Jane Street’s Optimize Strategy Index ETF OPTZ Stock Holding History

Jane Street’s Portfolio OPTZ Stock Details OPTZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-24,416	Closed	-$755K	–	11977
2025 Q2	$755K	Buy	+24,416	New	+$686K	﹤0.01%	6144
2024 Q3	–	Sell	-12,850	Closed	-$345K	–	10566
2024 Q2	$345K	Buy	+12,850	New	+$339K	﹤0.01%	7576

Other funds holding OPTZ

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Jane Street's OPTZ Position: Q3 2025 in Review

Jane Street sold out of Optimize Strategy Index ETF (OPTZ) in Q3 2025, closing a stake of 24,416 shares — an estimated $755K sold.

Jane Street first reported a position in OPTZ in Q2 2024 and held it in 2 quarters. The position peaked at $755K in Q2 2025. 2 funds tracked by Wall St. Rank hold OPTZ as of Q3 2025.

Jane Street reported no remaining Optimize Strategy Index ETF position as of Q3 2025 after selling out during the quarter.
Jane Street sold 24,416 Optimize Strategy Index ETF shares in Q3 2025, an estimated $755K.
Jane Street first reported a position in Optimize Strategy Index ETF in Q2 2024 and held it in 2 quarters.
Jane Street's Optimize Strategy Index ETF position peaked at $755K in Q2 2025.
2 funds tracked by Wall St. Rank held Optimize Strategy Index ETF as of Q3 2025.

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