Invesco WilderHill Clean Energy 

The Invesco WilderHill Clean Energy ETF (Fund) is based on the WilderHill Clean Energy Index (Index). The Fund will normally invest at least 90% of its total assets in common stocks that comprise the Index. The Index is composed of stocks of companies that are publicly traded in the United States and engaged in the business of advancement of cleaner energy and conservation. The Fund and the Index are rebalanced and reconstituted quarterly.