Jane Street’s iTeos Therapeutics ITOS Stock Holding History

Jane Street’s Portfolio ITOS Stock Details ITOS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-116,000	Closed	-$1.16M	–	11268
2025 Q2	$1.16M	Buy	+116,000	New	+$934K	﹤0.01%	5343
2025 Q1	–	Sell	-162,500	Closed	-$1.25M	–	9999
2024 Q4	$1.25M	Sell	162,500 -939,100	-85%	-$8.07M	﹤0.01%	4970
2024 Q3	$11.2M	Buy	+1,101,600	New	+$16.8M	﹤0.01%	1793

Other funds holding ITOS

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Jane Street's ITOS Position: Q3 2025 in Review

Jane Street sold out of iTeos Therapeutics (ITOS) in Q3 2025, closing a stake of 22,999 shares — an estimated $229K sold.

Jane Street first reported a position in ITOS in Q1 2021 and held it in 14 quarters. The position peaked at $2.37M in Q2 2024. 1 fund tracked by Wall St. Rank holds ITOS as of Q3 2025.

Jane Street reported no remaining iTeos Therapeutics position as of Q3 2025 after selling out during the quarter.
Jane Street sold 22,999 iTeos Therapeutics shares in Q3 2025, an estimated $229K.
Jane Street first reported a position in iTeos Therapeutics in Q1 2021 and held it in 14 quarters.
Jane Street's iTeos Therapeutics position peaked at $2.37M in Q2 2024.
1 fund tracked by Wall St. Rank held iTeos Therapeutics as of Q3 2025.

Based on Jane Street's 13F filing for Q3 2025, filed 14 Nov 2025.