CIBC Asset Management
AMTM

CIBC Asset Management’s Amentum Holdings AMTM Stock Holding History

CIBC Asset 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 		$481K Sell
18,435
-451
-2% -$14.2K ﹤0.01% 812
2025
Q4 		$548K Buy
18,886
+4,906
+35% +$125K ﹤0.01% 786
2025
Q3 		$335K Sell
13,980
-12
-0.1% -$292 ﹤0.01% 889
2025
Q2 		$330K Buy
13,992
+839
+6% +$17.5K ﹤0.01% 861
2025
Q1 		$239K Buy
13,153
+917
+7% +$18.7K ﹤0.01% 975
2024
Q4 		$257K Sell
12,236
-5,981
-33% -$155K ﹤0.01% 960
2024
Q3 		$587K Buy
+18,217
New +$519K ﹤0.01% 721

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