JY
IONZ

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
-32,410
Closed -$807K – 14901
2026
Q1 		$807K Buy
+32,410
New +$703K ﹤0.01% 8451
2025
Q4 		– Sell
-70,786
Closed -$2.17M – 14055
2025
Q3 		$2.17M Buy
+70,786
New +$5.67M ﹤0.01% 5591

Other funds holding IONZ

SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
JF
Jump Financial Chicago, Illinois $12.4B AUM 62.79% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
GS
GTS Securities Miami, Florida $4.75B AUM 41.97% 1-Year Est. Return
TSS
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 32,410 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 32,410 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.