Micron was down about 5% heading into the close, on course for a fourth consecutive losing session and roughly 25% below its June 25 record high. Earlier, South Korea’s Kospi closed 5.46% lower, with Samsung falling 7.4% and SK Hynix about 10%.
CXMT plans to introduce DDR5 server memory by the end of 2026 using a denser 4F² memory cell design. Bloomberg described its claimed technology breakthrough as unsubstantiated. The planned product targets conventional server memory rather than the high bandwidth memory used in AI accelerators, and the announcement has not demonstrated an ability to manufacture the technology at scale.