SK Hynix is a leading supplier of high-bandwidth memory chips critical to advanced AI processors. In South Korea on Wednesday, SK Hynix shares advanced more than 5% while rival Samsung Electronics rose more than 6%. Management attributed the performance to higher prices and expanded sales of high-value products, including high-bandwidth memory, AI server DRAM and enterprise solid-state drives. Industry participants have described ongoing supply tightness for advanced memory, with fulfillment rates constrained relative to demand and capacity additions taking time to come online. As of the latest available data, SK Hynix continues to highlight structural demand growth linked to AI adoption across servers and related applications.