CC
AMTM

Carlson Capital’s Amentum Holdings AMTM Stock Holding History

Carlson 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
Q1 		– Sell
-19,000
Closed -$551K – 101
2025
Q4 		$551K Sell
19,000
-5,000
-21% -$128K 0.2% 57
2025
Q3 		$575K Buy
+24,000
New +$584K 0.21% 47
2025
Q2 		– Sell
-28,000
Closed -$510K – 80
2025
Q1 		$510K Buy
+28,000
New +$570K 0.2% 28

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

Carlson Capital's AMTM Position: Q1 2026 in Review

Carlson Capital sold out of Amentum Holdings (AMTM) in Q1 2026, closing a stake of 19,000 shares — an estimated $551K sold.

Carlson Capital first reported a position in AMTM in Q1 2025 and held it in 3 quarters. The position peaked at $575K in Q3 2025. 486 funds tracked by Wall St. Rank hold AMTM as of Q1 2026.

  • Carlson Capital reported no remaining Amentum Holdings position as of Q1 2026 after selling out during the quarter.
  • Carlson Capital sold 19,000 Amentum Holdings shares in Q1 2026, an estimated $551K.
  • Carlson Capital first reported a position in Amentum Holdings in Q1 2025 and held it in 3 quarters.
  • Carlson Capital's Amentum Holdings position peaked at $575K in Q3 2025.
  • 486 funds tracked by Wall St. Rank held Amentum Holdings as of Q1 2026.

Based on Carlson Capital's 13F filing for Q1 2026, filed 28 May 2026.