Short Interest In SolarCity Spikes, First Solar Falls (AEIS, FSLR, SCTY) By: Benzinga via Benzinga March 28, 2014 at 16:30 PM EDT Among the leading U.S. solar-related stocks, Advanced Energy Industries (NASDAQ: AEIS), First Solar (NASDAQ: FSLR) and SolarCity ... Read More >> Related Stocks: Advanced Energy First Solar