Jane Street
IREX

Jane Street’s Tradr 2X Long IREN Daily ETF IREX Stock Holding History

Jane Street’s Portfolio IREX Stock Details IREX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$363K Buy
+20,938
New +$784K ﹤0.01% 8798

Other funds holding IREX

UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
SRL
Scientech Research LLC Jersey City, New Jersey $120M AUM 73.62% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Belvedere Trading
Belvedere Trading Chicago, Illinois $84.4B AUM 52.68% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return

Jane Street's IREX Position: Q1 2026 in Review

Jane Street opened a new position in Tradr 2X Long IREN Daily ETF (IREX) in Q1 2026: 20,938 shares worth $363K. The stake represents ﹤0.01% of the portfolio and ranks #8798 among its holdings.

7 funds tracked by Wall St. Rank hold IREX as of Q1 2026.

  • Jane Street held 20,938 shares of Tradr 2X Long IREN Daily ETF worth $363K as of Q1 2026.
  • Tradr 2X Long IREN Daily ETF was a new Jane Street position in Q1 2026.
  • Tradr 2X Long IREN Daily ETF made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #8798 holding.
  • 7 funds tracked by Wall St. Rank held Tradr 2X Long IREN Daily ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.