Canada Pension Plan Investment Board
AMTM

Canada Pension Plan Investment Board’s Amentum Holdings AMTM Stock Holding History

Canada Pension Plan Investment Board’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
Q2 		– Sell
-11,594
Closed -$302K – 1887
2026
Q1 		$302K Sell
11,594
-21,400
-65% -$672K ﹤0.01% 1416
2025
Q4 		$957K Buy
32,994
+24,900
+308% +$637K ﹤0.01% 1081
2025
Q3 		$194K Hold
8,094
– – ﹤0.01% 1120
2025
Q2 		$191K Buy
+8,094
New +$169K ﹤0.01% 1107
2025
Q1 		– Sell
-16,854
Closed -$354K – 1505
2024
Q4 		$354K Sell
16,854
-171,178
-91% -$4.42M ﹤0.01% 1122
2024
Q3 		$6.06M Buy
+188,032
New +$5.36M 0.01% 663

Other funds holding AMTM

AS
American Securities New York $3.75B AUM 23.12% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return

Canada Pension Plan Investment Board's AMTM Position: Q2 2026 in Review

Canada Pension Plan Investment Board sold out of Amentum Holdings (AMTM) in Q2 2026, closing a stake of 11,594 shares — an estimated $302K sold.

Canada Pension Plan Investment Board first reported a position in AMTM in Q3 2024 and held it in 6 quarters. The position peaked at $6.06M in Q3 2024. 464 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Canada Pension Plan Investment Board reported no remaining Amentum Holdings position as of Q2 2026 after selling out during the quarter.
  • Canada Pension Plan Investment Board sold 11,594 Amentum Holdings shares in Q2 2026, an estimated $302K.
  • Canada Pension Plan Investment Board first reported a position in Amentum Holdings in Q3 2024 and held it in 6 quarters.
  • Canada Pension Plan Investment Board's Amentum Holdings position peaked at $6.06M in Q3 2024.
  • 464 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Canada Pension Plan Investment Board's 13F filing for Q2 2026, filed 14 Aug 2026.