A number of stocks fell in the afternoon session after the major indices continued to pull back, with technology stocks accounting for most of the market's largest decliners. A key reason for this ...

The day’s action again centered around stocks caught up in the mania around artificial-intelligence technology.

Analysts blamed a confluence of factors for the weakness in tech stocks, including concerns over steep valuations, investors exiting profitable positions, and risk aversion.

Target names a new CEO and posts quarterly earnings that beat analysts’ forecasts, while Palantir extends losses into a sixth ...