T. Rowe Price Associates
AMTM

T. Rowe Price Associates’s Amentum Holdings AMTM Stock Holding History

T. Rowe Price Associates’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 		$3.15M Buy
152,081
+6,828
+5% +$165K ﹤0.01% 1786
2026
Q1 		$3.79M Buy
145,253
+15,771
+12% +$495K ﹤0.01% 1539
2025
Q4 		$3.76M Buy
129,482
+11,307
+10% +$289K ﹤0.01% 1494
2025
Q3 		$2.83M Buy
118,175
+12,028
+11% +$293K ﹤0.01% 1594
2025
Q2 		$2.51M Buy
106,147
+18,046
+20% +$377K ﹤0.01% 1549
2025
Q1 		$1.6M Buy
88,101
+25,975
+42% +$529K ﹤0.01% 1718
2024
Q4 		$1.31M Sell
62,126
-112,432
-64% -$2.91M ﹤0.01% 1855
2024
Q3 		$5.63M Buy
+174,558
New +$4.97M ﹤0.01% 1257

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

T. Rowe Price Associates's AMTM Position: Q2 2026 in Review

T. Rowe Price Associates increased its Amentum Holdings (AMTM) stake by 4.7% in Q2 2026, buying an estimated $165K and bringing the position to 152,081 shares worth $3.15M. The position accounts for ﹤0.01% of the portfolio, ranked #1786.

T. Rowe Price Associates first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $5.63M in Q3 2024. 464 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • T. Rowe Price Associates held 152,081 shares of Amentum Holdings worth $3.15M as of Q2 2026.
  • T. Rowe Price Associates bought 6,828 Amentum Holdings shares in Q2 2026, an estimated $165K.
  • Amentum Holdings made up ﹤0.01% of T. Rowe Price Associates's portfolio in Q2 2026, its #1786 holding.
  • T. Rowe Price Associates first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
  • T. Rowe Price Associates's Amentum Holdings position peaked at $5.63M in Q3 2024.
  • 464 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on T. Rowe Price Associates's 13F filing for Q2 2026, filed 14 Aug 2026.