North Growth Management’s Amentum Holdings AMTM Stock Holding History

North Growth Management’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	$3.57M	Buy	173,000 +1,000	+0.6%	+$24.2K	0.46%	45
2026 Q1	$4.47M	Buy	172,000 +74,000	+76%	+$2.32M	0.69%	43
2025 Q4	$2.83M	Buy	98,000 +1,000	+1%	+$25.6K	0.44%	44
2025 Q3	$2.31M	Hold	97,000	–	–	0.4%	45
2025 Q2	$2.3M	Buy	97,000 +5,000	+5%	+$104K	0.43%	45
2025 Q1	$1.67M	Buy	92,000 +1,000	+1%	+$20.4K	0.35%	45
2024 Q4	$1.92M	Sell	91,000 -2,000	-2%	-$51.7K	0.36%	44
2024 Q3	$3M	Buy	+93,000	New	+$2.65M	0.56%	41

Other funds holding AMTM

American Securities New York $3.75B AUM 23.12% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

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

North Growth Management's AMTM Position: Q2 2026 in Review

North Growth Management increased its Amentum Holdings (AMTM) stake by 0.58% in Q2 2026, buying an estimated $24.2K and bringing the position to 173,000 shares worth $3.57M. The position accounts for 0.46% of the portfolio, ranked #45.

North Growth Management first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $4.47M in Q1 2026. 460 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

North Growth Management held 173,000 shares of Amentum Holdings worth $3.57M as of Q2 2026.
North Growth Management bought 1,000 Amentum Holdings shares in Q2 2026, an estimated $24.2K.
Amentum Holdings made up 0.46% of North Growth Management's portfolio in Q2 2026, its #45 holding.
North Growth Management first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
North Growth Management's Amentum Holdings position peaked at $4.47M in Q1 2026.
460 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on North Growth Management's 13F filing for Q2 2026, filed 22 Jul 2026.