<SEC-DOCUMENT>0000932471-18-006198-index.html : 20180622 <SEC-HEADER>0000932471-18-006198.hdr.sgml : 20180622 <ACCEPTANCE-DATETIME>20180622090922 ACCESSION NUMBER: 0000932471-18-006198 CONFORMED SUBMISSION TYPE: 497 PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20180622 DATE AS OF CHANGE: 20180622 EFFECTIVENESS DATE: 20180622 FILER: COMPANY DATA: COMPANY CONFORMED NAME: VANGUARD EXPLORER FUND CENTRAL INDEX KEY: 0000034066 IRS NUMBER: 510106626 STATE OF INCORPORATION: DE FISCAL YEAR END: 1031 FILING VALUES: FORM TYPE: 497 SEC ACT: 1933 Act SEC FILE NUMBER: 002-27203 FILM NUMBER: 18913214 BUSINESS ADDRESS: STREET 1: PO BOX 2600 STREET 2: V26 CITY: VALLEY FORGE STATE: PA ZIP: 19482 BUSINESS PHONE: 6106691000 MAIL ADDRESS: STREET 1: P.O. BOX 2600 STREET 2: V26 CITY: VALLEY FORGE STATE: PA ZIP: 19482 FORMER COMPANY: FORMER CONFORMED NAME: VANGUARD EXPLORER FUND INC DATE OF NAME CHANGE: 19920703 FORMER COMPANY: FORMER CONFORMED NAME: EXPLORER FUND INC DATE OF NAME CHANGE: 19900305 <SERIES-AND-CLASSES-CONTRACTS-DATA> <EXISTING-SERIES-AND-CLASSES-CONTRACTS> <SERIES> <OWNER-CIK>0000034066 <SERIES-ID>S000002578 <SERIES-NAME>VANGUARD EXPLORER FUND <CLASS-CONTRACT> <CLASS-CONTRACT-ID>C000007081 <CLASS-CONTRACT-NAME>Investor Shares <CLASS-CONTRACT-TICKER-SYMBOL>VEXPX </CLASS-CONTRACT> <CLASS-CONTRACT> <CLASS-CONTRACT-ID>C000007082 <CLASS-CONTRACT-NAME>Admiral Shares <CLASS-CONTRACT-TICKER-SYMBOL>VEXRX </CLASS-CONTRACT> </SERIES> </EXISTING-SERIES-AND-CLASSES-CONTRACTS> </SERIES-AND-CLASSES-CONTRACTS-DATA> </SEC-HEADER> <DOCUMENT> <TYPE>497 <SEQUENCE>1 <FILENAME>explorerfundsai024a062018.htm <DESCRIPTION>VANGUARD EXPLORER FUND <TEXT> Document 1 - file: explorerfundsai024a062018.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>explorerfundsai024a06201x1x1.jpg <TEXT> Document 2 - file: explorerfundsai024a06201x1x1.jpg
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