Two Sigma Advisers
AMTM

Two Sigma Advisers’s Amentum Holdings AMTM Stock Holding History

Two Sigma Advisers’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 		– Sell
-157,077
Closed -$4.56M – 2270
2025
Q4 		$4.56M Sell
157,077
-2,091
-1% -$53.5K 0.01% 851
2025
Q3 		$3.81M Buy
+159,168
New +$3.88M 0.01% 845
2025
Q2 		– Sell
-25,500
Closed -$464K – 2590
2025
Q1 		$464K Buy
+25,500
New +$519K ﹤0.01% 1812
2024
Q4 		– Sell
-184,900
Closed -$5.96M – 2577
2024
Q3 		$5.96M Buy
+184,900
New +$5.27M 0.01% 651

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
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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Two Sigma Advisers's AMTM Position: Q1 2026 in Review

Two Sigma Advisers sold out of Amentum Holdings (AMTM) in Q1 2026, closing a stake of 157,077 shares — an estimated $4.56M sold.

Two Sigma Advisers first reported a position in AMTM in Q3 2024 and held it in 4 quarters. The position peaked at $5.96M in Q3 2024. 487 funds tracked by Wall St. Rank hold AMTM as of Q1 2026.

  • Two Sigma Advisers reported no remaining Amentum Holdings position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Advisers sold 157,077 Amentum Holdings shares in Q1 2026, an estimated $4.56M.
  • Two Sigma Advisers first reported a position in Amentum Holdings in Q3 2024 and held it in 4 quarters.
  • Two Sigma Advisers's Amentum Holdings position peaked at $5.96M in Q3 2024.
  • 487 funds tracked by Wall St. Rank held Amentum Holdings as of Q1 2026.

Based on Two Sigma Advisers's 13F filing for Q1 2026.