JF
RKLZ

Jump Financial’s Defiance Daily Target 2x Short RKLB ETF RKLZ Stock Holding History

Jump Financial’s Portfolio RKLZ Stock Details RKLZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$741K Buy
58,829
+31,413
+115% +$1.28M 0.01% 1310
2026
Q1 		$3.32M Buy
+27,416
New +$3.56M 0.04% 465

Other funds holding RKLZ

Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
TSS
Two Sigma Securities New York $1.16B AUM 36.23% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 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
XT
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return

Jump Financial's RKLZ Position: Q2 2026 in Review

Jump Financial increased its Defiance Daily Target 2x Short RKLB ETF (RKLZ) stake by 115% in Q2 2026, buying an estimated $1.28M and bringing the position to 58,829 shares worth $741K. The position accounts for 0.01% of the portfolio, ranked #1310.

Jump Financial first reported a position in RKLZ in Q1 2026 and has held it in 2 quarters since. The position peaked at $3.32M in Q1 2026. 13 funds tracked by Wall St. Rank hold RKLZ as of Q2 2026.

  • Jump Financial held 58,829 shares of Defiance Daily Target 2x Short RKLB ETF worth $741K as of Q2 2026.
  • Jump Financial bought 31,413 Defiance Daily Target 2x Short RKLB ETF shares in Q2 2026, an estimated $1.28M.
  • Defiance Daily Target 2x Short RKLB ETF made up 0.01% of Jump Financial's portfolio in Q2 2026, its #1310 holding.
  • Jump Financial first reported a position in Defiance Daily Target 2x Short RKLB ETF in Q1 2026 and has held it in 2 quarters since.
  • Jump Financial's Defiance Daily Target 2x Short RKLB ETF position peaked at $3.32M in Q1 2026.
  • 13 funds tracked by Wall St. Rank held Defiance Daily Target 2x Short RKLB ETF as of Q2 2026.

Based on Jump Financial's 13F filing for Q2 2026, filed 13 Aug 2026.