<div id="readability-page-1"><div><p><span>Vanderhook Timothy Chairman of the Board of Viant Technology Inc [DSP] filed a Form 4 on December 19, 2025 with the Securities and Exchange Commission disclosing the following changes in ownership:</span></p><div><table><tbody><tr><td><span>Date</span></td><td><span>12/19/25</span></td></tr><tr><td><span>Transaction</span></td><td><span>Planned Sale(1)</span></td></tr><tr><td><span>Shares</span></td><td><span>2,500</span></td></tr><tr><td><span>Price</span></td><td><span>$11.79</span></td></tr><tr><td><span>Value</span></td><td><span>$29,475</span></td></tr></tbody></table></div><p><span>Ending Holdings: 0 - Indirect</span></p><ul><li><span>(1)</span></li><li><span>Executed pursuant to a prearranged trading plan (10b5-1).</span></li></ul><p><span>For a free trial, or to learn more about our insider trading analysis and data services, please visit http://www.washingtonservice.com or contact us at (301) 913-5100 or send an email to info@washingtonservice.com.</span></p><p><span>Founded in 1970, The Washington Service provides securities professionals with financial, economic and public policy research and data.</span></p><span> </span></div></div>

<p>Timothy Vanderhook, Chairman of Viant Technology Inc, sold 2,500 shares valued at $29,475 on December 19, 2025, under a prearranged trading plan (10b5-1).</p>

Chmn Vanderhook Sells 2,500 ($29.5K) Of Viant Technology Inc [DSP]