Jim Simons’s Defiance Daily Target 2x Short RKLB ETF RKLZ Stock Holding History

Jim Simons’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	$27.5K	Buy	+2,180	New	+$88.9K	﹤0.01%	3079

Other funds holding RKLZ

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Jump Financial Chicago, Illinois $12.4B AUM 62.79% 1-Year Est. Return

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

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

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

Two Sigma Securities New York $1.16B AUM 36.23% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return

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

Jim Simons's RKLZ Position: Q2 2026 in Review

Jim Simons opened a new position in Defiance Daily Target 2x Short RKLB ETF (RKLZ) in Q2 2026: 2,180 shares worth $27.5K. The stake represents ﹤0.01% of the portfolio and ranks #3079 among its holdings.

13 funds tracked by Wall St. Rank hold RKLZ as of Q2 2026.

Jim Simons held 2,180 shares of Defiance Daily Target 2x Short RKLB ETF worth $27.5K as of Q2 2026.
Defiance Daily Target 2x Short RKLB ETF was a new Jim Simons position in Q2 2026.
Defiance Daily Target 2x Short RKLB ETF made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #3079 holding.
13 funds tracked by Wall St. Rank held Defiance Daily Target 2x Short RKLB ETF as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.