Viant Technology Inc.·4

Mar 12, 6:34 PM ET

Vanderhook Christopher 4

4 · Viant Technology Inc. · Filed Mar 12, 2026

Research Summary

AI-generated summary of this filing

Updated

Viant (DSP) COO Christopher Vanderhook Sells 44,177 Shares

What Happened
Christopher Vanderhook, Chief Operating Officer of Viant Technology, reported a disposition to the issuer of 44,177 shares on March 10, 2026 at $10.50 per share, for gross proceeds of about $463,859. The filing indicates these shares were repurchased by the company to satisfy estimated taxes related to the vesting of 82,866 restricted stock units (RSUs).

Key Details

  • Transaction date and price: March 10, 2026 — 44,177 shares at $10.50 each.
  • Transaction type/code: Disposition to issuer (D); related footnote references tax withholding on RSU vesting (F1).
  • Reason: Issuer repurchased shares to cover estimated taxes on vesting of 82,866 RSUs on March 10, 2026.
  • Shares owned after transaction: Not specified in the provided Form 4 summary.
  • Filing timeliness: Form 4 filed March 12, 2026 — appears timely (filed within the required two business days).

Context
This was not an open-market sale but a company repurchase (sell-to-cover) to satisfy tax withholding on RSU vesting, a common and routine administrative transaction that does not necessarily indicate insider sentiment about the stock. The reported proceeds are about $463,859.

Insider Transaction Report

Form 4
Period: 2026-03-10
Vanderhook Christopher
DirectorChief Operating Officer10% Owner
Transactions
  • Disposition to Issuer

    Class A Common Stock

    [F1]
    2026-03-10$10.50/sh44,177$463,859303,005 total
Holdings
  • Class A Common Stock

    (indirect: By LLC)
    420
Footnotes (1)
  • [F1]Represents shares repurchased by the Issuer from the Reporting Person in the amount of estimated taxes to be paid by the Reporting Person in connection with the vesting of 82,866 restricted stock units on March 10, 2026.
Signature
/s/ Larry Madden, Attorney-in-Fact for Christopher Vanderhook|2026-03-12

Documents

1 file
  • 4
    wk-form4_1773354876.xmlPrimary

    FORM 4