Core Insights - Viant Technology reported record fourth-quarter revenue of $110.1 million, a 22% increase year-over-year, exceeding guidance by 5% [1][6] - The company achieved a contribution ex-TAC of $64.6 million, up 19% year-over-year, also above guidance [1][6] - Adjusted EBITDA rose 45% year-over-year to $24.7 million, surpassing the high end of guidance by 5% [1][6] Financial Performance - Fourth-quarter revenue growth was driven by strong performance in connected TV (CTV) advertising, which accounted for 46% of total advertiser spend [5][7] - Full-year revenue reached $344.2 million, a 19% increase, with adjusted EBITDA margins expanding to 28% [6] - Management provided guidance for Q1 2026, expecting revenue between $83 million and $86 million, with contribution ex-TAC of $49 million to $51 million [15] Product Development - The launch of the new AI decisioning product, Outcomes, is designed to optimize advertising campaigns and has shown significant cost-per-conversion reductions in early tests [4][12] - Outcomes requires minimal inputs and autonomously manages campaign planning and execution, targeting performance advertising budgets [12][13] - Early tests indicated substantial improvements in campaign performance, with reductions in cost per conversion ranging from 58% to 95% across various clients [17] Market Strategy - Viant's Direct Access premium publisher program facilitated nearly 50% of CTV ad spend on its platform, allowing advertisers to transact directly with publishers [8] - The adoption of Household ID and IRIS_ID has been significant, with Household ID embedded in over 80% of programmatic bid requests [9] - Management emphasized the importance of CTV as a core growth driver, with CTV contribution ex-TAC increasing by over 40% for two consecutive years [7] Customer Acquisition - New customer momentum includes partnerships with notable brands such as Molson Coors and WHOOP, with expectations for increased contributions in Q2 and beyond [14][15] - The company ended the quarter with $191.2 million in cash and cash equivalents, no debt, and a $75 million credit facility available [14]