SK Hynix shares jumped 11% on Friday, recovering from a previous decline and lifting South Korea’s Kospi index.
The rally follows renewed investor confidence in memory chip demand driven by the artificial intelligence boom.
The company announced a 100 trillion won ($65 billion) investment for new NAND flash and packaging facilities in South Korea.
KB Securities raised its target price for the firm, forecasting a chip supply shortage through 2028.
Analysts expect accelerating AI infrastructure spending to sustain growth and dismiss market slowdown fears.