Technology stocks led a broad rally on Wall Street Tuesday during a holiday-shortened trading session ahead of Christmas. The S&P 500 rose 1.1% for its third-straight gain. The Dow Jones Industrial Average added 0.

Businesses and governments are generating more data than ever, and software companies like Palantir (PLTR 2.09%) and Oracle (ORCL 1.34%) can help them make the most of it. But eff

Many Wall Street bears have retreated in the face of this year's blistering stock rally. The few that remain see a steep correction on the horizon.