DSP — Viant Technology Inc.

Summary of Viant Technology Inc. Q4 2025 Earnings Call

1. Key Financial Results and Metrics

• Q4 2025 Results:
  • Revenue: $110.1 million, up 22% year-over-year and 5% above guidance.
  • Contribution ex-TAC: $64.6 million, up 19% year-over-year, also exceeding guidance.
  • Adjusted EBITDA: $24.7 million, a 45% increase year-over-year, with a margin of 38%.
  • Non-GAAP net income: $19 million, up 37% from the prior year.
• Full Year 2025 Results:
  • Revenue: $344.2 million, up 19% year-over-year.
  • Contribution ex-TAC: $208.7 million, up 18%.
  • Adjusted EBITDA: $57.4 million, a 29% increase.
  • Non-GAAP net income: $41.1 million, up 19%.

2. Strategic Updates and Business Highlights

• Strong performance driven by broad-based growth across verticals, particularly in Connected TV (CTV), digital out-of-home, and mobile.
• Notable customer wins include partnerships with Molson Coors and WHOOP, with expectations for significant ad spend ramp-up in 2026.
• Viant's CTV spend reached a record high, accounting for 46% of total platform spend, with a 40% increase in CTV contribution ex-TAC year-over-year.
• The launch of "Outcomes," an AI-driven decisioning solution, aims to enhance campaign performance and attract performance budgets from advertisers.
• Continued expansion of IRIS ID, a content identifier, with 50% of CTV bid requests utilizing it, indicating strong adoption and effectiveness.

3. Forward Guidance and Outlook

• For Q1 2026, revenue is expected to be between $83 million and $86 million, reflecting a 20% year-over-year increase at the midpoint.
• Contribution ex-TAC guidance for Q1 is $49 million to $51 million, a 17% increase year-over-year.
• Anticipated growth in revenue and contribution ex-TAC to accelerate throughout 2026, driven by new client onboarding and increased political ad spending in the latter half of the year.

4. Bad News, Challenges, or Points of Concern

• Q1 is historically the company's lowest quarter, with a mix of clients contributing to a potential slowdown in growth rates compared to Q4.
• The company faced challenges from political ad spending comparisons from the previous year, which impacted growth metrics.
• Competitive pressures from larger platforms like Google and Amazon remain significant, with concerns about their ability to leverage proprietary data and market presence.

5. Notable Q&A Insights

• Management expressed confidence in the sustainability of their growth, attributing it to proprietary data and the effectiveness of their AI solutions.
• There was discussion about the competitive landscape, particularly regarding Amazon's aggressive moves into third-party inventory and the need for Viant to differentiate through its unique data offerings.
• The management emphasized the importance of addressability in advertising and how it drives performance and measurement, which is a key selling point for larger brands.
• The potential for AI and LLMs (Large Language Models) to enhance user interfaces was acknowledged, but management cautioned against viewing them as a primary competitive advantage, focusing instead on the proprietary data and infrastructure that Viant possesses.

Overall, Viant Technology Inc. showcased strong financial performance in Q4 2025, with a positive outlook for 2026 driven by strategic initiatives and new partnerships, despite facing competitive pressures and seasonal challenges.