The PowerShares Buyback AchieversTM Portfolio (Fund) is based on the NASDAQ US Buyback AchieversTM Index (Index). The Fund will normally invest at least 90% of its total assets in common stocks that comprise the Index. The Index is designed to track the performance of companies that meet the requirements to be classified as BuyBack Achievers™. To become eligible for inclusion in the Index, a company must be incorporated in the U.S., trade on a US exchange and must have repurchased at least 5% or more of its outstanding shares for the trailing 12 months. The Fund and the Index are reconstituted annually in January and rebalanced quarterly in January, April, July and October. Effective December 28, 2012, the NADAQ OMX Group, Inc. replaced Mergent, Inc., as the Index Provider of the Index. Effective February 25, 2013, the name of the Index changed from Share Buyback Achievers Index to NASDAQ Buyback Achievers Index. There will be no change to the methodology by which NASDAQ OMX Group, Inc., the Index Provider, calculates the Index. Please see the Fund’s prospectus supplement for more information. On February 25, 2013, NASDAQ took the place of the NYSE as the official Index data source.