Stock Market Today: Nasdaq Falls 580 Points; Micron, Sandisk Are Big Losers (Live Coverage) - Investor's Business Daily

The US stock market experienced significant volatility today as the Nasdaq plummeted 580 points, with Micron and SanDisk emerging as the biggest losers. This market downturn reflects growing investor ... Read original →

The sharp selloff in Micron and SanDisk isn't mere market noise—it reveals structural fragility in the memory sector. Technically, HBM and CXL architectures are rapidly displacing legacy DRAM/NAND; firms failing to integrate advanced packaging with sub-10nm nodes by late 2026 risk exclusion from AI server supply chains. Compliance-wise, escalating U.S. export controls force Micron into costly diversification—Malaysian and Indian fabs suffer yield issues, inflating unit costs by over 15%. Samsung is capitalizing by securing next-gen NVIDIA GPU memory contracts, while SK Hynix leverages advanced packaging capacity in Taiwan, China to dominate HBM3E. Over the next 18 months, expect consolidation: second-tier players face acquisition, while those mastering heterogeneous integration will lead the next capex wave. This correction signals a fundamental repricing driven by tech inflection and geopolitical decoupling—not temporary volatility.