Stem Hits Profitability Milestone as AI Software Pivot Drives Record Margins
Stem (STEM) achieved its first full-year positive adjusted EBITDA in 2025, signaling a successful transition from low-margin battery hardware to high-margin AI software and services. This trend of financial maturation is echoed across the AI sector, with companies like Riskified and Everspin reporting record margins and increased adoption of recurring revenue models.