EDGAR Filing Documents for 0000932471-07-000608

Form N-CSR - Certified Shareholder Report:

SEC Accession No. 0000932471-07-000608

Filing Date

2007-03-02

Accepted

2007-03-02 10:41:30

Documents

Period of Report

2006-12-31

Effectiveness Date

2007-03-02

Document Format Files

Seq	Description	Document	Type	Size
1	ANNUAL INST. INDEX REPORT	instindexfinal.htm	N-CSR	6558654
2	GRAPHIC	cum_pg7.jpg	GRAPHIC	9280
3	GRAPHIC	ibmimg1.jpg	GRAPHIC	2539
4	GRAPHIC	ibmimg2.jpg	GRAPHIC	4243
5	GRAPHIC	ibmimg3.jpg	GRAPHIC	6877
6	GRAPHIC	ibmimg4.jpg	GRAPHIC	7319
7	GRAPHIC	ibmimg5.jpg	GRAPHIC	4745
8	GRAPHIC	iifimg1.jpg	GRAPHIC	2404
9	GRAPHIC	iifimg2.jpg	GRAPHIC	4216
10	GRAPHIC	iifimg3.jpg	GRAPHIC	5354
11	GRAPHIC	iifimg4.jpg	GRAPHIC	8348
12	GRAPHIC	iifimg5.jpg	GRAPHIC	13933
13	GRAPHIC	iifimg6.jpg	GRAPHIC	4193
14	GRAPHIC	it1img1.jpg	GRAPHIC	1812
15	GRAPHIC	it1img2.jpg	GRAPHIC	2510
16	GRAPHIC	it1img3.jpg	GRAPHIC	4074
17	GRAPHIC	it1img4.jpg	GRAPHIC	5264
18	GRAPHIC	it1img5.jpg	GRAPHIC	13423
19	CERT 302	cert302a.htm	EX-31	13404
20	CERT 906	cert906a.htm	EX-32	6391
21	CODE OF ETHICS	codeofethics.htm	EX-99.CODE ETH	27402
	Complete submission text file	0000932471-07-000608.txt		6749575

Series and Classes/Contracts Information:

Existing
	Status	Name	Ticker Symbol
CIK 0000862084
Series S000002853		Vanguard Institutional Index Fund
Class/Contract C000007825		Institutional Shares	VINIX
Class/Contract C000007826		Institutional Plus Shares	VIIIX
	Status	Name	Ticker Symbol
CIK 0000862084
Series S000002854		Vanguard Institutional Total Bond Market Index Fund
Class/Contract C000007827		Institutional Shares	VITBX
	Status	Name	Ticker Symbol
CIK 0000862084
Series S000002855		Vanguard Institutional Total Stock Market Index Fund
Class/Contract C000007828		Institutional Shares	VITNX
Class/Contract C000007829		Institutional Plus Shares	VITPX

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 (Filer) CIK: 0000862084 (see all company filings)