EDGAR Filing Documents for 0001104659-23-095708

Form N-CSRS - Certified Shareholder Report, Semi-Annual:

SEC Accession No. 0001104659-23-095708

Filing Date

2023-08-28

Accepted

2023-08-28 08:54:35

Documents

Period of Report

2023-06-30

Effectiveness Date

2023-08-28

Document Format Files

Seq	Description	Document	Type	Size
1	N-CSRS	tm2319809d2_ncsrs.htm	N-CSRS	6382933
2	EXHIBIT 99.CERT	tm2319809d2_ex99-cert.htm	EX-99.CERT	13285
3	EXHIBIT 99.906CERT	tm2319809d2_ex99-906cert.htm	EX-99.906CERT	7076
4	GRAPHIC	tm2319809d2instindfunq94i001.jpg	GRAPHIC	4581
5	GRAPHIC	tm2319809d2instindfunq94i002.jpg	GRAPHIC	4352
6	GRAPHIC	tm2319809d2intostmkindq8i001.jpg	GRAPHIC	4581
7	GRAPHIC	tm2319809d2intostmkindq8i002.jpg	GRAPHIC	4352
	Complete submission text file	0001104659-23-095708.txt		6430455

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 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 6106691000

VANGUARD INSTITUTIONAL INDEX FUNDS (Filer) CIK: 0000862084 (see all company filings)