LPL Financial
AMTM

LPL Financial’s Amentum Holdings AMTM Stock Holding History

LPL Financial’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 		$1.99M Buy
96,430
+7,630
+9% +$185K ﹤0.01% 3741
2026
Q1 		$2.32M Buy
88,800
+2,122
+2% +$66.6K ﹤0.01% 3369
2025
Q4 		$2.51M Sell
86,678
-4,050
-4% -$104K ﹤0.01% 3179
2025
Q3 		$2.17M Sell
90,728
-5
-0% -$122 ﹤0.01% 3243
2025
Q2 		$2.14M Sell
90,733
-2,289
-2% -$47.8K ﹤0.01% 3057
2025
Q1 		$1.69M Sell
93,022
-25,760
-22% -$525K ﹤0.01% 3103
2024
Q4 		$2.5M Buy
118,782
+14,637
+14% +$378K ﹤0.01% 2666
2024
Q3 		$3.36M Buy
+104,145
New +$2.97M ﹤0.01% 2279

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 $3.37T AUM 44.26% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return

LPL Financial's AMTM Position: Q2 2026 in Review

LPL Financial increased its Amentum Holdings (AMTM) stake by 8.6% in Q2 2026, buying an estimated $185K and bringing the position to 96,430 shares worth $1.99M. The position accounts for ﹤0.01% of the portfolio, ranked #3741.

LPL Financial first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $3.36M in Q3 2024. 461 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • LPL Financial held 96,430 shares of Amentum Holdings worth $1.99M as of Q2 2026.
  • LPL Financial bought 7,630 Amentum Holdings shares in Q2 2026, an estimated $185K.
  • Amentum Holdings made up ﹤0.01% of LPL Financial's portfolio in Q2 2026, its #3741 holding.
  • LPL Financial first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
  • LPL Financial's Amentum Holdings position peaked at $3.36M in Q3 2024.
  • 461 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on LPL Financial's 13F filing for Q2 2026, filed 7 Aug 2026.