Gabelli & Co Investment Advisers’s OneStream Inc OS Stock Holding History

Gabelli & Co Investment Advisers’s Portfolio OS Stock Details OS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-408,372	Closed	-$9.8M	–	364
2026 Q1	$9.8M	Buy	+408,372	New	+$9.58M	1.45%	20

Gabelli & Co Investment Advisers's OS Position: Q2 2026 in Review

Gabelli & Co Investment Advisers sold out of OneStream Inc (OS) in Q2 2026, closing a stake of 408,372 shares — an estimated $9.8M sold.

Gabelli & Co Investment Advisers first reported a position in OS in Q1 2026 and held it in 1 quarter. The position peaked at $9.8M in Q1 2026. 0 funds tracked by Wall St. Rank hold OS as of Q2 2026.

Gabelli & Co Investment Advisers reported no remaining OneStream Inc position as of Q2 2026 after selling out during the quarter.
Gabelli & Co Investment Advisers sold 408,372 OneStream Inc shares in Q2 2026, an estimated $9.8M.
Gabelli & Co Investment Advisers first reported a position in OneStream Inc in Q1 2026 and held it in 1 quarter.
Gabelli & Co Investment Advisers's OneStream Inc position peaked at $9.8M in Q1 2026.
0 funds tracked by Wall St. Rank held OneStream Inc as of Q2 2026.

Based on Gabelli & Co Investment Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.