William Blair & Company’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	$1.34M	Buy	56,568 +2,368	+4%	+$55.9K	﹤0.01%	814
2025 Q1	$986K	Sell	54,200 -2,219	-4%	-$40.4K	﹤0.01%	889
2024 Q4	$1.19M	Buy	56,419 +26,982	+92%	+$567K	﹤0.01%	843
2024 Q3	$949K	Buy	+29,437	New	+$949K	﹤0.01%	919