Jane Street’s OneStream Inc OS Stock Holding History

Jane Street’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	-9,500	Closed	-$228K	–	13447
2026 Q1	$228K	Sell	9,500 -3,700	-28%	-$86.8K	﹤0.01%	9844
2025 Q4	$243K	Sell	13,200 -18,500	-58%	-$353K	﹤0.01%	9312
2025 Q3	$584K	Sell	31,700 -30,200	-49%	-$663K	﹤0.01%	7516
2025 Q2	$1.75M	Sell	61,900 -274,600	-82%	-$6.84M	﹤0.01%	4634
2025 Q1	$7.18M	Buy	336,500 +326,500	+3,265%	+$8.37M	﹤0.01%	2408
2024 Q4	$285K	Sell	10,000 -53,200	-84%	-$1.63M	﹤0.01%	7816
2024 Q3	$2.14M	Buy	+63,200	New	+$1.86M	﹤0.01%	4342

Jane Street's OS Position: Q2 2026 in Review

Jane Street sold out of OneStream Inc (OS) in Q2 2026, closing a stake of 106,508 shares — an estimated $2.56M sold.

Jane Street first reported a position in OS in Q4 2024 and held it in 5 quarters. The position peaked at $5.22M in Q2 2025. 0 funds tracked by Wall St. Rank hold OS as of Q2 2026.

Jane Street reported no remaining OneStream Inc position as of Q2 2026 after selling out during the quarter.
Jane Street sold 106,508 OneStream Inc shares in Q2 2026, an estimated $2.56M.
Jane Street first reported a position in OneStream Inc in Q4 2024 and held it in 5 quarters.
Jane Street's OneStream Inc position peaked at $5.22M in Q2 2025.
0 funds tracked by Wall St. Rank held OneStream Inc as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.