When will the clouds part for solar stocks? By: MarketWatch August 15, 2016 at 11:07 AM EDT Recent news from SunPower makes the case for bears, but there’s a bullish argument too. Read More >> Related Stocks: 8point3 Energy Partners LP - Class A Shares First Solar Nasdaq Biotechnology Ishares ETF S&P Biotech SPDR Sunpower Corp Yingli Green Energy Holding Company