Jane Street’s Amentum Holdings, Inc. AMTM Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-601,760	Closed	-$11M	–	6872
2025 Q1	$11M	Buy	601,760 +574,270	+2,089%	+$10.5M	﹤0.01%	765
2024 Q4	$578K	Sell	27,490 -29,657	-52%	-$624K	﹤0.01%	3757
2024 Q3	$1.84M	Buy	+57,147	New	+$1.84M	﹤0.01%	2522