EGM
AMTM

Engineers Gate Manager’s Amentum Holdings AMTM Stock Holding History

Engineers Gate Manager’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
2025
Q4 		– Sell
-125,542
Closed -$3.01M – 2639
2025
Q3 		$3.01M Buy
+125,542
New +$3.06M 0.03% 572
2025
Q2 		– Sell
-53,830
Closed -$980K – 2612
2025
Q1 		$980K Buy
+53,830
New +$1.1M 0.02% 1069

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
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Focus Partners Wealth
Focus Partners Wealth Boston, Massachusetts $97.6B AUM 29.43% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Engineers Gate Manager's AMTM Position: Q4 2025 in Review

Engineers Gate Manager sold out of Amentum Holdings (AMTM) in Q4 2025, closing a stake of 125,542 shares — an estimated $3.01M sold.

Engineers Gate Manager first reported a position in AMTM in Q1 2025 and held it in 2 quarters. The position peaked at $3.01M in Q3 2025. 483 funds tracked by Wall St. Rank hold AMTM as of Q4 2025.

  • Engineers Gate Manager reported no remaining Amentum Holdings position as of Q4 2025 after selling out during the quarter.
  • Engineers Gate Manager sold 125,542 Amentum Holdings shares in Q4 2025, an estimated $3.01M.
  • Engineers Gate Manager first reported a position in Amentum Holdings in Q1 2025 and held it in 2 quarters.
  • Engineers Gate Manager's Amentum Holdings position peaked at $3.01M in Q3 2025.
  • 483 funds tracked by Wall St. Rank held Amentum Holdings as of Q4 2025.

Based on Engineers Gate Manager's 13F filing for Q4 2025, filed 17 Feb 2026.