INVESCO WILDERHILL PROGRESSIVE ENERGY ETF (PUW) Exchange: NYSE ARCA

DELISTED - The Fund generally will invest at least 90% of its total assets in common stocks that comprise the Underlying Index. Strictly in accordance with its guidelines and mandated procedures, Progressive Energy Index LLC (“Progressive Energy Index” or the “Index Provider”) includes the companies in the Underlying Index pursuant to a proprietary selection methodology. As of June 30, 2018, the Underlying Index was composed of common stocks of 42 companies that are publicly traded in the United States and are engaged in a business or businesses that the Index Provider believes may substantially benefit from a societal shift toward the transitional energy technologies significant for reducing carbon dioxide, less-polluting use of fossil fuels, and improving energy efficiency. At its discretion, the Index Provider reviews the Underlying Index component stocks quarterly, or more often.The Fund generally invests in all of the securities comprising its Underlying Index in proportion to their weightings in the Underlying Index.Concentration Policy. The Fund will concentrate its investments (i.e., invest 25% or more of the value of its total assets) in securities of issuers in any one industry or group of industries only to the extent that the Underlying Index reflects a concentration in that industry or group of industries. The Fund will not otherwise concentrate its investments in securities of issuers in any one industry or group of industries.