BLDRS Asia 50 ADR Index Fund (the Fund) seeks to track The BNY Asia 50 ADR Index. The BNY Asia 50 ADR Index includes 50 component depositary receipts representing the securities issued by 50 of the most actively traded companies from the Asian market having a free-float market capitalization ranging from $5 billion to $176 billion. The BNY Asia 50 ADR Index is a capitalization-weighted index. The portfolio is rebalanced quarterly and reconstituted annually. The portfolio of the Fund consists of substantially all of the securities, in substantially the same weighting, as the component securities of The BNY Asia 50 ADR Index. PowerShares Capital Management LLC is the sponsor of BLDRS Index Funds Trust, a unit investment trust, which holds the Fund.