Being short Tesla is a very crowded trade right now. Here's why it could backfire.
Stocks rise on Thursday as investors wade through corporate earnings season, including a blowout quarter from Facebook.
Tesla's head of Autopilot is gone. Does that take it out of the race against Nvidia?
Dunkin' Donuts has a well-known short-seller in the mix now in Jim Chanos. Let the media battle begin.
Facebook said it expects expenses to grow 50% to 60% this year as it boosts investment in security, content and innovation.