Solar Stocks: Get Ready For A Roller Coaster Ride

Year-to-date, the Guggenheim Solar ETF (TAN) increased 14%, outperforming the SPDR S&P 500 ETF Trust (SPY), which increased 4.8% to close at an all-time high on Friday. However, since March 7, the solar industry exchange-traded fund (ETF) is down 20.1% from its 52-week high of $50.17.