On August 21, U.S. stock indices opened higher across the board, with the Dow Jones Industrial Average up 0.55%, the S&P 500 up 0.48%, and the Nasdaq Composite up 0.51%. Cryptocurrency-related stocks saw gains, with Strategy rising over 6% and Coinbase and Circle both up more than 4%. SK Hynix increased by over 2% after announcing a 400 trillion won stock buyback plan. Beike surged more than 5%, with the platform's second-hand housing transaction volume in Q2 increasing by 25% year-on-year.