Solar ETF

The Guggenheim Solar ETF (NYSEArca: TAN) was up 2.2% Friday. The fund has gained 133% year-to-date. TAN has a 4.3% allocation toward SCTY, but the rival Market Vectors Solar Energy ETF (NYSEArca: KWT) does not have SolarCity exposure. [The Solar ETF Has A Bright Future]

For more information on the photovoltaic industry, visit our solar category.

Max Chen contributed to this article.