Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC

Symbol
PFO on NYSE
Business address
301 E Colorado Blvd Ste 720, C/O Flaherty & Crumrine Inc, Pasadena, CA, 91101
State of incorporation
MD
Fiscal year end
30 November
Former names
PREFERRED INCOME OPPORTUNITY FUND INC (to 29 Apr 2005)
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Flaherty & Crumrine PREFERRED & INCOME OPPORTUNITY FUND INC has filed 403 SEC EDGAR filings since 26 Jan 1996

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
NPORT-P Open Document Open Filing 29 Oct 2025 29 Aug 2025 811-06495
N-PX Open Document Open Filing 15 Aug 2025 30 Jun 2025 811-06495
N-CSRS Open Document | Data Open Filing CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT 31 Jul 2025 31 May 2025 811-06495
NPORT-P Open Document Open Filing 25 Jul 2025 30 May 2025 811-06495
SCHEDULE 13G Open Document Open Filing 07 Jul 2025 005-57671
40-17G Open Document Open Filing FIDELITY BOND 20 Jun 2025 811-06495
DEFA14A Open Document Open Filing ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS 28 Apr 2025 811-06495
NPORT-P Open Document Open Filing 24 Apr 2025 28 Feb 2025 811-06495
DEFA14A Open Document Open Filing ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS 16 Apr 2025 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENTS 17 Mar 2025 16 Apr 2025 811-06495
PRE 14A Open Document Open Filing PRELIMINARY PROXY STATEMENT 06 Mar 2025 16 Apr 2025 811-06495
N-CEN Open Document Open Filing 06 Feb 2025 30 Nov 2024 811-06495
N-CSR Open Document | Data Open Filing CERTIFIED ANNUAL SHAREHOLDER REPORT 04 Feb 2025 30 Nov 2024 811-06495
NPORT-P Open Document Open Filing 28 Jan 2025 29 Nov 2024 811-06495
NPORT-P Open Document Open Filing 28 Oct 2024 30 Aug 2024 811-06495
N-PX Open Document Open Filing 20 Aug 2024 30 Jun 2024 811-06495
N-CSRS Open Document | Data Open Filing CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT 30 Jul 2024 31 May 2024 811-06495
NPORT-P Open Document Open Filing 24 Jul 2024 31 May 2024 811-06495
40-17G Open Document Open Filing FIDELITY BOND 05 Jun 2024 811-06495
NPORT-P Open Document Open Filing 24 Apr 2024 29 Feb 2024 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 04 Mar 2024 17 Apr 2024 811-06495
N-CEN Open Document Open Filing 08 Feb 2024 30 Nov 2023 811-06495
N-CSR Open Document | Data Open Filing CERTIFIED ANNUAL SHAREHOLDER REPORT 02 Feb 2024 30 Nov 2023 811-06495
3 Open Document Open Filing FORM 3 - DALMASO 29 Jan 2024 19 Jan 2024
NPORT-P Open Document Open Filing 26 Jan 2024 30 Nov 2023 811-06495
NPORT-P Open Document Open Filing 26 Oct 2023 31 Aug 2023 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 17 Aug 2023 30 Jun 2023 811-06495
N-CSRS Open Document | Data Open Filing CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT 03 Aug 2023 31 May 2023 811-06495
NPORT-P Open Document Open Filing 24 Jul 2023 31 May 2023 811-06495
40-17G Open Document Open Filing FIDELITY BOND 09 Jun 2023 811-06495
NPORT-P Open Document Open Filing 27 Apr 2023 28 Feb 2023 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 02 Mar 2023 19 Apr 2023 811-06495
N-CEN Open Document Open Filing 06 Feb 2023 30 Nov 2022 811-06495
N-CSR Open Document | Data Open Filing CERTIFIED ANNUAL SHAREHOLDER REPORT 01 Feb 2023 811-06495
NPORT-P Open Document Open Filing 24 Jan 2023 30 Nov 2022 811-06495
NPORT-P Open Document Open Filing 27 Oct 2022 31 Aug 2022 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 10 Aug 2022 30 Jun 2022 811-06495
N-CSRS Open Document Open Filing CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT 29 Jul 2022 31 May 2022 811-06495
NPORT-P Open Document Open Filing 25 Jul 2022 31 May 2022 811-06495
40-17G Open Document Open Filing FIDELITY BOND 19 May 2022 811-06495
NPORT-P Open Document Open Filing 28 Apr 2022 28 Feb 2022 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 03 Mar 2022 20 Apr 2022 811-06495
N-CEN Open Document Open Filing 10 Feb 2022 30 Nov 2021 811-06495
N-CSR Open Document Open Filing CERTIFIED ANNUAL SHAREHOLDER REPORT 04 Feb 2022 30 Nov 2021 811-06495
NPORT-P Open Document Open Filing 21 Jan 2022 30 Nov 2021 811-06495
NPORT-P Open Document Open Filing 28 Oct 2021 31 Aug 2021 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 05 Aug 2021 30 Jun 2021 811-06495
N-CSRS Open Document Open Filing CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT 30 Jul 2021 31 May 2021 811-06495
NPORT-P Open Document Open Filing 23 Jul 2021 28 May 2021 811-06495
40-17G Open Document Open Filing FIDELITY BOND 27 May 2021 811-06495
POS EX Open Document Open Filing POST-EFFECTIVE AMENDMENT 30 Apr 2021 333-252798
424B2 Open Document Open Filing 424B2 30 Apr 2021 333-252798
NPORT-P Open Document Open Filing 27 Apr 2021 26 Feb 2021 811-06495
EFFECT Open Document Open Filing 19 Apr 2021 333-252798
CORRESP Open Document Open Filing 16 Apr 2021
N-2/A Open Document Open Filing AMENDMENT TO FORM N-2 16 Apr 2021 811-06495,333-252798
CORRESP Open Document Open Filing 31 Mar 2021
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 04 Mar 2021 21 Apr 2021 811-06495
N-CEN Open Document Open Filing 11 Feb 2021 30 Nov 2020 811-06495
N-2 Open Document Open Filing INITIAL FILING OF A REGISTRATION STATEMENT 05 Feb 2021 811-06495,333-252798
N-CSR Open Document Open Filing ANNUAL SHAREHOLDER REPORT 29 Jan 2021 30 Nov 2020 811-06495
NPORT-P Open Document Open Filing 27 Jan 2021 30 Nov 2020 811-06495
NPORT-P Open Document Open Filing 28 Oct 2020 31 Aug 2020 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 14 Aug 2020 30 Jun 2020 811-06495
N-CSRS Open Document Open Filing CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT 31 Jul 2020 31 May 2020 811-06495
NPORT-P Open Document Open Filing 28 Jul 2020 29 May 2020 811-06495
CORRESP Open Document Open Filing 26 May 2020
40-17G Open Document Open Filing BOND FIDELITY 11 May 2020 811-06495
NPORT-P Open Document Open Filing 29 Apr 2020 28 Feb 2020 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 05 Mar 2020 22 Apr 2020 811-06495
N-CEN Open Document Open Filing 07 Feb 2020 30 Nov 2019 811-06495
N-CSR Open Document Open Filing ANNUAL SHAREHOLDER REPORT 29 Jan 2020 30 Nov 2019 811-06495
NPORT-P Open Document Open Filing 27 Jan 2020 29 Nov 2019 811-06495
NPORT-EX Open Document Open Filing 24 Oct 2019 31 Aug 2019 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 16 Aug 2019 30 Jun 2019 811-06495
N-CSRS Open Document Open Filing CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT 29 Jul 2019 31 May 2019 811-06495
40-17G Open Document Open Filing FIDELITY BOND 30 May 2019 811-06495
8-K Open Document Open Filing CURRENT REPORT 02 May 2019 02 May 2019 811-06495
N-30B-2 Open Document Open Filing PERIODIC AND INTERIM REPORTS 29 Apr 2019 28 Feb 2019 811-06495
N-Q Open Document Open Filing QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS 29 Apr 2019 28 Feb 2019 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY MATERIALS 12 Mar 2019 23 Apr 2019 811-06495
N-CEN Open Document Open Filing 12 Feb 2019 30 Nov 2018 811-06495
N-CSR Open Document Open Filing CERTIFIED ANNUAL SHAREHOLDER REPORT 29 Jan 2019 30 Nov 2018 811-06495
N-30B-2 Open Document Open Filing QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS 26 Oct 2018 31 Aug 2018 811-06495
N-Q Open Document Open Filing QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS 26 Oct 2018 31 Aug 2018 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 07 Aug 2018 30 Jun 2018 811-06495
N-CSRS Open Document Open Filing SEMI-ANNUAL SHAREHOLDER REPORT 27 Jul 2018 31 May 2018 811-06495
40-17G Open Document Open Filing FIDELITY BOND 31 May 2018 811-06495
N-30B-2 Open Document Open Filing QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS 27 Apr 2018 28 Feb 2018 811-06495
N-Q Open Document Open Filing QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS 27 Apr 2018 28 Feb 2018 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 06 Mar 2018 18 Apr 2018 811-06495
NSAR-B Open Document Open Filing 29 Jan 2018 30 Nov 2017 811-06495
N-CSR Open Document Open Filing CERTIFIED ANNUAL SHAREHOLDER REPORT 29 Jan 2018 30 Nov 2017 811-06495
5 Open Document Open Filing PRIMARY DOCUMENT 19 Jan 2018 30 Nov 2017
N-30B-2 Open Document Open Filing REPORT TO INVESTMENT COMPANY SHAREHOLDERS 24 Oct 2017 31 Aug 2017 811-06495
N-Q Open Document Open Filing QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS 24 Oct 2017 31 Aug 2017 811-06495
CORRESP Open Document Open Filing 15 Sep 2017
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANI 24 Aug 2017 30 Jun 2017 811-06495
NSAR-A Open Document | Data Open Filing 28 Jul 2017 31 May 2017 811-06495
N-CSRS Open Document | Data Open Filing SEMI-ANNUAL SHAREHOLDER REPORT 28 Jul 2017 31 May 2017 811-06495
40-17G Open Document Open Filing FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) 01 Jun 2017 811-06495
N-30B-2 Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 28 Apr 2017 28 Feb 2017 811-06495
N-Q Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 28 Apr 2017 28 Feb 2017 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 10 Mar 2017 19 Apr 2017 811-06495
N-CSR Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME FLAHERTY & CRUMRINE PREFERRED INCOME 27 Jan 2017 30 Nov 2016 811-06495
NSAR-B Open Document Open Filing 27 Jan 2017 30 Nov 2016 811-06495
8-K Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FLAHERTY & CRUMRINE PREFERRED I 20 Jan 2017 20 Jan 2017 811-06495
N-30B-2 Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 28 Oct 2016 31 Aug 2016 811-06495
N-Q Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 27 Oct 2016 31 Aug 2016 811-06495
N-PX/A Open Document Open Filing AMENDMENT TO ANNUAL REPORT OF PROXY VOTING RECORD 30 Aug 2016 30 Jun 2016 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 01 Aug 2016 30 Jun 2016 811-06495
N-CSRS Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME FLAHERTY & CRUMRINE PREFERRED INCOME 29 Jul 2016 31 May 2016 811-06495
NSAR-A Open Document Open Filing 28 Jul 2016 31 May 2016 811-06495
40-17G Open Document Open Filing FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) 11 May 2016 811-06495
N-30B-2 Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 28 Apr 2016 29 Feb 2016 811-06495
N-Q Open Document | Data Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 28 Apr 2016 29 Feb 2016 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 08 Mar 2016 20 Apr 2016 811-06495
5 Open Document Open Filing PRIMARY DOCUMENT 19 Feb 2016 30 Nov 2015
5 Open Document Open Filing PRIMARY DOCUMENT 19 Feb 2016 30 Nov 2015
5 Open Document Open Filing PRIMARY DOCUMENT 17 Feb 2016 30 Nov 2015
5 Open Document Open Filing PRIMARY DOCUMENT 17 Feb 2016 30 Nov 2015
5 Open Document Open Filing PRIMARY DOCUMENT 16 Feb 2016 30 Nov 2015
N-CSR Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME FLAHERTY & CRUMRINE PREFERRED INCOME 29 Jan 2016 30 Nov 2015 811-06495
NSAR-B Open Document Open Filing 29 Jan 2016 30 Nov 2015 811-06495
8-K Open Document Open Filing CURRENT REPORT 13 Nov 2015 13 Nov 2015 811-06495
N-30B-2 Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 29 Oct 2015 31 Aug 2015 811-06495
N-Q Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 29 Oct 2015 31 Aug 2015 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 12 Aug 2015 30 Jun 2015 811-06495
N-CSRS Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME FLAHERTY & CRUMRINE PREFERRED INCOME 29 Jul 2015 31 May 2015 811-06495
NSAR-A Open Document Open Filing 29 Jul 2015 31 May 2015 811-06495
8-K Open Document Open Filing CURRENT REPORT 04 Jun 2015 04 Jun 2015 811-06495
40-17G Open Document Open Filing FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) 19 May 2015 811-06495
N-30B-2 Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 28 Apr 2015 28 Feb 2015 811-06495
N-Q Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 28 Apr 2015 28 Feb 2015 811-06495
8-K Open Document Open Filing CURRENT REPORT 23 Apr 2015 21 Apr 2015 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 09 Mar 2015 21 Apr 2015 811-06495
N-CSR Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED 30 Jan 2015 30 Nov 2014 811-06495
NSAR-B Open Document Open Filing 28 Jan 2015 30 Nov 2014 811-06495
N-30B-2 Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED 29 Oct 2014 31 Aug 2014 811-06495
N-Q Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED 29 Oct 2014 31 Aug 2014 811-06495
N-PX Open Document Open Filing ANNUAL REPORT OF PROXY VOTING RECORD 14 Aug 2014 30 Jun 2014 811-06495
N-CSRS Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 30 Jul 2014 31 May 2014 811-06495
NSAR-A Open Document Open Filing 29 Jul 2014 31 May 2014 811-06495
40-17G Open Document Open Filing FIDELITY BOND FILED PURSUANT TO RULE 17G-1(G)(1) 28 May 2014 811-06495
CORRESP Open Document Open Filing 23 May 2014
N-30B-2 Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 29 Apr 2014 28 Feb 2014 811-06495
N-Q Open Document Open Filing FLAHERRTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND 28 Apr 2014 28 Feb 2014 811-06495
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 21 Mar 2014 17 Apr 2014 811-06495
PRE 14A Open Document Open Filing PRELIMINARY PROXY STATEMENT 06 Mar 2014 17 Apr 2014 811-06495
N-CSR Open Document Open Filing FLAHERTY & CRUMRINE PREFERRED INCOME OPPORTUNITY FUND INCORPORATED 30 Jan 2014 30 Nov 2013 811-06495
NSAR-B Open Document Open Filing 28 Jan 2014 30 Nov 2013 811-06495