The kickoff of the “Santa Claus rally” period in Tuesday’s holiday-shortened trading session saw the S&P 500 jump 1.1%, erasing a December decline as it scored a third straight gain and ...

The Santa Claus Rally period runs from Tuesday, December 24, through Friday, January 3. Despite this well-turned phrase, our analysis shows that Santa seems to have a cloudy crystal ball.

The kickoff of the "Santa Claus rally" period in Tuesday's holiday-shortened trading session saw the S&P 500 SPX jump 1.1%, erasing a December decline as it scored a third straight gain and undid ...