Citadel Advisors’s T-REX 2X Long RBLX Daily Target ETF RBLU Stock Holding History

Citadel Advisors’s Portfolio RBLU Stock Details RBLU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$451K	Buy	50,551 +39,016	+338%	+$333K	﹤0.01%	10118
2026 Q1	$136K	Buy	+11,535	New	+$216K	﹤0.01%	11769

Other funds holding RBLU

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

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

SBI Securities Tokyo, Japan $4.4B AUM 74.26% 1-Year Est. Return

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

TRCT

Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

Citadel Advisors's RBLU Position: Q2 2026 in Review

Citadel Advisors increased its T-REX 2X Long RBLX Daily Target ETF (RBLU) stake by 338% in Q2 2026, buying an estimated $333K and bringing the position to 50,551 shares worth $451K. The position accounts for ﹤0.01% of the portfolio, ranked #10118.

Citadel Advisors first reported a position in RBLU in Q1 2026 and has held it in 2 quarters since. 7 funds tracked by Wall St. Rank hold RBLU as of Q2 2026.

Citadel Advisors held 50,551 shares of T-REX 2X Long RBLX Daily Target ETF worth $451K as of Q2 2026.
Citadel Advisors bought 39,016 T-REX 2X Long RBLX Daily Target ETF shares in Q2 2026, an estimated $333K.
T-REX 2X Long RBLX Daily Target ETF made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #10118 holding.
Citadel Advisors first reported a position in T-REX 2X Long RBLX Daily Target ETF in Q1 2026 and has held it in 2 quarters since.
7 funds tracked by Wall St. Rank held T-REX 2X Long RBLX Daily Target ETF as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.