Jane Street’s ProShares Ultra MSCI Japan EZJ Stock Holding History

Jane Street’s Portfolio EZJ Stock Details EZJ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2014 Q1	–	Sell	-12,600	Closed	-$382K	–	2778
2013 Q4	$382K	Sell	12,600 -6,000	-32%	-$174K	0.01%	1444
2013 Q3	$542K	Buy	+18,600	New	+$513K	0.01%	1635

Other funds holding EZJ

SG Americas Securities New York $179B AUM 65.34% 1-Year Est. Return

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

FTUS

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

MGIA

Moneta Group Investment Advisors St Louis, Missouri $13.5B AUM 24.62% 1-Year Est. Return

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

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Jane Street's EZJ Position: Q2 2026 in Review

Jane Street opened a new position in ProShares Ultra MSCI Japan (EZJ) in Q2 2026: 3,966 shares worth $257K. The stake represents ﹤0.01% of the portfolio and ranks #9548 among its holdings. This is a return to the name: Jane Street previously reported a position in EZJ as recently as Q3 2025.

Jane Street first reported a position in EZJ in Q2 2013 and has held it in 25 quarters since. The position peaked at $3.25M in Q3 2013. 7 funds tracked by Wall St. Rank hold EZJ as of Q2 2026.

Jane Street held 3,966 shares of ProShares Ultra MSCI Japan worth $257K as of Q2 2026.
ProShares Ultra MSCI Japan was a new Jane Street position in Q2 2026.
ProShares Ultra MSCI Japan made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #9548 holding.
Jane Street first reported a position in ProShares Ultra MSCI Japan in Q2 2013 and has held it in 25 quarters since.
Jane Street's ProShares Ultra MSCI Japan position peaked at $3.25M in Q3 2013.
7 funds tracked by Wall St. Rank held ProShares Ultra MSCI Japan as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.