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

  1. Tesla (TSLA - Get Report) reported a quarterly loss of $3.04 a share, its largest ever.
  2. Amazon (AMZN - Get Report) introduced free two-hour Whole Foods (WFM) grocery delivery in select locations via its Prime Now service. 
  3. Revenue at Fox's (FOXA) cable TV division rose 10%.
  4. Former GE (GE - Get Report) CEO Jeff Immelt was named chairman of Athenahealth (ATHN) .
  5. U.S. stock futures pointed toward a mixed a mixed start.

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