Invesco
AMTM

Invesco’s Amentum Holdings AMTM Stock Holding History

Invesco’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 		$516M Buy
24,954,251
+3,480,473
+16% +$84.2M 0.04% 358
2026
Q1 		$560M Sell
21,473,778
-360,225
-2% -$11.3M 0.05% 305
2025
Q4 		$633M Sell
21,834,003
-282,832
-1% -$7.23M 0.06% 250
2025
Q3 		$530M Buy
22,116,835
+2,539,594
+13% +$61.8M 0.08% 277
2025
Q2 		$462M Buy
19,577,241
+2,386,131
+14% +$49.9M 0.08% 314
2025
Q1 		$313M Buy
17,191,110
+3,334,871
+24% +$67.9M 0.06% 429
2024
Q4 		$291M Buy
13,856,239
+6,055,638
+78% +$157M 0.05% 458
2024
Q3 		$252M Buy
+7,800,601
New +$222M 0.05% 515

Other funds holding AMTM

AS
American Securities New York $3.75B AUM 23.12% 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 $3.37T AUM 44.26% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return
TCA
Troluce Capital Advisors Dorado, Puerto Rico $971M AUM 2.27% 1-Year Est. Return

Invesco's AMTM Position: Q2 2026 in Review

Invesco increased its Amentum Holdings (AMTM) stake by 16% in Q2 2026, buying an estimated $84.2M and bringing the position to 24,954,251 shares worth $516M. The position accounts for 0.04% of the portfolio, ranked #358.

Invesco first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $633M in Q4 2025. 460 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Invesco held 24,954,251 shares of Amentum Holdings worth $516M as of Q2 2026.
  • Invesco bought 3,480,473 Amentum Holdings shares in Q2 2026, an estimated $84.2M.
  • Amentum Holdings made up 0.04% of Invesco's portfolio in Q2 2026, its #358 holding.
  • Invesco first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
  • Invesco's Amentum Holdings position peaked at $633M in Q4 2025.
  • 460 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Invesco's 13F filing for Q2 2026, filed 14 Aug 2026.