Stock Market Today: S&P 500 Futures Fall, Dow Gains Amid US-Iran Agreement, SPCX Stock Surge—Dave And Buster's, Western Digital In Focus

U.S. stock futures showed mixed performance on Tuesday following a preliminary U.S.-Iran agreement. The Dow Jones and Nasdaq 100 advanced while the S&P 500 fell slightly. Key movers included SpaceX surging with a market cap nearing $3 trillion, Dave and Buster's dropping 11.44% on weak earnings, Western Digital gaining 4.97% on analyst upgrade, and Paranovus Entertainment surging 30.07% on a direct offering announcement.