Hg Takes OneStream Private Less Than Two Years After IPO – Merger Arbitrage Mondays

OneStream, Inc. (OS): $23.62

Market Cap: $6.23B

Deal Value: $6.4B

Financial software maker OneStream entered a merger agreement on January 6, 2026, to be acquired by Hg Capital for $6.4 billion in cash.

OneStream shareholders will receive $24 per share in cash, representing a 30.51% premium from the stock’s last close. The deal has a spread of 1.61% with an annualized return of 3.43%, and is expected to close in the first half of 2026.

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