Good news on the U.S. economy may no longer be good for Wall Street, and the stock market is feeling pressure on Tuesday from better-than-expected reports on the job market and business activity. The S&P 500 swung to a loss of 0.

Stocks are running in premarket trading on Monday. Here's a look at major indexes as of 8:50 a.m. ET: Nasdaq Futures: Up 205.25 (+.95%) S&P 500 Futures: Up 45.25 (+.76%) Dow Jones Futures: Up 184 (+.43%) The big story in premarket trading is that NVIDIA (Nasdaq: NVDA) and chip stocks are up big.

Shares of NVIDIA Corp. NVDA rallied 3.43% to $149.43 Monday, on what proved to be an all-around mixed trading session for the stock market, with the S&P 500 Index SPX rising 0.55% to 5,975.38 and the Dow Jones Industrial Average DJIA falling 0.

U.S. equity futures edged higher in early Tuesday trading, while Treasury yields steadied and the dollar slipped, as investors looked to the first of a series of job market data releases that could test the market's early January rally.