Tuesday, 26 May 2026

The Briefing

A CAC payback period of 32 months in the $1-5M ARR band signals structural inefficiency—not growth ambition. That's nearly three years before a customer pays for their own acquisition, which means most SaaS companies in this segment are building castles on borrowed capital, not unit economics. The figure anchors today's debate on private company benchmarks and underscores why investors now privilege profitability over pure velocity, a shift reflected in Dave Kellogg's rising influence on capital-efficient SaaS thinking. Meanwhile, the fresh benchmark on AI-powered security suggests enterprises may finally be willing to pay premiums for agentic defense—potentially compressing payback periods for companies that nail the positioning. Watch whether Q2 data shows any mean reversion or if inefficiency is becoming structural.

Today's Number

CAC Payback Period

32

SIM–SSM ARR band

Active DebateAI in Finance

KeyBanc vs OnlyCFO

Claim 6 shows nearly all SaaS companies expect to invest in AI with anticipated operational impacts, while claim 9 indicates over 50% of finance leaders lack an AI strategy, suggesting investment intention without strategic clarity.

Nearly all SaaS companies in the survey expect to invest in AI in 2025, with impacts to business operations anticipated within the next 3 years
— KeyBanc Capital Markets & Sapphire Ventures 2025 SaaS Survey: AI-Driven Growth & Profitability Focus
Over 50% of finance leaders have no AI strategy for adopting AI into finance and accounting
— How to AI (CFO Edition): AI Adoption Strategy and Finance Use Cases
Rising Author

Dave Kellogg

3 new articles in the last 60 days · up 90% vs prior 60d · 207 all-time

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Fresh BenchmarkTomasz Tunguz (Theory Ventures)

AI-Powered Security: Building Agentic Defense Systems for the Enterprise

This article discusses the emerging challenge of securing enterprises where both attackers and defenders operate as autonomous AI agents. Featuring CISO Jonatha

Explore the data →