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Filing Detail
Form 425 - Prospectuses and communications, business combinations:
SEC Accession No. 0000932471-10-000013
Filing Date
2010-01-05
Accepted
2010-01-05 12:27:17
Documents
1

Document Format Files

Seq Description Document Type Size
1 proxycommunication.htm 425 28823
  Complete submission text file 0000932471-10-000013.txt   31868

Series and Classes/Contracts Information:

Merger
  Status Name Ticker Symbol
CIK 0000794105 acquiring    
Series S000002564   Vanguard Total Bond Market Index Fund
CIK 0000862084 target    
Series S000002854   Vanguard Institutional Total Bond Market Index Fund
Class/Contract C000007827   Institutional Shares VITBX
Mailing Address P.O. BOX 2600 V26 VALLEY FORGE PA 19482
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482 6106696295
VANGUARD BOND INDEX FUNDS (Filed by) CIK: 0000794105 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 425
SIC: 0000

Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482 6106696295
VANGUARD INSTITUTIONAL INDEX FUNDS (Subject) CIK: 0000862084 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 425 | Act: 34 | File No.: 811-06093 | Film No.: 10505246