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
2026 Q2	$227K	Buy	+4,553	New	+$199K	﹤0.01%	9831
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

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

GRP

Global Retirement Partners San Rafael, California $6.54B AUM

Jane Street's OPTZ Position: Q2 2026 in Review

Jane Street opened a new position in Optimize Strategy Index ETF (OPTZ) in Q2 2026: 4,553 shares worth $227K. The stake represents ﹤0.01% of the portfolio and ranks #9831 among its holdings. This is a return to the name: Jane Street previously reported a position in OPTZ as recently as Q2 2025.

Jane Street first reported a position in OPTZ in Q2 2024 and has held it in 3 quarters since. The position peaked at $755K in Q2 2025. 5 funds tracked by Wall St. Rank hold OPTZ as of Q2 2026.

Jane Street held 4,553 shares of Optimize Strategy Index ETF worth $227K as of Q2 2026.
Optimize Strategy Index ETF was a new Jane Street position in Q2 2026.
Optimize Strategy Index ETF made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #9831 holding.
Jane Street first reported a position in Optimize Strategy Index ETF in Q2 2024 and has held it in 3 quarters since.
Jane Street's Optimize Strategy Index ETF position peaked at $755K in Q2 2025.
5 funds tracked by Wall St. Rank held Optimize Strategy Index ETF as of Q2 2026.

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