More weakness in tech stocks sent Wall Street mostly lower after another day of wobbly trading.

The S&P 500 ended 0.2% lower Wednesday, its fifth straight loss. The Nasdaq, which is heavily weighted with tech companies, lost 0.5%. The Dow Jones Industrial Average ended just barely in the green. Treasury yields fell.

Campbell Soup rose after reporting earnings and revenue that easily beat analysts' forecasts. Carvana plunged as fears grew that the online car seller could file for bankruptcy.

Crude oil prices fell again. More data on inflation and consumer sentiment is due at the end of the week.