Celsius Holdings, Inc. (CELH) has been going through quite a rough patch, with its shares plunging a substantial 52% in the past six months. Factors like decelerating sales growth and dwindling market share have led this functional energy drinks and liquid supplements company to underperform the industry, broader Zacks Consumer Staples sector as well as the S&P 500's respective growth of 2.6%, 9.2% and 15%. CELH Price Performance Vs Industry, S&P 500 & Sector Image Source: Zacks Investment Research At Monda ...