Revenue and Adjusted EBITDA Beat
Q1 revenue of $62.6 million and adjusted EBITDA of $2.6 million, both ahead of preliminary figures and above the high end of guidance; adjusted EBITDA margin of ~4%.
Underlying Business Growth
Excluding revenues related to the legacy DSP, the underlying business grew 13% year-over-year and represented 83% of total revenues.
Rapid Emerging Revenue Expansion
Emerging revenues (including AI products like AgenticOS) grew over 80% year-over-year and comprised 14% of total revenues; direct buy and Activate grew more than 3x year-over-year.
High-Engagement Format Strength (CTV & Mobile App)
Combined revenue from CTV, mobile app and emerging streams grew over 20% year-over-year and represented the majority of total revenues; mobile app revenue grew over 25% year-over-year; global CTV revenues (ex-legacy DSP) grew 18% year-over-year; Americas CTV up 13% year-over-year.
Impressions and Infrastructure Scale
Total impressions processed increased 26% year-over-year; PubMatic now processes over 1 trillion impressions per day and is pursuing GPU-centric infrastructure (NVIDIA/Triton) to accelerate AI-driven performance and cost efficiencies.
Unit Cost and Productivity Improvements
Trailing 12-month unit cost declined 20% year-over-year; internal AI-driven productivity gains (engineering, finance, legal, customer success) produced double-digit productivity improvements and funded go-to-market investments.
Strong Cash Flow and Capital Allocation
Generated $17.3 million in net operating cash flow (up 11% YoY) and $10.7 million in free cash flow (a 17% free cash flow margin and a 47% increase YoY); ended quarter with $145 million in cash and zero debt; repurchased 1 million Class A shares in Q1 (13.5M repurchased since Feb 2023 for $190M, $85M remaining).
Agentic AI Adoption and Early Results
AgenticOS and AI tools traction: over 1,000 AI-powered deals transacted, more than 30 live fully autonomous Agentic campaigns across multiple countries, reported 80%–90% time savings in campaign setup and reported material efficiency and performance gains (examples of 30%–40% CPM improvements and 40% more media in certain Agentic use cases).
Guidance Showing Continued Momentum
Q2 revenue guide of $68M–$70M and Q2 adjusted EBITDA guide of $8M–$10M; company expects to return to reported revenue growth in Q3 and accelerate to double-digit growth in the second half of the year.