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Filing Detail
Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0001193125-12-321829
Filing Date
2012-07-30
Accepted
2012-07-30 12:40:25
Documents
8
Period of Report
2012-05-31
Effectiveness Date
2012-07-30

Document Format Files

Seq Description Document Type Size
1 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INC d352196dncsrs.htm N-CSRS 713460
2 SECTION 302 CERTIFICATIONS d352196dex99cert.htm EX-99.CERT 20287
3 SECTION 906 CERTIFICATION d352196dex99906cert.htm EX-99.906CERT 7189
4 GRAPHIC g352196g15h91.jpg GRAPHIC 26524
5 GRAPHIC g352196g32b14.jpg GRAPHIC 10534
6 GRAPHIC g352196g44a00.jpg GRAPHIC 113518
7 GRAPHIC g352196g87m77.jpg GRAPHIC 7666
8 GRAPHIC g352196pie_01.jpg GRAPHIC 29342
  Complete submission text file 0001193125-12-321829.txt   1001318
Mailing Address 301 COLORADO BLVD STE 720 C/O FLAHERTY & CRUMRINE INC PASADENA CA 91101
Business Address 301 E COLORADO BLVD STE 720 C/O FLAHERTY & CRUMRINE INC PASADENA CA 91101 (626) 795-7300
Flaherty & Crumrine PREFERRED INCOME OPPORTUNITY FUND INC (Filer) CIK: 0000882071 (see all company filings)

IRS No.: 954355600 | State of Incorp.: MD | Fiscal Year End: 1130
Type: N-CSRS | Act: 40 | File No.: 811-06495 | Film No.: 12992755