In connection with the Reorganization Transactions, OneStream, Inc. became the sole manager of OneStream Software LLC and accordingly consolidates the results of operations of OneStream Software LLC. The non-controlling interests balance on the Company’s condensed consolidated balance sheets represents the portion of LLC Units owned by the Continuing Members. Net loss is attributed to the non-controlling interests based on the weighted-average ownership percentages of LLC Units outstanding during the period, excluding LLC Units that are subject to vesting conditions. As of June 30, 2025, the non-controlling interests in OneStream Software LLC owned 23.1% with the remaining 76.9% owned by OneStream, Inc.

The ownership of the LLC Units is summarized as follows:


	Ownership							Ownership Percentage
	OneStream, Inc.		Continuing Members(1)			Total		OneStream, Inc.			Continuing Members(1)			Total
Balances as of December 31, 2024		173,652,398		62,857,813			236,510,211		73.4	%		26.6	%		100.0	%
Exchange of Class C common stock		7,433,218		(7,433,218	)		—		3.1	%		(3.1	)%		—
Vesting of LLC Units		—		365,295			365,295		—			—			—
Issuance of LLC Units in connection with equity-based compensation plans		5,143,745		—			5,143,745		0.4	%		(0.4	)%		—
Balances as of June 30, 2025		186,229,361		55,789,890			242,019,251		76.9	%		23.1	%		100.0	%

(1) Excludes 706,511 and 1,071,806 LLC Units still subject to vesting conditions at June 30, 2025 and December 31, 2024, respectively.