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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
2026-03-10 Vanderhook Timothy CEO and Chairman Returned to the company −44,177 $10.50 $464K 218,005
2026-03-10 MADDEN LARRY Chief Financial Officer Shares withheld for taxes −35,289 $10.50 $371K 370,265
2026-02-19 Capital V LLC 10% owner Sale 10b5-1 −9,836 $9.17 $90K 1,260
2026-02-19 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −3,279 $9.17 $30K 420
2026-02-19 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −3,279 $9.17 $30K 420
2026-02-18 Capital V LLC 10% owner Sale 10b5-1 −14,167 $9.19 $130K 11,096
2026-02-18 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −4,722 $9.19 $43K 3,699
2026-02-18 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −4,722 $9.19 $43K 3,699
2026-02-17 Capital V LLC 10% owner Option exercise 10b5-1 +37,500 37,500
2026-02-17 Capital V LLC 10% owner Returned to the company 10b5-1 −37,500 27,396,826
2026-02-17 Capital V LLC 10% owner Sale 10b5-1 −12,237 $9.26 $113K 25,263
2026-02-17 Capital V LLC 10% owner Option exercise · Class B Units 10b5-1 −37,500 27,396,826
2026-02-17 Vanderhook Christopher Chief Operating Officer Option exercise 10b5-1 +12,500 12,500
2026-02-17 Vanderhook Christopher Chief Operating Officer Returned to the company 10b5-1 −12,500 9,132,275
2026-02-17 Vanderhook Christopher Chief Operating Officer Sale 10b5-1 −4,079 $9.26 $38K 8,421
2026-02-17 Vanderhook Christopher Chief Operating Officer Option exercise · Class B Units 10b5-1 −12,500 9,132,275
2026-02-17 Vanderhook Timothy CEO and Chairman Option exercise 10b5-1 +12,500 12,500
2026-02-17 Vanderhook Timothy CEO and Chairman Returned to the company 10b5-1 −12,500 9,132,275
2026-02-17 Vanderhook Timothy CEO and Chairman Sale 10b5-1 −4,079 $9.26 $38K 8,421
2026-02-17 Vanderhook Timothy CEO and Chairman Option exercise · Class B Units 10b5-1 −12,500 9,132,275

Page 9 of 19 · 368 trades