Maryland State Retirement & Pension System’s Amentum Holdings AMTM Stock Holding History

Maryland State Retirement & Pension System’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	$617K	Hold	29,838	–	–	0.01%	816
2026 Q1	$778K	Sell	29,838 -75	-0.3%	-$2.35K	0.02%	597
2025 Q4	$867K	Buy	29,913 +462	+2%	+$11.8K	0.02%	555
2025 Q3	$705K	Sell	29,451 -22,355	-43%	-$544K	0.01%	626
2025 Q2	$1.22M	Buy	51,806 +2,784	+6%	+$58.2K	0.03%	477
2025 Q1	$892K	Buy	49,022 +114	+0.2%	+$2.32K	0.02%	600
2024 Q4	$1.03M	Buy	48,908 +41,787	+587%	+$1.08M	0.02%	620
2024 Q3	$230K	Buy	+7,121	New	+$203K	﹤0.01%	1470

Other funds holding AMTM

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

TCA

Troluce Capital Advisors Dorado, Puerto Rico $971M AUM 2.27% 1-Year Est. Return

Maryland State Retirement & Pension System's AMTM Position: Q2 2026 in Review

Maryland State Retirement & Pension System held its Amentum Holdings (AMTM) position steady in Q2 2026 at 29,838 shares worth $617K. The position accounts for 0.01% of the portfolio, ranked #816.

Maryland State Retirement & Pension System first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $1.22M in Q2 2025. 458 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

Maryland State Retirement & Pension System held 29,838 shares of Amentum Holdings worth $617K as of Q2 2026.
Maryland State Retirement & Pension System left its Amentum Holdings share count unchanged in Q2 2026.
Amentum Holdings made up 0.01% of Maryland State Retirement & Pension System's portfolio in Q2 2026, its #816 holding.
Maryland State Retirement & Pension System first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
Maryland State Retirement & Pension System's Amentum Holdings position peaked at $1.22M in Q2 2025.
458 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Maryland State Retirement & Pension System's 13F filing for Q2 2026, filed 30 Jul 2026.