MU.TO is trading at CA$40.40, down 3.15%, as memory-sector competition concerns and hotter-than-expected inflation weigh on shares. - CXMT reported progress on denser DRAM and plans for server-memory products, raising competition and margin concerns for established chipmakers. - September CPI came in at 3.7% annually, hotter than expected, pushing yields higher and weighing on growth and technology stocks. - The decline appears driven by both memory-sector concerns and broader macro pressure; no MU.TO-specific company catalyst was identified.