First Trust Advisors
AMTM

First Trust Advisors’s Amentum Holdings AMTM Stock Holding History

First Trust Advisors’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 		$11.3M Buy
547,907
+319,824
+140% +$7.74M 0.01% 1163
2026
Q1 		$5.95M Sell
228,083
-149,745
-40% -$4.7M ﹤0.01% 1342
2025
Q4 		$11M Buy
377,828
+339,238
+879% +$8.67M 0.01% 1066
2025
Q3 		$924K Buy
+38,590
New +$940K ﹤0.01% 2116
2024
Q4 		– Sell
-514,562
Closed -$16.6M – 2659
2024
Q3 		$16.6M Buy
+514,562
New +$14.7M 0.02% 887

Other funds holding AMTM

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
TCA
Troluce Capital Advisors Dorado, Puerto Rico $971M AUM 2.27% 1-Year Est. Return

First Trust Advisors's AMTM Position: Q2 2026 in Review

First Trust Advisors increased its Amentum Holdings (AMTM) stake by 140% in Q2 2026, buying an estimated $7.74M and bringing the position to 547,907 shares worth $11.3M. The position accounts for 0.01% of the portfolio, ranked #1163.

First Trust Advisors first reported a position in AMTM in Q3 2024 and has held it in 5 quarters since. The position peaked at $16.6M in Q3 2024. 458 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • First Trust Advisors held 547,907 shares of Amentum Holdings worth $11.3M as of Q2 2026.
  • First Trust Advisors bought 319,824 Amentum Holdings shares in Q2 2026, an estimated $7.74M.
  • Amentum Holdings made up 0.01% of First Trust Advisors's portfolio in Q2 2026, its #1163 holding.
  • First Trust Advisors first reported a position in Amentum Holdings in Q3 2024 and has held it in 5 quarters since.
  • First Trust Advisors's Amentum Holdings position peaked at $16.6M in Q3 2024.
  • 458 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on First Trust Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.