Vanguard Energy ETF (the Fund) is an exchange-traded share class of Vanguard Energy Index Fund. The Fund employs a passive management or indexing investment approach designed to track the performance of the Morgan Stanley Capital International (MSCI) US Investable Market Energy Index (the Index), an index of stocks of large, medium and small United States companies in the energy sector, as classified under the Global Industry Classification Standard (GICS). This GICS sector is made up of companies whose businesses are dominated by activities, such as the construction or provision of oil rigs, drilling equipment, and other energy-related service and equipment (such as seismic data collection), or companies engaged in the exploration, production, marketing, refining, and/or transportation of oil and gas products. The Vanguard Group, Inc., through its Quantitative Equity Group (QEG), serves as the investment advisor of the Fund.