Jim Simons’s Tradr 2X Short IREN Daily ETF IREZ Stock Holding History

Jim Simons’s Portfolio IREZ Stock Details IREZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$217K	Buy	+2,400	New	+$182K	﹤0.01%	2894

Other funds holding IREZ

Jump Financial Chicago, Illinois $7.5B AUM 33.9% 1-Year Est. Return

Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return

Simplex Trading Chicago, Illinois $171B AUM 85% 1-Year Est. Return

MASUI

MIRAE ASSET SECURITIES (USA) INC. New York $3.58B AUM 45.67% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return

Jim Simons's IREZ Position: Q1 2026 in Review

Jim Simons opened a new position in Tradr 2X Short IREN Daily ETF (IREZ) in Q1 2026: 2,400 shares worth $217K. The stake represents ﹤0.01% of the portfolio and ranks #2894 among its holdings.

10 funds tracked by Wall St. Rank hold IREZ as of Q1 2026.

Jim Simons held 2,400 shares of Tradr 2X Short IREN Daily ETF worth $217K as of Q1 2026.
Tradr 2X Short IREN Daily ETF was a new Jim Simons position in Q1 2026.
Tradr 2X Short IREN Daily ETF made up ﹤0.01% of Jim Simons's portfolio in Q1 2026, its #2894 holding.
10 funds tracked by Wall St. Rank held Tradr 2X Short IREN Daily ETF as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.