SGK
AMTM

Steigerwald Gordon & Koch’s Amentum Holdings AMTM Stock Holding History

Steigerwald Gordon & Koch’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 		$5.62K Hold
272
– – ﹤0.01% 599
2026
Q1 		$7.09K Hold
272
– – ﹤0.01% 572
2025
Q4 		$7.89K Hold
272
– – ﹤0.01% 612
2025
Q3 		$6.51K Buy
+272
New +$6.62K ﹤0.01% 583

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

Steigerwald Gordon & Koch's AMTM Position: Q2 2026 in Review

Steigerwald Gordon & Koch held its Amentum Holdings (AMTM) position steady in Q2 2026 at 272 shares worth $5.62K. The position accounts for ﹤0.01% of the portfolio, ranked #599.

Steigerwald Gordon & Koch first reported a position in AMTM in Q3 2025 and has held it in 4 quarters since. The position peaked at $7.89K in Q4 2025. 458 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Steigerwald Gordon & Koch held 272 shares of Amentum Holdings worth $5.62K as of Q2 2026.
  • Steigerwald Gordon & Koch left its Amentum Holdings share count unchanged in Q2 2026.
  • Amentum Holdings made up ﹤0.01% of Steigerwald Gordon & Koch's portfolio in Q2 2026, its #599 holding.
  • Steigerwald Gordon & Koch first reported a position in Amentum Holdings in Q3 2025 and has held it in 4 quarters since.
  • Steigerwald Gordon & Koch's Amentum Holdings position peaked at $7.89K in Q4 2025.
  • 458 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Steigerwald Gordon & Koch's 13F filing for Q2 2026, filed 23 Jul 2026.