PMFA
AMTM

Plante Moran Financial Advisors’s Amentum Holdings AMTM Stock Holding History

Plante Moran Financial 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 		$703 Buy
+34
New +$822 ﹤0.01% 1006
2025
Q4 		– Sell
-1,990
Closed -$47.7K – 901
2025
Q3 		$47.7K Hold
1,990
– – ﹤0.01% 346
2025
Q2 		$47K Buy
1,990
+114
+6% +$2.38K ﹤0.01% 343
2025
Q1 		$34.1K Hold
1,876
– – ﹤0.01% 401
2024
Q4 		$39.5K Hold
1,876
– – ﹤0.01% 387
2024
Q3 		$60.5K Buy
+1,876
New +$53.4K 0.01% 358

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

Plante Moran Financial Advisors's AMTM Position: Q2 2026 in Review

Plante Moran Financial Advisors opened a new position in Amentum Holdings (AMTM) in Q2 2026: 34 shares worth $703. The stake represents ﹤0.01% of the portfolio and ranks #1006 among its holdings. This is a return to the name: Plante Moran Financial Advisors previously reported a position in AMTM as recently as Q3 2025.

Plante Moran Financial Advisors first reported a position in AMTM in Q3 2024 and has held it in 6 quarters since. The position peaked at $60.5K in Q3 2024. 460 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Plante Moran Financial Advisors held 34 shares of Amentum Holdings worth $703 as of Q2 2026.
  • Amentum Holdings was a new Plante Moran Financial Advisors position in Q2 2026.
  • Amentum Holdings made up ﹤0.01% of Plante Moran Financial Advisors's portfolio in Q2 2026, its #1006 holding.
  • Plante Moran Financial Advisors first reported a position in Amentum Holdings in Q3 2024 and has held it in 6 quarters since.
  • Plante Moran Financial Advisors's Amentum Holdings position peaked at $60.5K in Q3 2024.
  • 460 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Plante Moran Financial Advisors's 13F filing for Q2 2026, filed 6 Aug 2026.