BlackLine (BL) Plummets 5% on Q4 Revenue Beat But Weaker Cash Flow and Guidance

BlackLine (NASDAQ:BL) closed down 5% after Q4 2025 results: revenue of $183.2 million and adjusted EPS of $0.63 beat expectations, but the total customer count fell to 4,394 from 4,424, and the free cash flow margin narrowed to 10.9%. Guidance for Q1 2026 missed estimates despite a full-year profit forecast exceeding expectations. The stock is volatile, with 10+5% moves in the past year, and is down 21.9% YTD, trading 33.7% below its 52-week high of $63.40. The broader AI agentic trend, exemplified by Anthropic’s Claude Opus 4.6 and OpenAI’s Frontier platforms, raises concerns about legacy seat-based licensing being cannibalized by API-driven, autonomous workflows, pressuring recurring revenue for software companies.