Stem(STEM) - 2025 Q4 - Annual Results

Exhibit 99 Stem Announces Fourth Quarter and Full Year 2025 Results Delivered Transformative 2025, Achieving First-Ever Full Year Positive Adjusted EBITDA Software-Centric Strategy Drives Revenue Growth, Record Margins, and Significant Cost Reductions Introducing 2026 Guidance, Targeting ~85% Adjusted EBITDA Growth and 10% ARR Expansion Financial Highlights - Full Year 2025 Financial Highlights – Fourth Quarter 2025 Operating Highlights – Fourth Quarter 2025 and Full Year 2025 HOUSTON – March 4, 2026 – Stem ...