<SEC-DOCUMENT>0001683863-24-003076-index.html : 20240426 <SEC-HEADER>0001683863-24-003076.hdr.sgml : 20240426 <ACCEPTANCE-DATETIME>20240425174028 ACCESSION NUMBER: 0001683863-24-003076 CONFORMED SUBMISSION TYPE: 497K PUBLIC DOCUMENT COUNT: 3 FILED AS OF DATE: 20240426 DATE AS OF CHANGE: 20240425 EFFECTIVENESS DATE: 20240426 FILER: COMPANY DATA: COMPANY CONFORMED NAME: VANGUARD INDEX FUNDS CENTRAL INDEX KEY: 0000036405 ORGANIZATION NAME: IRS NUMBER: 231999755 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 497K SEC ACT: 1933 Act SEC FILE NUMBER: 002-56846 FILM NUMBER: 24877845 BUSINESS ADDRESS: STREET 1: PO BOX 2600 STREET 2: V26 CITY: VALLEY FORGE STATE: PA ZIP: 19482 BUSINESS PHONE: 6106691000 MAIL ADDRESS: STREET 1: PO BOX 2600 STREET 2: V26 CITY: VALLEY FORGE STATE: PA ZIP: 19482 FORMER COMPANY: FORMER CONFORMED NAME: VANGUARD INDEX FUNDS/ DATE OF NAME CHANGE: 20011121 FORMER COMPANY: FORMER CONFORMED NAME: VANGUARD INDEX TRUST DATE OF NAME CHANGE: 19920703 FORMER COMPANY: FORMER CONFORMED NAME: FIRST INDEX INVESTMENT TRUST DATE OF NAME CHANGE: 19800904 <SERIES-AND-CLASSES-CONTRACTS-DATA> <EXISTING-SERIES-AND-CLASSES-CONTRACTS> <SERIES> <OWNER-CIK>0000036405 <SERIES-ID>S000002848 <SERIES-NAME>Vanguard Total Stock Market Index Fund <CLASS-CONTRACT> <CLASS-CONTRACT-ID>C000007807 <CLASS-CONTRACT-NAME>Institutional Shares <CLASS-CONTRACT-TICKER-SYMBOL>VITSX </CLASS-CONTRACT> <CLASS-CONTRACT> <CLASS-CONTRACT-ID>C000155407 <CLASS-CONTRACT-NAME>Institutional Plus Shares <CLASS-CONTRACT-TICKER-SYMBOL>VSMPX </CLASS-CONTRACT> </SERIES> </EXISTING-SERIES-AND-CLASSES-CONTRACTS> </SERIES-AND-CLASSES-CONTRACTS-DATA> </SEC-HEADER> <DOCUMENT> <TYPE>497K <SEQUENCE>1 <FILENAME>f38332d1.htm <DESCRIPTION>SPI 855 VANGUARD TOTAL STOCK MARKET INDEX FUND INSTITUTIONAL SHARES <TEXT> Document 1 - file: f38332d1.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>tsm855.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: tsm855.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>vanguard.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: vanguard.jpg
</DOCUMENT> </SEC-DOCUMENT>