Starbucks's CEO lockman uh naron is now stepping down as CEO and director Starbucks CEO out Chipotle's CEO now former Brian Nickel in that is effective immediately the company has named Chipotle CEO Brian nickol the recent departure of CEO Brian nickel from Chipotle Mexican Grill to join Starbucks has raised some concerns among investors why this move is Chipotle no longer a good asset to keep in the portfolio is something unstable in the board of directors we will answer all these questions but more importantly we will analyze which of these two major restaurant chains Starbucks or Chipotle is more promising in terms of growth and earnings for the average investor