“An index of 40 publicly-traded solar companies, wind-turbine component makers and others that benefit from reduced fossil fuel consumption is up 20 percent this year. That’s more than double the S&P 500’s 9.8 percent gain. And better than the 8.3 percent rise by an index of leading coal companies.”

https://www.bloomberg.com/news/articles/2017-07-18/clean-energy-is-trouncing-oil-gas-and-coal-in-trump-era