CBA
AMTM

Coastal Bridge Advisors’s Amentum Holdings AMTM Stock Holding History

Coastal Bridge Advisors’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
2025
Q4 		– Sell
-8,505
Closed -$204K – 489
2025
Q3 		$204K Sell
8,505
-51,908
-86% -$1.26M 0.02% 435
2025
Q2 		$1.43M Buy
60,413
+1,787
+3% +$37.3K 0.12% 176
2025
Q1 		$1.07M Buy
+58,626
New +$1.19M 0.1% 191

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
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Focus Partners Wealth
Focus Partners Wealth Boston, Massachusetts $97.6B AUM 29.43% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Coastal Bridge Advisors's AMTM Position: Q4 2025 in Review

Coastal Bridge Advisors sold out of Amentum Holdings (AMTM) in Q4 2025, closing a stake of 8,505 shares — an estimated $204K sold.

Coastal Bridge Advisors first reported a position in AMTM in Q1 2025 and held it in 3 quarters. The position peaked at $1.43M in Q2 2025. 483 funds tracked by Wall St. Rank hold AMTM as of Q4 2025.

  • Coastal Bridge Advisors reported no remaining Amentum Holdings position as of Q4 2025 after selling out during the quarter.
  • Coastal Bridge Advisors sold 8,505 Amentum Holdings shares in Q4 2025, an estimated $204K.
  • Coastal Bridge Advisors first reported a position in Amentum Holdings in Q1 2025 and held it in 3 quarters.
  • Coastal Bridge Advisors's Amentum Holdings position peaked at $1.43M in Q2 2025.
  • 483 funds tracked by Wall St. Rank held Amentum Holdings as of Q4 2025.

Based on Coastal Bridge Advisors's 13F filing for Q4 2025, filed 18 Feb 2026.