Jane Street’s T-Rex 2X Inverse MSTR Daily Target ETF MSTZ Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-342,583	Closed	-$4.81M	–	6866
2025 Q1	$4.81M	Buy	342,583 +89,821	+36%	+$1.26M	﹤0.01%	1409
2024 Q4	$7.1M	Buy	252,762 +251,891	+28,920%	+$7.08M	﹤0.01%	927
2024 Q3	$244K	Buy	+871	New	+$244K	﹤0.01%	5065