# Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC: Form DEF 14A, filed Mar 4, 2021

- Company: [Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC](/companies/pfo.md) (CIK 882071)
- Form: DEF 14A
- Filed: 2021-03-04
- Accepted by EDGAR: Mar 4, 2021, 13:26 ET
- Period: 2021-04-21
- Accession: 0001387131-21-003153
- Inline XBRL: no
- Main document: https://www.sec.gov/Archives/edgar/data/882071/000138713121003153/pfo-def14a_042121.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/882071/000138713121003153/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/882071/000138713121003153/pfo-def14a_042121.htm

Filed Mar 4, 2021.
Source: SEC EDGAR, the filing index for accession 0001387131-21-003153. Last ingested by Listed: Oct 24, 2026, 14:58 ET. No prices; not investment advice.