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Filing Detail
Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0000932471-18-007035
Filing Date
2018-08-31
Accepted
2018-08-30 18:08:29
Documents
15
Period of Report
2018-06-30
Effectiveness Date
2018-08-31

Document Format Files

Seq Description Document Type Size
1 instindex_final.htm N-CSRS 2150721
2 institutional_cert302.htm EX-99.CERT 18201
3 institutional_cert906.htm EX-99.906 CERT 15150
4 institutionalindexx1x1.jpg GRAPHIC 11429
5 institutionalindexx36x1.jpg GRAPHIC 2628
6 institutionalindexx4x1.jpg GRAPHIC 2977
7 institutionalindexx5x1.jpg GRAPHIC 1868
8 institutionalindexx6x1.jpg GRAPHIC 4193
9 institutionalindexx7x1.jpg GRAPHIC 9401
10 institutionaltotalstockmx1x1.jpg GRAPHIC 10122
11 institutionaltotalstockmx4x1.jpg GRAPHIC 2891
12 institutionaltotalstockmx5x1.jpg GRAPHIC 1973
13 institutionaltotalstockmx6x1.jpg GRAPHIC 3958
14 institutionaltotalstockmx7x1.jpg GRAPHIC 10079
15 institutionaltotalstockx68x1.jpg GRAPHIC 2704
  Complete submission text file 0000932471-18-007035.txt   2276457

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)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: N-CSRS | Act: 40 | File No.: 811-06093 | Film No.: 181048106