Jane Street’s REX Crypto Equity Premium Income ETF CEPI Stock Holding History

Jane Street’s Portfolio CEPI Stock Details CEPI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$384K	Sell	13,479 -16,055	-54%	-$519K	﹤0.01%	8648
2025 Q4	$994K	Buy	+29,534	New	+$1.12M	﹤0.01%	6131
2025 Q3	–	Sell	-12,717	Closed	-$512K	–	12086
2025 Q2	$512K	Sell	12,717 -31,188	-71%	-$1.19M	﹤0.01%	6875
2025 Q1	$1.62M	Buy	43,905 +22,318	+103%	+$1.01M	﹤0.01%	4710
2024 Q4	$1M	Buy	+21,587	New	+$1.07M	﹤0.01%	5382

Other funds holding CEPI

SBI Securities Tokyo, Japan $4.4B AUM 74.25% 1-Year Est. Return

Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return

OMC

Old Mission Capital Chicago, Illinois $6.3B AUM 14.68% 1-Year Est. Return

SPIA

Steward Partners Investment Advisory New York $19.6B AUM 22.89% 1-Year Est. Return

BCM

Brookstone Capital Management Wheaton, Illinois $9.99B AUM 23.61% 1-Year Est. Return

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

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

IWAO

Independence Wealth Advisors (Ohio) Independence, Ohio $188M AUM

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return

Jane Street's CEPI Position: Q1 2026 in Review

Jane Street reduced its REX Crypto Equity Premium Income ETF (CEPI) stake by 54% in Q1 2026, selling an estimated $519K and leaving 13,479 shares worth $384K. The position accounts for ﹤0.01% of the portfolio, ranked #8648.

Jane Street first reported a position in CEPI in Q4 2024 and has held it in 5 quarters since. The position peaked at $1.62M in Q1 2025. 12 funds tracked by Wall St. Rank hold CEPI as of Q1 2026.

Jane Street held 13,479 shares of REX Crypto Equity Premium Income ETF worth $384K as of Q1 2026.
Jane Street sold 16,055 REX Crypto Equity Premium Income ETF shares in Q1 2026, an estimated $519K.
REX Crypto Equity Premium Income ETF made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #8648 holding.
Jane Street first reported a position in REX Crypto Equity Premium Income ETF in Q4 2024 and has held it in 5 quarters since.
Jane Street's REX Crypto Equity Premium Income ETF position peaked at $1.62M in Q1 2025.
12 funds tracked by Wall St. Rank held REX Crypto Equity Premium Income ETF as of Q1 2026.

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