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Filing Detail
Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0000900092-10-000261
Filing Date
2010-04-08
Accepted
2010-04-08 14:53:35
Documents
7
Period of Report
2010-01-31
Effectiveness Date
2010-04-08

Document Format Files

Seq Description Document Type Size
1 MFT mft.htm N-CSRS 1670947
2 GRAPHIC brmuniyiedinsured-6sar0x56x1.jpg GRAPHIC 3021
3 GRAPHIC brmuniyiedinsured-6sar0x56x2.jpg GRAPHIC 4991
4 GRAPHIC brmuniyiedinsured-6sar01x1x1.jpg GRAPHIC 2615
5 GRAPHIC brmuniyiedinsured-6sar01x3x1.jpg GRAPHIC 4241
6 CERT mftex99cert.htm EX-99.CERT 14623
7 CERT mftsec906.htm EX-99.906 CERT 4510
  Complete submission text file 0000900092-10-000261.txt   1712953
Mailing Address 100 BELLEVUE PARKWAY WILMINGTON DE 19809
Business Address 100 BELLEVUE PARKWAY WILMINGTON DE 19809 800-441-7762
BLACKROCK MUNIYIELD INSURED INVESTMENT FUND (Filer) CIK: 0000891188 (see all company filings)

IRS No.: 223196058 | Fiscal Year End: 0630
Type: N-CSRS | Act: 40 | File No.: 811-07156 | Film No.: 10739571