Ameriprise
AMTM

Ameriprise’s Amentum Holdings AMTM Stock Holding History

Ameriprise’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 		$6.6M Sell
319,479
-10,266
-3% -$248K ﹤0.01% 2362
2026
Q1 		$8.6M Sell
329,745
-8,854
-3% -$278K ﹤0.01% 2032
2025
Q4 		$9.82M Sell
338,599
-17,347
-5% -$443K ﹤0.01% 1928
2025
Q3 		$8.52M Buy
355,946
+13,084
+4% +$319K ﹤0.01% 2030
2025
Q2 		$8.09M Buy
342,862
+11,265
+3% +$235K ﹤0.01% 1978
2025
Q1 		$6.04M Sell
331,597
-27,630
-8% -$563K ﹤0.01% 2169
2024
Q4 		$7.55M Sell
359,227
-53,806
-13% -$1.39M ﹤0.01% 2029
2024
Q3 		$13.3M Buy
+413,033
New +$11.8M ﹤0.01% 1578

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

Ameriprise's AMTM Position: Q2 2026 in Review

Ameriprise reduced its Amentum Holdings (AMTM) stake by 3.1% in Q2 2026, selling an estimated $248K and leaving 319,479 shares worth $6.6M. The position accounts for ﹤0.01% of the portfolio, ranked #2362.

Ameriprise first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $13.3M in Q3 2024. 461 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Ameriprise held 319,479 shares of Amentum Holdings worth $6.6M as of Q2 2026.
  • Ameriprise sold 10,266 Amentum Holdings shares in Q2 2026, an estimated $248K.
  • Amentum Holdings made up ﹤0.01% of Ameriprise's portfolio in Q2 2026, its #2362 holding.
  • Ameriprise first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
  • Ameriprise's Amentum Holdings position peaked at $13.3M in Q3 2024.
  • 461 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

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