With Memory chips (DRAM) down 3.0%, this looks like a sector-led move rather than a company-specific surprise.
Memory chip stocks declined sharply, with the sector proxy down over 3%, driven by investor concerns over a potential technology breakthrough by Chinese competitor CXMT. [6, 10, 13] Reports that CXMT is advancing its DRAM technology for data center applications are rattling the market, threatening the pricing power and market share of established players like SK Hynix and Micron. [6] This news has prompted a shift in investor sentiment, leading to profit-taking after a period of massive gains for the sector. [1, 5, 18]