MQS Management’s Amentum Holdings AMTM Stock Holding History

MQS 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 Q3	$222K	Buy	+12,272	New	+$257K	0.13%	335

Other funds holding AMTM

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return

Thompson Siegel & Walmsley Richmond, Virginia $5.37B AUM 3.99% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

Cacti Asset Management Atlanta, Georgia $1.89B AUM 58.55% 1-Year Est. Return

Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return

River Road Asset Management Louisville, Kentucky $8.42B AUM 5.65% 1-Year Est. Return

Segra Capital Management Palm Beach, Florida $822M AUM 57.18% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return

MQS Management's AMTM Position: Q3 2026 in Review

MQS Management opened a new position in Amentum Holdings (AMTM) in Q3 2026: 12,272 shares worth $222K. The stake represents 0.13% of the portfolio and ranks #335 among its holdings.

252 funds tracked by Wall St. Rank hold AMTM as of Q3 2026.

MQS Management held 12,272 shares of Amentum Holdings worth $222K as of Q3 2026.
Amentum Holdings was a new MQS Management position in Q3 2026.
Amentum Holdings made up 0.13% of MQS Management's portfolio in Q3 2026, its #335 holding.
252 funds tracked by Wall St. Rank held Amentum Holdings as of Q3 2026.

Based on MQS Management's 13F filing for Q3 2026, filed 6 Nov 2026.