Nanya Technology is trading at TWD 488.00, down 7.4% on October 14, 2026, amid a broader memory-stock selloff after reports of Chinese chipmaker CXMT’s progress in denser DRAM technology raised concerns about future competition. - Overseas technology and semiconductor stock weakness was also described as pressure on Taiwan’s market. - No company-specific announcement explaining the move was reported; separate coverage also reported Nanya shares down 7.4%.