Jeff Yass’s Defiance Daily Target 2x Short IONQ ETF IONZ Stock Holding History

Jeff Yass’s Portfolio IONZ Stock Details IONZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-3,241	Closed	-$807K	–	14901
2026 Q1	$807K	Buy	+3,241	New	+$703K	﹤0.01%	8451
2025 Q4	–	Sell	-7,079	Closed	-$2.17M	–	14055
2025 Q3	$2.17M	Buy	+7,079	New	+$5.67M	﹤0.01%	5591

Other funds holding IONZ

StoneX Group New York $2.75B AUM 24.13% 1-Year Est. Return

Jump Financial Chicago, Illinois $12.4B AUM 62.79% 1-Year Est. Return

Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return

Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return

IMC Chicago Chicago, Illinois $483B AUM 41.26% 1-Year Est. Return

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

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

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

GTS Securities Miami, Florida $4.75B AUM 41.97% 1-Year Est. Return

Two Sigma Securities New York $1.16B AUM 36.23% 1-Year Est. Return

Jeff Yass's IONZ Position: Q2 2026 in Review

Jeff Yass sold out of Defiance Daily Target 2x Short IONQ ETF (IONZ) in Q2 2026, closing a stake of 3,241 shares — an estimated $807K sold.

Jeff Yass first reported a position in IONZ in Q3 2025 and held it in 2 quarters. The position peaked at $2.17M in Q3 2025. 18 funds tracked by Wall St. Rank hold IONZ as of Q2 2026.

Jeff Yass reported no remaining Defiance Daily Target 2x Short IONQ ETF position as of Q2 2026 after selling out during the quarter.
Jeff Yass sold 3,241 Defiance Daily Target 2x Short IONQ ETF shares in Q2 2026, an estimated $807K.
Jeff Yass first reported a position in Defiance Daily Target 2x Short IONQ ETF in Q3 2025 and held it in 2 quarters.
Jeff Yass's Defiance Daily Target 2x Short IONQ ETF position peaked at $2.17M in Q3 2025.
18 funds tracked by Wall St. Rank held Defiance Daily Target 2x Short IONQ ETF as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.