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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
2026-05-19 Vanderhook Christopher Chief Operating Officer Option exercise 10b5-1 +12,500 12,500
2026-05-19 Vanderhook Christopher Chief Operating Officer Returned to the company 10b5-1 −12,500 9,094,775
2026-05-19 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −5,000 $10.89 $54K 7,500
2026-05-19 Vanderhook Christopher Chief Operating Officer Option exercise · Class B Units 10b5-1 −12,500 9,094,775
2026-05-19 Vanderhook Timothy CEO and Chairman Option exercise 10b5-1 +12,500 12,500
2026-05-19 Vanderhook Timothy CEO and Chairman Returned to the company 10b5-1 −12,500 9,094,775
2026-05-19 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −5,000 $10.89 $54K 7,500
2026-05-19 Vanderhook Timothy CEO and Chairman Option exercise · Class B Units 10b5-1 −12,500 9,094,775
2026-05-19 Capital V LLC 10% owner Option exercise 10b5-1 +37,500 37,500
2026-05-19 Capital V LLC 10% owner Returned to the company 10b5-1 −37,500 27,284,326
2026-05-19 Capital V LLC 10% owner Sale 10b5-1 −15,000 $10.89 $163K 22,500
2026-05-19 Capital V LLC 10% owner Option exercise · Class B Units 10b5-1 −37,500 27,284,326
2026-05-11 MADDEN LARRY Chief Financial Officer Sale 10b5-1 −13,826 $11.29 $156K 521,335
2026-05-11 MADDEN LARRY Chief Financial Officer Sale 10b5-1 −3,471 $11.95 $41K 517,864
2026-05-08 MADDEN LARRY Chief Financial Officer Sale 10b5-1 −18,538 $11.85 $220K 535,161
2026-04-23 MADDEN LARRY Chief Financial Officer Sale 10b5-1 −12,782 $10.16 $130K 553,699
2026-04-22 MADDEN LARRY Chief Financial Officer Sale 10b5-1 −13,263 $10.74 $142K 566,481
2026-04-22 Capital V LLC 10% owner Sale 10b5-1 −8,389 $10.74 $90K 0
2026-04-22 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −2,796 $10.74 $30K 0
2026-04-22 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −2,796 $10.74 $30K 0

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