The S&P 500 rose Monday as the market maintained the momentum seen during its seven-week winning streak.
The Dow Jones Industrials inched ahead 0.86 points to close Monday at 37,306.02.
The S&P 500 finished higher 21.37 points to 4,740.56.
The S&P 500 is now 1.2% away from its all-time closing high at 4,796.56 that was reached in January 2022.
The NASDAQ jumped 90.89 points to 14,904.81.
Communication services outperformed in the S&P 500, with the sector up 1.9%. Mega-cap tech names such as Meta Platforms gained about 3%, while Google-parent Alphabet jumped more than 2%.
U.S. Steel shares surged 26% after Japan's Nippon Steel said it would buy the company in a deal valued at $14.9 billion.
The S&P 500 is coming off its longest string of weekly gains since 2017. The broad market index is up by 3.8% for the month. The Dow is higher by 3.8%, and the NASDAQ has gained 4.8%. The Dow also posted an intraday record on Friday, while the NASDAQ registered a new closing high.
Prices for the 10-year Treasury fell back a bit, raising yields to 3.94% from Friday's 3.91%. Treasury prices and yields move in opposite directions.
Oil prices hiked $1.24 to $72.07 U.S. a barrel.
Gold prices progressed $5.10 at $2,040.80.