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PFO        0000882071    
Filing Date Form Type Description Document
2018-04-27 N-30B-2 QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS View Document
2018-04-27 N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS View Document
2018-03-06 DEF 14A DEFINITIVE PROXY STATEMENT View Document
2018-01-29 NSAR-B View Document
2018-01-29 N-CSR CERTIFIED ANNUAL SHAREHOLDER REPORT View Document
2018-01-19 5 PRIMARY DOCUMENT View Document
2017-10-24 N-30B-2 REPORT TO INVESTMENT COMPANY SHAREHOLDERS View Document
2017-10-24 N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS View Document
2017-09-15 CORRESP View Document
2017-08-24 N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANI View Document
2017-07-28 NSAR-A View Document
2017-07-28 N-CSRS SEMI-ANNUAL SHAREHOLDER REPORT View Document
2017-06-01 40-17G FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) View Document
2017-04-28 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2017-04-28 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2017-03-10 DEF 14A DEFINITIVE PROXY STATEMENT View Document
2017-01-27 N-CSR FLAHERTY & CRUMRINE PREFERRED INCOME FLAHERTY & CRUMRINE PREFERRED INCOME View Document
2017-01-27 NSAR-B View Document
2017-01-20 8-K FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FLAHERTY & CRUMRINE PREFERRED I View Document
2016-10-28 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2016-10-27 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2016-08-30 N-PX/A AMENDMENT TO ANNUAL REPORT OF PROXY VOTING RECORD View Document
2016-08-01 N-PX ANNUAL REPORT OF PROXY VOTING RECORD View Document
2016-07-29 N-CSRS FLAHERTY & CRUMRINE PREFERRED INCOME FLAHERTY & CRUMRINE PREFERRED INCOME View Document
2016-07-28 NSAR-A View Document
2016-05-11 40-17G FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) View Document
2016-04-28 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2016-04-28 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2016-03-08 DEF 14A DEFINITIVE PROXY STATEMENT View Document
2016-02-19 5 PRIMARY DOCUMENT View Document
2016-02-19 5 PRIMARY DOCUMENT View Document
2016-02-17 5 PRIMARY DOCUMENT View Document
2016-02-17 5 PRIMARY DOCUMENT View Document
2016-02-16 5 PRIMARY DOCUMENT View Document
2016-01-29 N-CSR FLAHERTY & CRUMRINE PREFERRED INCOME FLAHERTY & CRUMRINE PREFERRED INCOME View Document
2016-01-29 NSAR-B View Document
2015-11-13 8-K CURRENT REPORT View Document
2015-10-29 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2015-10-29 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2015-08-12 N-PX ANNUAL REPORT OF PROXY VOTING RECORD View Document
2015-07-29 N-CSRS FLAHERTY & CRUMRINE PREFERRED INCOME FLAHERTY & CRUMRINE PREFERRED INCOME View Document
2015-07-29 NSAR-A View Document
2015-06-04 8-K CURRENT REPORT View Document
2015-05-19 40-17G FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) View Document
2015-04-28 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2015-04-28 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2015-04-23 8-K CURRENT REPORT View Document
2015-03-09 DEF 14A DEFINITIVE PROXY STATEMENT View Document
2015-01-30 N-CSR FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2015-01-28 NSAR-B View Document
2014-10-29 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2014-10-29 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2014-08-14 N-PX ANNUAL REPORT OF PROXY VOTING RECORD View Document
2014-07-30 N-CSRS FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2014-07-29 NSAR-A View Document
2014-05-28 40-17G FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) View Document
2014-05-23 CORRESP View Document
2014-04-29 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2014-04-28 N-Q FLAHERRTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2014-03-21 DEF 14A DEFINITIVE PROXY STATEMENT View Document
2014-03-06 PRE 14A PRELIMINARY PROXY STATEMENT View Document
2014-01-30 N-CSR FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2014-01-28 NSAR-B View Document
2013-10-28 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2013-10-28 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2013-08-13 N-PX ANNUAL REPORT OF PROXY VOTING RECORD View Document
2013-08-06 4 PRIMARY DOCUMENT View Document
2013-07-30 N-CSRS FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND View Document
2013-07-26 NSAR-A View Document
2013-06-24 40-17G FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) View Document
2013-06-03 4 PRIMARY DOCUMENT View Document
2013-05-16 5 PRIMARY DOCUMENT View Document
2013-04-29 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2013-04-29 N-Q FLAHERTY & CRUMRINE PERFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2013-03-07 DEF 14A DEFINITIVE PROXY STATEMENT View Document
2013-01-29 N-CSR FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2013-01-29 NSAR-B View Document
2012-10-30 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2012-10-30 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2012-07-30 N-CSRS FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INC View Document
2012-07-25 N-PX ANNUAL REPORT OF PROXY VOTING RECORD View Document
2012-07-25 NSAR-A View Document
2012-06-08 40-17G FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) View Document
2012-04-27 N-30B-2 FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2012-04-27 N-Q FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED View Document
2012-04-10 SC 13G/A SC 13G/A View Document
2012-03-08 DEFR14A DEFINITIVE REVISED PROXY SOLICITING MATERIALS View Document
2012-03-06 DEF 14A DEFINITIVE PROXY STATEMENT View Document
2012-03-06 CORRESP View Document
2012-02-16 PRE 14A PRELIMINARY PROXY STATEMENT View Document
2012-02-14 SC 13G/A SC 13G/A View Document
2012-01-27 NSAR-B View Document
2012-01-27 N-CSR FORM N-CSR View Document
2011-10-28 N-30B-2 FORM N-30B-2 View Document
2011-10-28 N-Q FORM N-Q View Document
2011-08-22 N-PX N-PX View Document
2011-08-08 N-CSRS FORM N-CSRS View Document
2011-07-27 NSAR-A View Document
2011-06-03 40-17G 40-17G View Document
2011-05-03 CORRESP View Document

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