XT
RKLZ

XTX Topco’s Defiance Daily Target 2x Short RKLB ETF RKLZ Stock Holding History

XTX Topco’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 		$85.4K Buy
+6,779
New +$276K ﹤0.01% 3568
2026
Q1 		– Sell
-285
Closed -$58.6K – 4586
2025
Q4 		$58.6K Buy
+285
New +$146K ﹤0.01% 2789

Other funds holding RKLZ

Jane Street
Jane Street New York $1.21T AUM 78.12% 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
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

XTX Topco's RKLZ Position: Q2 2026 in Review

XTX Topco opened a new position in Defiance Daily Target 2x Short RKLB ETF (RKLZ) in Q2 2026: 6,779 shares worth $85.4K. The stake represents ﹤0.01% of the portfolio and ranks #3568 among its holdings. This is a return to the name: XTX Topco previously reported a position in RKLZ as recently as Q4 2025.

XTX Topco first reported a position in RKLZ in Q4 2025 and has held it in 2 quarters since. 13 funds tracked by Wall St. Rank hold RKLZ as of Q2 2026.

  • XTX Topco held 6,779 shares of Defiance Daily Target 2x Short RKLB ETF worth $85.4K as of Q2 2026.
  • Defiance Daily Target 2x Short RKLB ETF was a new XTX Topco position in Q2 2026.
  • Defiance Daily Target 2x Short RKLB ETF made up ﹤0.01% of XTX Topco's portfolio in Q2 2026, its #3568 holding.
  • XTX Topco first reported a position in Defiance Daily Target 2x Short RKLB ETF in Q4 2025 and has held it in 2 quarters since.
  • 13 funds tracked by Wall St. Rank held Defiance Daily Target 2x Short RKLB ETF as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.