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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
2025-12-19 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −2,500 $11.79 $29K 0
2025-12-19 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −2,500 $11.79 $29K 0
2025-12-18 Capital V LLC 10% owner Sale 10b5-1 −15,000 $11.93 $179K 7,500
2025-12-18 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −5,000 $11.93 $60K 2,500
2025-12-18 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −5,000 $11.93 $60K 2,500
2025-12-18 Vanderhook Timothy CEO and Chairman Gift 10b5-1 −85,000 262,182
2025-12-17 Capital V LLC 10% owner Sale 10b5-1 −15,000 $11.74 $176K 22,500
2025-12-17 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −9,102 $11.70 $107K 347,182
2025-12-17 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −5,000 $11.74 $59K 7,500
2025-12-17 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −9,102 $11.70 $107K 347,182
2025-12-17 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −5,000 $11.74 $59K 7,500
2025-12-17 MADDEN LARRY Chief Financial Officer Sale −13,477 $11.70 $158K 409,778
2025-12-16 Capital V LLC 10% owner Option exercise 10b5-1 +37,500 37,500
2025-12-16 Capital V LLC 10% owner Returned to the company 10b5-1 −37,500 27,471,826
2025-12-16 Capital V LLC 10% owner Option exercise · Class B Units 10b5-1 −37,500 27,471,826
2025-12-16 Vanderhook Christopher Chief Operating Officer Option exercise 10b5-1 +12,500 12,500
2025-12-16 Vanderhook Christopher Chief Operating Officer Returned to the company 10b5-1 −12,500 9,157,275
2025-12-16 Vanderhook Christopher Chief Operating Officer Option exercise · Class B Units 10b5-1 −12,500 9,157,275
2025-12-16 Vanderhook Timothy CEO and Chairman Option exercise 10b5-1 +12,500 12,500
2025-12-16 Vanderhook Timothy CEO and Chairman Returned to the company 10b5-1 −12,500 9,157,275

Page 11 of 19 · 368 trades