Here's everything you need to know before Monday's opening bell:

  1. BP (BP) said it will take a hit from recent changes to the tax code. 
  2. Natural gas prices soared as a cold snap grips the U.S.
  3. Apple (AAPL) said its battery-replacement discount will go in effect immediately. 
  4. Disney's (DIS) Star Wars: The Last Jedi passed Beauty and the Beast to become the top-grossing film of 2017. 
  5. Stock futures rose as the U.S. dollar slumped. 
More of What's Trending on TheStreet: