EHC
AMTM

Everett Harris & Co’s Amentum Holdings AMTM Stock Holding History

Everett Harris & Co’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
Q3 		– Sell
-10,085
Closed -$238K – 337
2025
Q2 		$238K Sell
10,085
-21,325
-68% -$446K ﹤0.01% 300
2025
Q1 		$572K Sell
31,410
-10,478
-25% -$213K 0.01% 199
2024
Q4 		$881K Sell
41,888
-59,905
-59% -$1.55M 0.01% 150
2024
Q3 		$3.28M Buy
+101,793
New +$2.9M 0.04% 87

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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 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
Kovitz Investment Group Partners
Kovitz Investment Group Partners Chicago, Illinois $4.52B AUM 31.84% 1-Year Est. Return
TSW
Thompson Siegel & Walmsley Richmond, Virginia $5.57B AUM 9.46% 1-Year Est. Return

Everett Harris & Co's AMTM Position: Q3 2025 in Review

Everett Harris & Co sold out of Amentum Holdings (AMTM) in Q3 2025, closing a stake of 10,085 shares — an estimated $238K sold.

Everett Harris & Co first reported a position in AMTM in Q3 2024 and held it in 4 quarters. The position peaked at $3.28M in Q3 2024. 462 funds tracked by Wall St. Rank hold AMTM as of Q3 2025.

  • Everett Harris & Co reported no remaining Amentum Holdings position as of Q3 2025 after selling out during the quarter.
  • Everett Harris & Co sold 10,085 Amentum Holdings shares in Q3 2025, an estimated $238K.
  • Everett Harris & Co first reported a position in Amentum Holdings in Q3 2024 and held it in 4 quarters.
  • Everett Harris & Co's Amentum Holdings position peaked at $3.28M in Q3 2024.
  • 462 funds tracked by Wall St. Rank held Amentum Holdings as of Q3 2025.

Based on Everett Harris & Co's 13F filing for Q3 2025, filed 3 Nov 2025.