# Filing Detail

Form N-CSR - Certified Shareholder Report:
SEC Accession No. 0001999371-24-001458
Filing Date
2024-02-02
Accepted
2024-02-02 14:45:44
Documents
27
Period of Report
2023-11-30
Effectiveness Date
2024-02-02

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | CERTIFIED ANNUAL SHAREHOLDER REPORT | pfo-ncsr_113023.htm iXBRL | N-CSR | 1957968
2 | CODE OF ETHICS | ex99-coe.htm | EX-99.CODE ETH | 36078
3 | SECTION 302 CERTIFICATIONS | ex99-cert.htm | EX-99.CERT | 35637
4 | SECTION 906 CERTIFICATIONS | ex99-906cert.htm | EX-99.906 CERT | 11269
5 | CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM | ex99-c.htm | EX-99.(C) | 4951
10 | GRAPHIC | ex99coe001.jpg | GRAPHIC | 4718
11 | GRAPHIC | kpmg1.gif | GRAPHIC | 2056
12 | GRAPHIC | kpmg2.gif | GRAPHIC | 2904
13 | GRAPHIC | pfo-ncsr_113023img001.gif | GRAPHIC | 7775
14 | GRAPHIC | pfo-ncsr_113023img002.gif | GRAPHIC | 30181
15 | GRAPHIC | pfo-ncsr_113023img003.gif | GRAPHIC | 43709
16 | GRAPHIC | pfo-ncsr_113023img004.gif | GRAPHIC | 30581
17 | GRAPHIC | pfo-ncsr_113023img005.gif | GRAPHIC | 921
| Complete submission text file | 0001999371-24-001458.txt |  | 3586394

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
6 | XBRL SCHEMA FILE | pfo-20231130.xsd | EX-101.SCH | 7498
7 | XBRL DEFINITION FILE | pfo-20231130_def.xml | EX-101.DEF | 10794
8 | XBRL LABEL FILE | pfo-20231130_lab.xml | EX-101.LAB | 14694
9 | XBRL PRESENTATION FILE | pfo-20231130_pre.xml | EX-101.PRE | 10181
28 | EXTRACTED XBRL INSTANCE DOCUMENT | pfo-ncsr_113023_htm.xml | XML | 299087

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-CSR | Act: 40 | File No.: 811-06495 | Film No.: 24590453