Jane Street’s ProShares UltraShort MSCI Brazil Capped BZQ Stock Holding History

Jane Street’s Portfolio BZQ Stock Details BZQ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2020 Q4	–	Sell	-663	Closed	-$182K	–	7503
2020 Q3	$182K	Buy	+663	New	+$157K	﹤0.01%	6489
2019 Q1	–	Sell	-444	Closed	-$255K	–	5030
2018 Q4	$255K	Buy	444 +113	+34%	+$67.1K	﹤0.01%	4242
2018 Q3	$277K	Buy	+331	New	+$291K	﹤0.01%	4312
2015 Q2	–	Sell	-183	Closed	-$739K	–	3639
2015 Q1	$739K	Sell	183 -305	-63%	-$1.11M	0.01%	1647
2014 Q4	$1.6M	Sell	488 -767	-61%	-$2.24M	0.01%	777
2014 Q3	$3.5M	Buy	1,255 +357	+40%	+$806K	0.04%	388
2014 Q2	$2.21M	Buy	898 +248	+38%	+$641K	0.03%	505
2014 Q1	$1.94M	Buy	650 +572	+733%	+$2.12M	0.02%	588
2013 Q4	$248K	Buy	+78	New	+$232K	﹤0.01%	1830

Other funds holding BZQ

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

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

Jane Street's BZQ Position: Q4 2025 in Review

Jane Street sold out of ProShares UltraShort MSCI Brazil Capped (BZQ) in Q4 2025, closing a stake of 6,327 shares — an estimated $227K sold.

Jane Street first reported a position in BZQ in Q2 2013 and held it in 28 quarters. The position peaked at $6.36M in Q4 2014. 2 funds tracked by Wall St. Rank hold BZQ as of Q4 2025.

Jane Street reported no remaining ProShares UltraShort MSCI Brazil Capped position as of Q4 2025 after selling out during the quarter.
Jane Street sold 6,327 ProShares UltraShort MSCI Brazil Capped shares in Q4 2025, an estimated $227K.
Jane Street first reported a position in ProShares UltraShort MSCI Brazil Capped in Q2 2013 and held it in 28 quarters.
Jane Street's ProShares UltraShort MSCI Brazil Capped position peaked at $6.36M in Q4 2014.
2 funds tracked by Wall St. Rank held ProShares UltraShort MSCI Brazil Capped as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.