Hahn Capital Management’s Amentum Holdings AMTM Stock Holding History

Hahn Capital 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	$1.03M	Sell	49,705 -1,415	-3%	-$34.2K	0.62%	29
2026 Q1	$1.33M	Sell	51,120 -10,842	-17%	-$340K	0.84%	29
2025 Q4	$1.8M	Sell	61,962 -3,800	-6%	-$97.1K	0.97%	27
2025 Q3	$1.57M	Sell	65,762 -2,986	-4%	-$72.7K	0.75%	26
2025 Q2	$1.62M	Buy	68,748 +3,115	+5%	+$65.1K	0.77%	26
2025 Q1	$1.19M	Sell	65,633 -11,689	-15%	-$238K	0.58%	27
2024 Q4	$1.63M	Buy	77,322 +25,036	+48%	+$647K	0.71%	27
2024 Q3	$1.69M	Buy	+52,286	New	+$1.49M	1.09%	27

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

Hahn Capital Management's AMTM Position: Q2 2026 in Review

Hahn Capital Management reduced its Amentum Holdings (AMTM) stake by 2.8% in Q2 2026, selling an estimated $34.2K and leaving 49,705 shares worth $1.03M. The position accounts for 0.62% of the portfolio, ranked #29.

Hahn Capital Management first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $1.8M in Q4 2025. 462 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

Hahn Capital Management held 49,705 shares of Amentum Holdings worth $1.03M as of Q2 2026.
Hahn Capital Management sold 1,415 Amentum Holdings shares in Q2 2026, an estimated $34.2K.
Amentum Holdings made up 0.62% of Hahn Capital Management's portfolio in Q2 2026, its #29 holding.
Hahn Capital Management first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
Hahn Capital Management's Amentum Holdings position peaked at $1.8M in Q4 2025.
462 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Hahn Capital Management's 13F filing for Q2 2026, filed 30 Jul 2026.