U.S. stock indexes are split on Monday as drops for Nvidia and other Big Tech companies work against gains for oil-and-gas producers. The S&P 500 was virtually flat in late trading after erasing an earlier fall of 0.

Nvidia traded slightly higher after Jensen Huang's CES keynote. Traders are eyeing key economic data later in the week.

U.S. stock indexes were split as gains for oil-and-gas producers helped offset drops for Nvidia and other Big Tech companies.

Stock indexes closed mostly lower on Wall Street on the final day of another record-setting year. The S&P 500 slipped 0.4% Tuesday, but still managed to rack up a gain of 23.3% for the year, its second straight year with gains of more than 20%.

Drops for Nvidia and other tech stocks are pulling Wall Street lower. The S&P 500 was down 0.4% in Monday morning trading, coming off its fourth losing week in the