Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0001387131-17-003801
Filing Date
2017-07-28
Accepted
2017-07-28 15:16:23
Documents
7
Period of Report
2017-05-31
Effectiveness Date
2017-07-28

Document Format Files

Seq Description Document Type Size
1 SEMI-ANNUAL SHAREHOLDER REPORT pfo-ncsrs_053117.htm N-CSRS 724537
2 CERTIFICATIONS PURSUANT TO SECTION 302 ex99-cert.htm EX-99.CERT 25106
3 CERTIFICATION PURSUANT TO SECTION 906 ex99-906cert.htm EX-99.906CERT 8901
4 GRAPHIC pfoncsrs053117001.jpg GRAPHIC 54232
5 GRAPHIC pfoncsrs053117002.jpg GRAPHIC 74327
6 GRAPHIC pfoncsrs053117003.jpg GRAPHIC 10181
7 GRAPHIC pfoncsrs053117004.jpg GRAPHIC 9249
  Complete submission text file 0001387131-17-003801.txt   964122
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)

EIN.: 954355600 | State of Incorp.: MD | Fiscal Year End: 1130
Type: N-CSRS | Act: 40 | File No.: 811-06495 | Film No.: 17989708