Celsius (CELH) stock is rallying after an analyst upgrade, but sentiment is already bullish and short interest is rising ...

Roku Inc (NASDAQ:ROKU) stock is 9.4% higher before the bell, after the streaming service announced a partnership with Amazon.com (AMZN) to create a connected TV footprint. Roku stock has been battling ...

The S&P 500 Index (SPX) held key trendlines last week, but options activity points to choppy trading going forward ...