CM
AMTM

Caption Management’s Amentum Holdings AMTM Stock Holding History

Caption Management’s Portfolio AMTM Stock Details AMTM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$567K Sell
21,722
-94,778
-81% -$2.97M 0.03% 1179
2025
Q4 		$3.38M Buy
116,500
+75,400
+183% +$1.93M 0.15% 640
2025
Q3 		$984K Buy
+41,100
New +$1M 0.06% 1110
2025
Q2 		– Sell
-68,400
Closed -$1.43M – 2367
2025
Q1 		$1.24M Sell
68,400
-41,451
-38% -$844K 0.06% 841
2024
Q4 		$2.31M Buy
+109,851
New +$2.84M 0.1% 641

Other funds holding AMTM

AS
American Securities New York $3.93B AUM 52.22% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $653B AUM 32.41% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return