Major U.S. equities indexes saw a rally on Tuesday, with the S&P 500 closing above 5,500 for the first time, Nasdaq hitting a record high, and the Dow up as well. Federal Reserve Chair Jerome Powell's positive comments on inflation progress and strong labor market data contributed to the market's surge. Tesla's shares rose significantly after beating delivery forecasts, while Paramount Global saw a jump amid acquisition talks. ON Semiconductor and CF Industries also experienced stock gains following positive ratings and growth outlooks. Powell's dovish comments reignited hopes for an interest rate cut, with the Nasdaq crossing 18,000 for the first time and the S&P 500 setting new highs.