Mitsubishi UFJ Asset Management’s Amentum Holdings AMTM Stock Holding History

Mitsubishi UFJ Asset 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	$3.51K	Hold	170	–	–	﹤0.01%	1596
2026 Q1	$4.43K	Hold	170	–	–	﹤0.01%	1511
2025 Q4	$5.18K	Hold	170	–	–	﹤0.01%	1476
2025 Q3	$4.07K	Hold	170	–	–	﹤0.01%	1496
2025 Q2	$4.01K	Buy	170 +9	+6%	+$188	﹤0.01%	1505
2025 Q1	$2.93K	Hold	161	–	–	﹤0.01%	1540
2024 Q4	$3.63K	Sell	161 -187,814	-100%	-$4.85M	﹤0.01%	1508
2024 Q3	$6.06M	Buy	+187,975	New	+$5.36M	0.01%	626

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

Mitsubishi UFJ Asset Management's AMTM Position: Q2 2026 in Review

Mitsubishi UFJ Asset Management held its Amentum Holdings (AMTM) position steady in Q2 2026 at 170 shares worth $3.51K. The position accounts for ﹤0.01% of the portfolio, ranked #1596.

Mitsubishi UFJ Asset Management first reported a position in AMTM in Q3 2024 and has held it in 8 quarters since. The position peaked at $6.06M in Q3 2024. 458 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

Mitsubishi UFJ Asset Management held 170 shares of Amentum Holdings worth $3.51K as of Q2 2026.
Mitsubishi UFJ Asset Management left its Amentum Holdings share count unchanged in Q2 2026.
Amentum Holdings made up ﹤0.01% of Mitsubishi UFJ Asset Management's portfolio in Q2 2026, its #1596 holding.
Mitsubishi UFJ Asset Management first reported a position in Amentum Holdings in Q3 2024 and has held it in 8 quarters since.
Mitsubishi UFJ Asset Management's Amentum Holdings position peaked at $6.06M in Q3 2024.
458 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Mitsubishi UFJ Asset Management's 13F filing for Q2 2026, filed 7 Aug 2026.