Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0001999371-25-010348
Filing Date
2025-07-31
Accepted
2025-07-31 13:00:02
Documents
19
Period of Report
2025-05-31
Effectiveness Date
2025-07-31

Document Format Files

Seq Description Document Type Size
1 CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT pfo-ncsrs_053125.htm   iXBRL N-CSRS 1792458
2 SECTION 302 CERTIFICAITON ex99cert.htm EX-99.CERT 36011
3 SECTION 906 CERTIFICAITON ex99906cert.htm EX-99.906 CERT 12685
8 GRAPHIC pfo-ncsrs_053125img004.gif GRAPHIC 8087
9 GRAPHIC pfo-ncsrs_053125img001.gif GRAPHIC 32489
10 GRAPHIC pfo-ncsrs_053125img002.gif GRAPHIC 45990
11 GRAPHIC pfo-ncsrs_053125img003.gif GRAPHIC 34106
  Complete submission text file 0001999371-25-010348.txt   2997135

Data Files

Seq Description Document Type Size
4 XBRL SCHEMA FILE pfo-20250531.xsd EX-101.SCH 7796
5 XBRL PRESENTATION FILE pfo-20250531_pre.xml EX-101.PRE 10405
6 XBRL DEFINITION FILE pfo-20250531_def.xml EX-101.DEF 11017
7 XBRL LABEL FILE pfo-20250531_lab.xml EX-101.LAB 22691
21 EXTRACTED XBRL INSTANCE DOCUMENT pfo-ncsrs_053125_htm.xml XML 175259
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)

EIN.: 954355600 | State of Incorp.: MD | Fiscal Year End: 1130
Type: N-CSRS | Act: 40 | File No.: 811-06495 | Film No.: 251170660