DTL
AMTM

Dynamic Technology Lab’s Amentum Holdings AMTM Stock Holding History

Dynamic Technology Lab’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
Q1 		$1.13M Buy
43,245
+12,382
+40% +$389K 0.18% 160
2025
Q4 		$895K Buy
30,863
+12,405
+67% +$317K 0.2% 148
2025
Q3 		$442K Buy
+18,458
New +$449K 0.07% 454

Other funds holding AMTM

AS
American Securities New York $3.93B AUM 52.22% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Dynamic Technology Lab's AMTM Position: Q1 2026 in Review

Dynamic Technology Lab increased its Amentum Holdings (AMTM) stake by 40% in Q1 2026, buying an estimated $389K and bringing the position to 43,245 shares worth $1.13M. The position accounts for 0.18% of the portfolio, ranked #160.

Dynamic Technology Lab first reported a position in AMTM in Q3 2025 and has held it in 3 quarters since. 486 funds tracked by Wall St. Rank hold AMTM as of Q1 2026.

  • Dynamic Technology Lab held 43,245 shares of Amentum Holdings worth $1.13M as of Q1 2026.
  • Dynamic Technology Lab bought 12,382 Amentum Holdings shares in Q1 2026, an estimated $389K.
  • Amentum Holdings made up 0.18% of Dynamic Technology Lab's portfolio in Q1 2026, its #160 holding.
  • Dynamic Technology Lab first reported a position in Amentum Holdings in Q3 2025 and has held it in 3 quarters since.
  • 486 funds tracked by Wall St. Rank held Amentum Holdings as of Q1 2026.

Based on Dynamic Technology Lab's 13F filing for Q1 2026, filed 15 May 2026.