Simplex Trading
IONZ

Simplex Trading’s Defiance Daily Target 2x Short IONQ ETF IONZ Stock Holding History

Simplex Trading’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 		$380 Buy
148
+141
+2,014% +$956 ﹤0.01% 8993
2026
Q1 		$174 Sell
7
-193
-97% -$4.19K ﹤0.01% 8845
2025
Q4 		$4.53K Buy
+200
New +$4.67K ﹤0.01% 7485

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 40.89% 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

Simplex Trading's IONZ Position: Q2 2026 in Review

Simplex Trading increased its Defiance Daily Target 2x Short IONQ ETF (IONZ) stake by 2,014% in Q2 2026, buying an estimated $956 and bringing the position to 148 shares worth $380. The position accounts for ﹤0.01% of the portfolio, ranked #8993.

Simplex Trading first reported a position in IONZ in Q4 2025 and has held it in 3 quarters since. The position peaked at $4.53K in Q4 2025. 18 funds tracked by Wall St. Rank hold IONZ as of Q2 2026.

  • Simplex Trading held 148 shares of Defiance Daily Target 2x Short IONQ ETF worth $380 as of Q2 2026.
  • Simplex Trading bought 141 Defiance Daily Target 2x Short IONQ ETF shares in Q2 2026, an estimated $956.
  • Defiance Daily Target 2x Short IONQ ETF made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #8993 holding.
  • Simplex Trading first reported a position in Defiance Daily Target 2x Short IONQ ETF in Q4 2025 and has held it in 3 quarters since.
  • Simplex Trading's Defiance Daily Target 2x Short IONQ ETF position peaked at $4.53K in Q4 2025.
  • 18 funds tracked by Wall St. Rank held Defiance Daily Target 2x Short IONQ ETF as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.