Hg to Become Majority Shareholder, with Minority Investments from General Atlantic and Tidemark Shareholders to Receive $24.00 Per Share in Cash Transaction Represents a 31% Premium Over Closing Share Price on January 5, 2026 Partnership to Accelerate OneStream's AI Innovation and Scale for Office of the CFO BIRMINGHAM, Mich., Jan. 6, 2026 /PRNewswire/ -- OneStream, Inc. (Nasdaq: OS) ("OneStream" or the "Company"), the leading enterprise Finance management platform that modernizes the Office of the CFO by u ...