Charles Schwab
AMTM

Charles Schwab’s Amentum Holdings AMTM Stock Holding History

Charles Schwab’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 		$43.8M Buy
2,120,102
+52,172
+3% +$1.26M 0.01% 1339
2026
Q1 		$53.9M Buy
2,067,930
+115,928
+6% +$3.64M 0.01% 1104
2025
Q4 		$56.6M Buy
1,952,002
+109,831
+6% +$2.81M 0.01% 1064
2025
Q3 		$44.1M Buy
1,842,171
+97,158
+6% +$2.37M 0.01% 1239
2025
Q2 		$41.2M Buy
1,745,013
+195,855
+13% +$4.09M 0.01% 1221
2025
Q1 		$28.2M Buy
1,549,158
+284,901
+23% +$5.8M 0.01% 1432
2024
Q4 		$26.6M Buy
1,264,257
+503,741
+66% +$13M ﹤0.01% 1537
2024
Q3 		$24.5M Buy
+760,516
New +$21.7M ﹤0.01% 1581

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

Charles Schwab's AMTM Position: Q2 2026 in Review

Charles Schwab increased its Amentum Holdings (AMTM) stake by 2.5% in Q2 2026, buying an estimated $1.26M and bringing the position to 2,120,102 shares worth $43.8M. The position accounts for 0.01% of the portfolio, ranked #1339.

Charles Schwab first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $56.6M in Q4 2025. 461 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Charles Schwab held 2,120,102 shares of Amentum Holdings worth $43.8M as of Q2 2026.
  • Charles Schwab bought 52,172 Amentum Holdings shares in Q2 2026, an estimated $1.26M.
  • Amentum Holdings made up 0.01% of Charles Schwab's portfolio in Q2 2026, its #1339 holding.
  • Charles Schwab first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
  • Charles Schwab's Amentum Holdings position peaked at $56.6M in Q4 2025.
  • 461 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Charles Schwab's 13F filing for Q2 2026, filed 14 Aug 2026.