Amentum Holdings (AMTM) Soars on ‘Nuclear Monopoly’ Hype as UBS Starts Coverage at Neutral
Amentum Holdings shares surged 13.5% to $24.74 on November 19, 2025, with volume near 5 million, after Citron Research called the company a “nuclear monopoly” managing about 90% of U.S. Department of Energy nuclear infrastructure. Citron set a $55 price target, citing long-term contracts and expected growth in U.S. nuclear spending.