California Public Employees Retirement System’s Amentum Holdings AMTM Stock Holding History

California Public Employees Retirement 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	$5.51M	Sell	266,383 -10,669	-4%	-$258K	﹤0.01%	1018
2026 Q1	$7.23M	Sell	277,052 -1,592	-0.6%	-$50K	﹤0.01%	966
2025 Q4	$8.08M	Buy	278,644 +46,635	+20%	+$1.19M	﹤0.01%	958
2025 Q3	$5.56M	Buy	232,009 +3,088	+1%	+$75.2K	﹤0.01%	1043
2025 Q2	$5.4M	Buy	228,921 +41,073	+22%	+$858K	﹤0.01%	1026
2025 Q1	$3.42M	Sell	187,848 -9,671	-5%	-$197K	﹤0.01%	1083
2024 Q4	$4.15M	Sell	197,519 -58,718	-23%	-$1.52M	﹤0.01%	1087
2024 Q3	$8.26M	Buy	+256,237	New	+$7.3M	0.01%	978

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

California Public Employees Retirement System's AMTM Position: Q2 2026 in Review

California Public Employees Retirement System reduced its Amentum Holdings (AMTM) stake by 3.9% in Q2 2026, selling an estimated $258K and leaving 266,383 shares worth $5.51M. The position accounts for ﹤0.01% of the portfolio, ranked #1018.

California Public Employees Retirement System first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $8.26M in Q3 2024. 460 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

California Public Employees Retirement System held 266,383 shares of Amentum Holdings worth $5.51M as of Q2 2026.
California Public Employees Retirement System sold 10,669 Amentum Holdings shares in Q2 2026, an estimated $258K.
Amentum Holdings made up ﹤0.01% of California Public Employees Retirement System's portfolio in Q2 2026, its #1018 holding.
California Public Employees Retirement System first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
California Public Employees Retirement System's Amentum Holdings position peaked at $8.26M in Q3 2024.
460 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on California Public Employees Retirement System's 13F filing for Q2 2026, filed 14 Aug 2026.