $9.56 $9.0M 0
2025-09-17 Vanderhook Christopher Chief Operating Officer Returned to the company −313,926 $9.56 $3.0M 0
2025-09-17 Vanderhook Timothy CEO and Chairman Returned to the company −313,926 $9.56 $3.0M 0
2025-09-16 Capital V LLC 10% owner Option exercise +941,777 941,777
2025-09-16 Capital V LLC 10% owner Returned to the company −941,777 27,509,326
2025-09-16 Capital V LLC 10% owner Option exercise · Class B Units −941,777 27,509,326
2025-09-16 Vanderhook Christopher Chief Operating Officer Option exercise +313,926 313,926
2025-09-16 Vanderhook Christopher Chief Operating Officer Returned to the company −313,926 9,169,775
2025-09-16 Vanderhook Christopher Chief Operating Officer Option exercise · Class B Units −313,926 9,169,775
2025-09-16 Vanderhook Timothy CEO and Chairman Option exercise +313,926 313,926
2025-09-16 Vanderhook Timothy CEO and Chairman Returned to the company −313,926 9,169,775
2025-09-16 Vanderhook Timothy CEO and Chairman Option exercise · Class B Units −313,926 9,169,775
2025-09-15 Vanderhook Christopher Chief Operating Officer Sale −8,782 $9.73 $85K 356,284
2025-09-15 Vanderhook Timothy CEO and Chairman Sale −8,782 $9.73 $85K 356,284
2025-09-15 MADDEN LARRY Chief Financial Officer Sale −13,006 $9.73 $127K 423,255
2025-06-13 Vanderhook Timothy CEO and Chairman Sale −8,960 $13.08 $117K 365,076
2025-06-13 Vanderhook Christopher Chief Operating Officer Sale −8,960 $13.08 $117K 365,076
2025-06-13 MADDEN LARRY Chief Financial Officer Sale −13,265 $13.08 $173K 436,261
2025-06-06 VALDES MAX O Director Sale −4,838 $14.29 $69K 21,591

Page 12 of 19 · 368 trades