Celsius Holdings has been a big winner in recent years. Can the good times continue? If you had to name a stock that's turned $1,000 into more than$50,000 in the last four years, you'd probably guess a disruptive technology company doing something with software or AI. But one company that was able to pull off that remarkable feat did it without any dramatic technological innovations. That's Celsius Holdings (CELH 0.90%), the energy drink maker that has been one of the top- performing stocks of the last fou ...