Record Quarter Revenue and Acceleration
Q4 revenue of $395 million, up 28% year-over-year (ex acquisition and political candidate), an acceleration from Q3; full year 2025 revenue of $1.305 billion, up 30% year-over-year (27% ex LiveIntent, Marigold and political candidate). Exceeded midpoint of initial 2025 guidance by $65 million (5%).
Strong Profitability and Cash Generation
Q4 adjusted EBITDA of $95.1 million, up 35% year-over-year with a margin of 24.1% (up 174 bps YoY); full year 2025 adjusted EBITDA $279 million, up 44% YoY. Q4 free cash flow $55.8 million, up 76% YoY (14% margin) with free cash flow conversion of 59% (vs 45% in Q4 2024); full year free cash flow $165 million, up 78% YoY (12.6% margin).
Positive GAAP Earnings and Outlook
Generated positive GAAP net income in Q4 ($6.5 million) versus a net loss in prior quarter; company expects to generate positive GAAP net income for full year 2026.
Raised 2026 Guidance and Longer-Term Targets
Increased 2026 revenue midpoint by $25 million to $1.755 billion (35% growth rate reported; 21% ex Marigold and political candidate). Raised 2026 adjusted EBITDA midpoint to $391 million (22.3% margin) and 2026 free cash flow midpoint to $231 million (40% YoY growth). Updated 2028 targets: revenue raised to $2.3 billion (CAGR 23%), adjusted EBITDA target $573 million (25% margin), and free cash flow $371 million (65% conversion).
Athena Early Traction and Strategic AI Partnership
Introduced Athena (enterprise marketing agent) with general availability expected by end of Q1; early users report significant time savings and improved ROI. Announced partnership with OpenAI making LLMs foundational to Athena.
Proprietary Data Moat — Zeta SuperGraph
Zeta SuperGraph deterministic identity graph operates across >245 million U.S. adults and 535 million globally with >1 trillion signals; positioned as key differentiator as personalization moves to one-to-one.
One Zeta Adoption and Outstanding Retention
Number of scaled customers using more than one use case up >80% YoY in Q4; net revenue retention hit a record 120% in 2025 (up from 114% in 2024), indicating strong wallet-share gains and platform adoption.
Customer Scale, ARPU Growth and Vertical Momentum
Total scaled customers grew to 602 (+14% YoY); super-scaled customers (>$1M annual) at 184 (+24% YoY). Scaled customer quarterly ARPU $625k (+8% YoY) and super-scaled ARPU $1.8M (+5% YoY; mid-teens when normalized). Fastest-growing verticals: travel & hospitality +105%, advertising & marketing +70%, automotive +60%, consumer retail +46%.
Record Pipeline, RFP Momentum and Event Wins
RFP volume more than doubled year-over-year; pipeline at record levels coming out of Zeta Live. Closed $39 million of business directly attributable to Zeta Live with goal of $100 million total tied to event-driven opportunities (~$130 million remaining in related pipeline opportunities).
Marigold Acquisition Progressing and Accretive Outlook
Marigold integration progressing; expected to be accretive to free cash flow and adjusted EBITDA in year 1. Management taking a conservative view of Marigold contributing at least $190 million in 2026 revenue and noting strong interest from Zeta customers in Marigold's loyalty product.
Capital Allocation — Active Buybacks and Reduced Dilution
Repurchased 1.9 million shares in Q4 for $35 million; full year 2025 repurchases 7.9 million shares for $120 million. Since Jan 1, 2026 repurchased additional 1.5 million shares for $25 million with ~$139 million remaining authorization. Net dilution improved to 4.3% (2.2% excluding Marigold) and stock-based compensation to revenue improved from 19% (2024) to 14% (2025).