SK Hynix has risen to claim the title of South Korea's most valuable company, a testament to its visionary 14-year investment in high-bandwidth memory (HBM) chips. Initially viewed with doubt, this strategic pivot to a niche segment, particularly serving Nvidia's AI accelerators, has firmly established SK Hynix as a leader within the booming global AI landscape, outpacing competitor Samsung Electronics.

SEOUL, June 22 : The market value of South Korean chipmaker SK Hynix briefly topped that of peer Samsung Electronics on Monday to make the company the country's most valuable…

SK Hynix shares have risen more than 340 per cent in 2026 alone, outperforming Samsung’s 200 per cent jump. Read more at straitstimes.com. Read more at straitstimes.com.

SK Hynix has surged past Samsung Electronics to become South Korea's most valuable company, driven by its dominance in high-bandwidth memory (HBM) chips crucial for AI systems.…

AI boom mints a new market cap leader for first time in 26 years