Capital Fund Management (CFM)
AMTM

Capital Fund Management (CFM)’s Amentum Holdings AMTM Stock Holding History

Capital Fund Management (CFM)’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
-11,300
Closed -$271K – 2739
2025
Q3 		$271K Sell
11,300
-5,400
-32% -$131K ﹤0.01% 2392
2025
Q2 		$394K Buy
+16,700
New +$349K ﹤0.01% 2237

Other funds holding AMTM

AS
American Securities New York $3.93B AUM 52.22% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Capital Fund Management (CFM)'s AMTM Position: Q1 2026 in Review

Capital Fund Management (CFM) sold out of Amentum Holdings (AMTM) in Q1 2026, closing a stake of 36,812 shares — an estimated $1.07M sold.

Capital Fund Management (CFM) first reported a position in AMTM in Q4 2025 and held it in 1 quarter. The position peaked at $1.07M in Q4 2025. 486 funds tracked by Wall St. Rank hold AMTM as of Q1 2026.

  • Capital Fund Management (CFM) reported no remaining Amentum Holdings position as of Q1 2026 after selling out during the quarter.
  • Capital Fund Management (CFM) sold 36,812 Amentum Holdings shares in Q1 2026, an estimated $1.07M.
  • Capital Fund Management (CFM) first reported a position in Amentum Holdings in Q4 2025 and held it in 1 quarter.
  • Capital Fund Management (CFM)'s Amentum Holdings position peaked at $1.07M in Q4 2025.
  • 486 funds tracked by Wall St. Rank held Amentum Holdings as of Q1 2026.

Based on Capital Fund Management (CFM)'s 13F filing for Q1 2026, filed 14 May 2026.