OneStream, Inc.(OS) - 2025 Q4 - Annual Results

Exhibit 99.1 OneStream Announces Fourth Quarter and Fiscal Year 2025 Financial Results BIRMINGHAM, Mich., OneStream, Inc. (Nasdaq: OS), the leading enterprise Finance management platform that modernizes the Office of the CFO by unifying core finance and operational functions -- including financial close, consolidation, reporting, planning and forecasting -- today announced financial results for its fourth quarter and fiscal year ended December 31, 2025. Fourth Quarter 2025 Financial Highlights Fiscal Year 2 ...