Posted in Web Stock market today: Dow clinches record high, S&P 500 and Nasdaq rise … May 21, 2026 Dow notches record close, S&P 500, Nasdaq edge higher The Dow Jones Industrial Average (^DJI) rose to a record close on Thursday as optimism over a possible peace deal between the US and Iran grew. https://finance.yahoo.com/economy/live/stock-market-today-dow-clinches-record-high-sp-500-and-nasdaq-rise-as-stocks-rebound-on-us-iran-peace-hopes-232311117.html