497 1 indexfunds040b072018.htm VANGUARD INDEX FUNDS indexfunds040b072018.htm - Generated by SEC Publisher for SEC Filing

Vanguard Growth Index Fund  
 
Vanguard Value Index Fund  
 
Vanguard Large-Cap Index Fund  
 
Supplement to the Statement of Additional Information Dated
April 25, 2018  
 
Effective July 20, 2018, Bank of New York Mellon, 22 Liberty Street, New York,
NY 10286, serves as the custodian for Vanguard Growth Index Fund, Vanguard
Value Index Fund, and Vanguard Large-Cap Index Fund (the “Funds”). The
custodian is responsible for maintaining the Funds’ assets, keeping all
necessary accounts and records of the Funds’ assets, and appointing any
foreign sub-custodians or foreign securities depositories.  
 
 
 
 
© 2018 The Vanguard Group, Inc. All rights reserved.  
Vanguard Marketing Corporation, Distributor. SAI 040B 072018