Technology stocks led Wall Street broadly lower as chipmaker Nvidia pulled back ahead of its earnings report this week.
The S&P 500 fell 0.6% Tuesday. The benchmark index is coming off only its second losing week in the last 16.
The Nasdaq composite gave up 0.9% and the Dow lost 0.2%.
Nvidia, which has ridden a wave of investor enthusiasm over artificial intelligence, lost 4.4%. The stock has more than tripled over the past year.
Walmart rose 3.2% after reporting stronger-than-expected results for its latest quarter and issuing sales forecasts that came in ahead of what Wall Street was expecting.
On Tuesday:
The S&P 500 fell 30.06 points, or 0.6%, to 4,975.51.
The Dow Jones Industrial Average fell 64.19 points, or 0.2%, to 38,563.80
The Nasdaq composite fell 144.87 points, or 0.9%, to 15,630.78
The Russell 2000 index of smaller companies fell 28.60 points, or 1.4%, to 2,004.14.
For the year:
The S&P 500 is up 205.68 points, or 4.3%.
The Dow is up 874.26 points, or 2.3%.
The Nasdaq is up 619.43 points, or 4.1%.
The Russell 2000 is down 22.93 points, or 1.1%.