EX-99 6 tr2010_93017.txt FINAL FILING Vanguard Target Retirement 2010 Fund Supplement to the Prospectus Dated July 12, 2017 Reorganization of Vanguard Target Retirement 2010 Fund into Vanguard Target Retirement Income Fund Effective as of the close of business on July 21, 2017, the reorganization of Vanguard Target Retirement 2010 Fund into Vanguard Target Retirement Income Fund is complete. Any references to the Target Retirement 2010 Fund in this prospectus are hereby deleted.