Group One Trading
IONZ

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

Group One 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 		$121K Buy
500
+400
+400% +$27.1K ﹤0.01% 4688
2026
Q1 		$13.1K Sell
100
-11,930
-99% -$2.59M ﹤0.01% 6210
2025
Q4 		$1.8M Buy
+12,030
New +$2.81M ﹤0.01% 2375

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

Group One Trading's IONZ Position: Q2 2026 in Review

Group One Trading reduced its Defiance Daily Target 2x Short IONQ ETF (IONZ) stake by 45% in Q2 2026, selling an estimated $678 and leaving 12 shares worth $306. The position accounts for ﹤0.01% of the portfolio, ranked #7347.

Group One Trading first reported a position in IONZ in Q1 2026 and has held it in 2 quarters since. The position peaked at $5.45K in Q1 2026. 18 funds tracked by Wall St. Rank hold IONZ as of Q2 2026.

  • Group One Trading held 12 shares of Defiance Daily Target 2x Short IONQ ETF worth $306 as of Q2 2026.
  • Group One Trading sold 10 Defiance Daily Target 2x Short IONQ ETF shares in Q2 2026, an estimated $678.
  • Defiance Daily Target 2x Short IONQ ETF made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #7347 holding.
  • Group One Trading first reported a position in Defiance Daily Target 2x Short IONQ ETF in Q1 2026 and has held it in 2 quarters since.
  • Group One Trading's Defiance Daily Target 2x Short IONQ ETF position peaked at $5.45K in Q1 2026.
  • 18 funds tracked by Wall St. Rank held Defiance Daily Target 2x Short IONQ ETF as of Q2 2026.

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