Ray Dalio
AMTM icon

Ray Dalio’s Amentum Holdings AMTM Stock Holding History

Ray Dalio’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 		$976K Buy
47,223
+30,171
+177% +$730K ﹤0.01% 842
2026
Q1 		$445K Sell
17,052
-1,199
-7% -$37.6K ﹤0.01% 901
2025
Q4 		$529K Buy
+18,251
New +$467K ﹤0.01% 965
2024
Q4 		– Sell
-48,532
Closed -$1.57M – 849
2024
Q3 		$1.57M Buy
+48,532
New +$1.38M 0.01% 546

Other funds holding AMTM

American Securities
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
Frontier Capital Management
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return

Ray Dalio's AMTM Position: Q2 2026 in Review

Ray Dalio increased its Amentum Holdings (AMTM) stake by 177% in Q2 2026, buying an estimated $730K and bringing the position to 47,223 shares worth $976K. The position accounts for ﹤0.01% of the portfolio, ranked #842.

Ray Dalio first reported a position in AMTM in Q3 2024 and has held it in 4 quarters since. The position peaked at $1.57M in Q3 2024. 464 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Ray Dalio held 47,223 shares of Amentum Holdings worth $976K as of Q2 2026.
  • Ray Dalio bought 30,171 Amentum Holdings shares in Q2 2026, an estimated $730K.
  • Amentum Holdings made up ﹤0.01% of Ray Dalio's portfolio in Q2 2026, its #842 holding.
  • Ray Dalio first reported a position in Amentum Holdings in Q3 2024 and has held it in 4 quarters since.
  • Ray Dalio's Amentum Holdings position peaked at $1.57M in Q3 2024.
  • 464 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

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