<SEC-DOCUMENT>0001683863-23-008481-index.html : 20231221 <SEC-HEADER>0001683863-23-008481.hdr.sgml : 20231221 <ACCEPTANCE-DATETIME>20231221090026 ACCESSION NUMBER: 0001683863-23-008481 CONFORMED SUBMISSION TYPE: 497 PUBLIC DOCUMENT COUNT: 3 FILED AS OF DATE: 20231221 DATE AS OF CHANGE: 20231221 EFFECTIVENESS DATE: 20231221 FILER: COMPANY DATA: COMPANY CONFORMED NAME: VANGUARD EXPLORER FUND CENTRAL INDEX KEY: 0000034066 ORGANIZATION NAME: 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: 231502937 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>f37177d1.htm <DESCRIPTION>PORTFOLIO MANAGER CHANGE 497 <TEXT> Document 1 - file: f37177d1.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>vanguard.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: vanguard.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>sai-0241212203_final1x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: sai-0241212203_final1x1.jpg
</DOCUMENT> </SEC-DOCUMENT>