SPDR Barclays Capital Municipal Bond ETF, formerly SPDR Lehman Municipal Bond ETF (the Fund) seeks to provide investment results that correspond generally to the price and yield performance of the Lehman Brothers Municipal Managed Money Index (the Index). The Index is a rules-based, market-value weighted index engineered for the tax-exempt bond market. All bonds in the Index must be rated Aa3/AA- or higher by at least two of statistical ratings agencies: Moody’s, S&P and Fitch. If only two of the three agencies rate the security, the lower rating is used to determine index eligibility. If only one of the agencies rates the security, the rating must be at least Aa3/AA-. Each Index security must have an outstanding par value of at least $7 million and be issued as part of a transaction of at least $75 million. The Fund’s investment advisor is SSgA Funds Management, Inc.