MCM
AMTM

Manchester Capital Management’s Amentum Holdings AMTM Stock Holding History

Manchester Capital Management’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 		$290 Hold
14
– – ﹤0.01% 1264
2026
Q1 		$366 Hold
14
– – ﹤0.01% 1255
2025
Q4 		$406 Buy
14
+4
+40% +$102 ﹤0.01% 1278
2025
Q3 		$240 Sell
10
-715
-99% -$17.4K ﹤0.01% 1235
2025
Q2 		$17.1K Sell
725
-602
-45% -$12.6K ﹤0.01% 749
2025
Q1 		$24.2K Buy
1,327
+27
+2% +$550 ﹤0.01% 679
2024
Q4 		$27.3K Hold
1,300
– – ﹤0.01% 660
2024
Q3 		$41.9K Buy
+1,300
New +$37K ﹤0.01% 569

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

Manchester Capital Management's AMTM Position: Q2 2026 in Review

Manchester Capital Management held its Amentum Holdings (AMTM) position steady in Q2 2026 at 14 shares worth $290. The position accounts for ﹤0.01% of the portfolio, ranked #1264.

Manchester Capital Management first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $41.9K in Q3 2024. 462 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Manchester Capital Management held 14 shares of Amentum Holdings worth $290 as of Q2 2026.
  • Manchester Capital Management left its Amentum Holdings share count unchanged in Q2 2026.
  • Amentum Holdings made up ﹤0.01% of Manchester Capital Management's portfolio in Q2 2026, its #1264 holding.
  • Manchester Capital Management first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
  • Manchester Capital Management's Amentum Holdings position peaked at $41.9K in Q3 2024.
  • 462 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Manchester Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.