The market price of Vanguard ETF Shares may be more or less than net asset value.***U.S. Patent Nos. 6.879.964; 7.337.138; 7.720.749; 7.925.573; 8.090.646; and 8.417.623.**Visit vanguard.com or contact your broker to obtain a Vanguard ETF or fund prospectus containing investment objectives, risks, charges, expenses, and other information.