Keyword → market cap

SK Hynix Market Cap Hits $1.35B Trillion, Overtakes Samsung — First Change in Korea's Top Spot Since 2000

SK Hynix shares jumped 5.7% to push its market capitalization to roughly $1.35 trillion, briefly overtaking Samsung Electronics as South Korea's most valuable company for the first time in 26 years. The milestone reflects SK Hynix's dominant 61% share of the high-bandwidth memory market that supplies Nvidia's AI accelerators, with shares up more than 340% year-to-date. The move reinforces bullish sentiment toward US memory peer Micron Technology and AI infrastructure names.

Technology Stocks Rally as Markets Add $1 Trillion to S&P 500 Valuation

U.S. equity markets extended Friday's powerful rebound on Monday, with technology stocks leading gains as chipmakers climbed 1.3% and software firms advanced more than 5% over two sessions. The S&P 500 edged higher following a surge that added $1 trillion in market capitalization, while the Dow Jones Industrial Average consolidated near the historic 50,000 milestone.