SC
AMTM

Shay Capital’s Amentum Holdings AMTM Stock Holding History

Shay Capital’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 		$362K Buy
+17,500
New +$423K 0.02% 337

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

Shay Capital's AMTM Position: Q2 2026 in Review

Shay Capital opened a new position in Amentum Holdings (AMTM) in Q2 2026: 17,500 shares worth $362K. The stake represents 0.02% of the portfolio and ranks #337 among its holdings.

458 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Shay Capital held 17,500 shares of Amentum Holdings worth $362K as of Q2 2026.
  • Amentum Holdings was a new Shay Capital position in Q2 2026.
  • Amentum Holdings made up 0.02% of Shay Capital's portfolio in Q2 2026, its #337 holding.
  • 458 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

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