424B2

Prospectus

Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC Filed 2021-04-30 Acc 0001387131-21-005170

Documents 1

424B2 Prospectus , pfo-424b2_042821.htm

Around this filing

2021-04-30 POS EX Post-effective Amendment
2021-04-30 424B2 Prospectus
2021-04-27 NPORT-P Portfolio Investment Report

Link to a passage

External

SEC EDGAR (opens in new tab)