Ken Griffin
RGTZ

Ken Griffin’s Defiance Daily Target 2x Short RGTI ETF RGTZ Stock Holding History

Ken Griffin’s Portfolio RGTZ Stock Details RGTZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-54,178
Closed -$1.2M – 14806
2025
Q4 		$1.18M Buy
+54,178
New +$1.04M ﹤0.01% 7021

Other funds holding RGTZ

SG
StoneX Group New York $1.86B AUM 21.3% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return
MA
MYDA Advisors Woodmere, New York $608M AUM 77.08% 1-Year Est. Return
SRL
Scientech Research LLC Jersey City, New Jersey $120M AUM 73.62% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
WSFS
Wilmington Savings Fund Society Wilmington, Delaware $4.48B AUM 24.77% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

Ken Griffin's RGTZ Position: Q1 2026 in Review

Ken Griffin sold out of Defiance Daily Target 2x Short RGTI ETF (RGTZ) in Q1 2026, closing a stake of 54,178 shares — an estimated $1.2M sold.

Ken Griffin first reported a position in RGTZ in Q4 2025 and held it in 1 quarter. The position peaked at $1.18M in Q4 2025. 10 funds tracked by Wall St. Rank hold RGTZ as of Q1 2026.

  • Ken Griffin reported no remaining Defiance Daily Target 2x Short RGTI ETF position as of Q1 2026 after selling out during the quarter.
  • Ken Griffin sold 54,178 Defiance Daily Target 2x Short RGTI ETF shares in Q1 2026, an estimated $1.2M.
  • Ken Griffin first reported a position in Defiance Daily Target 2x Short RGTI ETF in Q4 2025 and held it in 1 quarter.
  • Ken Griffin's Defiance Daily Target 2x Short RGTI ETF position peaked at $1.18M in Q4 2025.
  • 10 funds tracked by Wall St. Rank held Defiance Daily Target 2x Short RGTI ETF as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.