Deagreez / iStock via Getty Images Starbucks Corp. (NASDAQ: SBUX) share prices suggest the company’s best year is well behind it, in 2021. The coffee purveyor has had a revolving door for chief executives since then. Kevin Johnson, Howard Schultz, Laxman Narasimhan, and Brian Niccol have all held the job. Schultz is its proverbial bad penny. Quick Read Starbucks Corp. (NASDAQ: SBUX) stock suggests the coffee purveyor’s best years are well behind it. The latest in a line of CEOs has failed to turn aro ...