-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, G0ml02SCUEnPbGXkRjK2HbCBYyOCKoNARx1gORFd9rPC0da0e01L99+cwdcd9Y+J 7FndlClkWSzqK7gF9M2MXQ== 0000932471-07-000117.txt : 20070131 0000932471-07-000117.hdr.sgml : 20070131 20070131111946 ACCESSION NUMBER: 0000932471-07-000117 CONFORMED SUBMISSION TYPE: 497 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20070131 DATE AS OF CHANGE: 20070131 EFFECTIVENESS DATE: 20070131 FILER: COMPANY DATA: COMPANY CONFORMED NAME: VANGUARD CHESTER FUNDS CENTRAL INDEX KEY: 0000752177 IRS NUMBER: 232311358 FISCAL YEAR END: 0831 FILING VALUES: FORM TYPE: 497 SEC ACT: 1933 Act SEC FILE NUMBER: 002-92948 FILM NUMBER: 07566913 BUSINESS ADDRESS: STREET 1: PO BOX 2600 VM #V34 CITY: VALLEY FORGE STATE: PA ZIP: 19482 BUSINESS PHONE: 6106696289 MAIL ADDRESS: STREET 1: P.O. BOX 2600 CITY: VALLEY FORGE STATE: PA ZIP: 19482 FORMER COMPANY: FORMER CONFORMED NAME: VANGUARD PRIMECAP FUND/ DATE OF NAME CHANGE: 20011121 FORMER COMPANY: FORMER CONFORMED NAME: VANGUARD/PRIMECAP FUND INC DATE OF NAME CHANGE: 19940608 FORMER COMPANY: FORMER CONFORMED NAME: PRIMECAP FUND INC DATE OF NAME CHANGE: 19920703 0000752177 S000002568 Vanguard PRIMECAP Fund C000047163 Signal Shares 497 1 signalstickergenreic.txt PRIMECAP FUND SIGNAL SHARES SUPPLEMENT [SHIP] VANGUARD(R) VANGUARD(R) FUNDS SUPPLEMENT TO THE PROSPECTUS Signal(TM) Shares for the Funds are not yet available for purchase. (C)2007 The Vanguard Group, Inc. All rights reserved. Vanguard Marketing Corporation, Distributor. PSSPDF 012007 -----END PRIVACY-ENHANCED MESSAGE-----