SK Hynix overtakes Samsung as South Korea’s most valuable firm

SK Hynix on Monday overtook Samsung Electronics to become South Korea’s most valuable listed company, marking a dramatic reversal of fortunes for a chipmaker that two decades ago ​nearly collapsed under debt.

The company, now the dominant supplier of high-bandwidth memory (HBM) chips used in AI systems for customers such as Nvidia (NVDA.O) and Alphabet’s Google (GOOGL.O), has emerged ‌as one of the biggest beneficiaries of the global AI boom, propelling a more than 340 per cent rally in its...