UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:
April 19, 2021 1:00 P.M.
Form:
N-2
CIK:
0000882071
Company Name:
Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC
File Number:
333-252798