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Filing Detail
Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0001387131-23-009238
Filing Date
2023-08-03
Accepted
2023-08-03 11:26:41
Documents
19
Period of Report
2023-05-31
Effectiveness Date
2023-08-03

Document Format Files

Seq Description Document Type Size
1 CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT pfo-ncsrs_053123.htm   iXBRL N-CSRS 1578151
2 SECTION 302 CERTIFICATIONS ex99-cert.htm EX-99.CERT 21133
3 SECTION 906 CERTIFICATIONS ex99-906.htm EX-99.906 CERT 6605
8 GRAPHIC pfo-ncsrs_053123img001.gif GRAPHIC 7897
9 GRAPHIC pfo-ncsrs_053123img002.gif GRAPHIC 30490
10 GRAPHIC pfo-ncsrs_053123img003.gif GRAPHIC 43122
11 GRAPHIC pfo-ncsrs_053123img004.gif GRAPHIC 31892
  Complete submission text file 0001387131-23-009238.txt   2792503

Data Files

Seq Description Document Type Size
4 XBRL SCHEMA FILE pfo-20230531.xsd EX-101.SCH 7581
5 XBRL DEFINITION FILE pfo-20230531_def.xml EX-101.DEF 11358
6 XBRL LABEL FILE pfo-20230531_lab.xml EX-101.LAB 14469
7 XBRL PRESENTATION FILE pfo-20230531_pre.xml EX-101.PRE 10749
13 EXTRACTED XBRL INSTANCE DOCUMENT pfo-ncsrs_053123_htm.xml XML 193373
Mailing Address 301 COLORADO BLVD STE 800 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.: 231138708