2 Things to Know About Chipotle Stock Before You Buy

Just because a business is thriving, it doesn't mean investors should automatically buy shares.Had you invested in the S&P 500 five years ago, you would have more than doubled your initial capital outlay. But an investment in Chipotle Mexican Grill (CMG 2.24%) back then would have soared nearly fivefold. The momentum has continued; shares are up 35% just this year.You might be eyeing this booming restaurant stock as a potential addition to your portfolio. But before you make a decision, here are two things ...