Move Over, Nvidia: 1 AI Stock Just Posted Its Best Day Since 2011 -- and Wall Street Says It's Still Cheap. - The Motley Fool

Micron Technology surged over 19% on Tuesday, marking its largest single-day gain since 2011, and pushed past a $1 trillion market cap for the first time, becoming one of the top ten most valuable pub... Read original →

Micron’s 19% surge reflects delayed market recognition of AI-driven HBM demand, not speculative euphoria. Technically, HBM3E/4 adoption is accelerating EUV integration into DRAM—a shift forcing equipment and materials suppliers to realign roadmaps. Geopolitically, while U.S. CHIPS Act subsidies ease CapEx burdens, mature-node expansions in Taiwan, China and mainland China risk compressing non-HBM margins by 2027. With SK Hynix leading in HBM share, Micron must urgently scale CoWoS-compatible packaging; meanwhile, NVIDIA’s potential in-house memory-logic integration could erode its pricing power. Over the next 12–24 months, the sector faces a classic boom-bust cycle: today’s lofty valuations assume sustained AI capex, but only firms like Micron—with strategic HBM positioning—may truly outlast the coming supply glut.