MAA
AMTM

Mraz Amerine & Associates’s Amentum Holdings AMTM Stock Holding History

Mraz Amerine & Associates’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 		$1.86M Buy
90,200
+18,215
+25% +$441K 0.27% 62
2026
Q1 		$1.88M Buy
71,985
+7,757
+12% +$243K 0.28% 62
2025
Q4 		$1.86M Buy
64,228
+35,033
+120% +$896K 0.28% 59
2025
Q3 		$699K Buy
29,195
+20,645
+241% +$503K 0.11% 107
2025
Q2 		$202K Buy
+8,550
New +$179K 0.03% 171

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 $3.38T AUM 44.17% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return

Mraz Amerine & Associates's AMTM Position: Q2 2026 in Review

Mraz Amerine & Associates increased its Amentum Holdings (AMTM) stake by 25% in Q2 2026, buying an estimated $441K and bringing the position to 90,200 shares worth $1.86M. The position accounts for 0.27% of the portfolio, ranked #62.

Mraz Amerine & Associates first reported a position in AMTM in Q2 2025 and has held it in 5 quarters since. The position peaked at $1.88M in Q1 2026. 464 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Mraz Amerine & Associates held 90,200 shares of Amentum Holdings worth $1.86M as of Q2 2026.
  • Mraz Amerine & Associates bought 18,215 Amentum Holdings shares in Q2 2026, an estimated $441K.
  • Amentum Holdings made up 0.27% of Mraz Amerine & Associates's portfolio in Q2 2026, its #62 holding.
  • Mraz Amerine & Associates first reported a position in Amentum Holdings in Q2 2025 and has held it in 5 quarters since.
  • Mraz Amerine & Associates's Amentum Holdings position peaked at $1.88M in Q1 2026.
  • 464 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Mraz Amerine & Associates's 13F filing for Q2 2026, filed 16 Jul 2026.