Vanguard Telecommunication Services ETF (the Fund) seeks to track the performance of a benchmark index that measures the investment return of telecommunication services stocks. The Fund seeks to track the performance of the MSCI US Investable Market Telecommunication Services 25/50 Index. The MSCI US Investable Market Telecommunication Services 25/50 Index includes stocks of the United States companies within the telecommunication services sector. The sector is made up of companies that provide communications services primarily through fixed-line, cellular, wireless, high-bandwidth, and/or fiber-optic cable networks. Uses Global Industry Classification Standard methodology and classified sectors and offers broad representation of the target sector across large-, medium-, and small-cap companies. The Vanguard Group, Inc. serves as advisor to the Fund through its Quantitative Equity Group.