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

  1. Spotify (SPOT - Get Report) will use a direct listing to begin trading today.
  2. Walmart (WMT - Get Report) is reportedly in talks to acquire online pharmacy start-up PillPack for under $1 billion.
  3. CBS  is reportedly preparing an all-stock low-ball bid for Viacom (VIAB - Get Report) .
  4. Fox (FOXA) said Disney (DIS - Get Report) could acquire Sky News (SKYAY) .
  5. U.S. stock futures pointed higher after yesterday's tech selloff.

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