I'm afraid the answer to the headline question is more nuanced than yes or no.Roughly twice a year for the last five years, the same thing keeps happening to shares of energy-drink company Celsius Holdings (CELH -0.53%): Shares drop 20% or more. And as of this writing, Celsius stock is down once again, this time falling more than 30% in just the last few weeks.For investors who hate losing money, buying shares of a company that routinely drops 20% or more might seem like a bad idea. However, Celsius stock i ...