PKO / Pimco Income Opportunity Fund - SEC Filings, Annual Report, Proxy Statement

Pimco Income Opportunity Fund
US ˙ NYSE ˙ US72202B1008
THIS SYMBOL IS NO LONGER ACTIVE

Basic Stats
LEI DXHAUNK4X09LWO5HLA94
CIK 1412350
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Pimco Income Opportunity Fund
SEC Filings (Chronological Order)
This page provides a complete, chronological list of SEC Filings, excluding ownership filings which we provide elsewhere.
January 3, 2022 EX-99.A

AGREEMENT AND PLAN OF REORGANIZATION

AGREEMENT AND PLAN OF REORGANIZATION This Agreement and Plan of Reorganization (the ?Agreement?) is made as of November 10, 2021, by and among PIMCO Income Opportunity Fund (?PKO?), PIMCO Dynamic Credit and Mortgage Income Fund (?PCI?) (each, an ?Acquired Fund?), and PIMCO Dynamic Income Fund (?PDI? or the ?Acquiring Fund?), each a Massachusetts business trust.

January 3, 2022 N-8F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Form N-8F

N-8F 1 d254300dn8f.htm N-8F UNITED STATES SECURITIES AND EXCHANGE COMMISSION Form N-8F Application for Deregistration of Certain Registered Investment Companies. I. General Identifying Information 1. Reason fund is applying to deregister (check only one; for descriptions, see Instruction 1 above): [X] Merger [ ] Liquidation [ ] Abandonment of Registration (Note: Abandonments of Registration answer

December 13, 2021 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on December 27, 2021, pursuant to the provisions of Rule 12d2-2 (a).

November 30, 2021 NPORT-EX

Lending Rate

Schedule of Investments PIMCO Income Opportunity Fund September 30, 2021 (Unaudited) (AMOUNTS IN THOUSANDS*, EXCEPT NUMBER OF SHARES, CONTRACTS, UNITS AND OUNCES, IF ANY) PRINCIPAL AMOUNT (000s) MARKET VALUE (000s) INVESTMENTS IN SECURITIES 167.

November 30, 2021 NPORT-EX

Lending Rate

Schedule of Investments PIMCO Income Opportunity Fund September 30, 2021 (Unaudited) (AMOUNTS IN THOUSANDS*, EXCEPT NUMBER OF SHARES, CONTRACTS, UNITS AND OUNCES, IF ANY) PRINCIPAL AMOUNT (000s) MARKET VALUE (000s) INVESTMENTS IN SECURITIES 167.

November 24, 2021 NPORT-EX

PIMCO INCOME OPPORTUNITY FUND

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November 19, 2021 424B3

PIMCO Income Opportunity Fund (the “Fund”) Supplement dated November 19, 2021 to the Fund’s Prospectus, Statement of Additional Information and Prospectus Supplement, each dated February 12, 2021, as supplemented

Filed pursuant to Rule 424(b)(3) File No. 333-248710 PIMCO Income Opportunity Fund (the ?Fund?) Supplement dated November 19, 2021 to the Fund?s Prospectus, Statement of Additional Information and Prospectus Supplement, each dated February 12, 2021, as supplemented The previously-announced contemplated reorganizations of each of the Fund and PIMCO Dynamic Credit and Mortgage Income Fund (?PCI?) wi

August 6, 2021 424B3

PIMCO Income Opportunity Fund (the “Fund”) Supplement dated August 6, 2021 to the Fund’s Prospectus, Statement of Additional Information and Prospectus Supplement, each dated February 12, 2021, as supplemented (respectively, the “Prospectus,” the “SA

Filed Pursuant to Rule 424(b)(3) File No. 333-248710 PIMCO Income Opportunity Fund (the ?Fund?) Supplement dated August 6, 2021 to the Fund?s Prospectus, Statement of Additional Information and Prospectus Supplement, each dated February 12, 2021, as supplemented (respectively, the ?Prospectus,? the ?SAI? and the ?Prospectus Supplement?) At a Joint Special Meeting of Shareholders of PIMCO Dynamic I

August 2, 2021 DEFA14A

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

July 27, 2021 DEFA14A

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

July 26, 2021 DEFA14A

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

July 20, 2021 DEFA14A

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

July 14, 2021 DEFA14A

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

July 8, 2021 DEFA14A

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

June 30, 2021 DEFA14A

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

May 28, 2021 NPORT-EX

Lending Rate

Schedule of Investments PIMCO Income Opportunity Fund March 31, 2021 (Unaudited) (AMOUNTS IN THOUSANDS*, EXCEPT NUMBER OF SHARES, CONTRACTS, UNITS AND OUNCES, IF ANY) PRINCIPAL AMOUNT (000s) MARKET VALUE (000s) INVESTMENTS IN SECURITIES 181.

May 24, 2021 424B3

PIMCO Income Opportunity Fund (the “Fund”) Supplement dated May 21, 2021 to the Fund’s Prospectus, Statement of Additional Information and Prospectus Supplement, each dated February 12, 2021 (respectively, the “Prospectus,” the “SAI” and the “Prospec

Filed pursuant to Rule 424(b)(3) File No. 333-248710 PIMCO Income Opportunity Fund (the ?Fund?) Supplement dated May 21, 2021 to the Fund?s Prospectus, Statement of Additional Information and Prospectus Supplement, each dated February 12, 2021 (respectively, the ?Prospectus,? the ?SAI? and the ?Prospectus Supplement?) The Board of Trustees (the ?Board?) of the Fund has approved the reorganization

March 19, 2021 DEF 14A

- DEF 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

February 12, 2021 424B5

PROSPECTUS SUPPLEMENT (To Prospectus dated February 12, 2021) PIMCO Income Opportunity Fund Up to $150,000,000 Common Shares of Beneficial Interest

Table of Contents PROSPECTUS SUPPLEMENT (To Prospectus dated February 12, 2021) PIMCO Income Opportunity Fund Up to $150,000,000 Common Shares of Beneficial Interest PIMCO Income Opportunity Fund (the ?Fund?) has entered into a sales agreement (the ?Sales Agreement?) with JonesTrading Institutional Services LLC (?JonesTrading?) relating to its common shares of beneficial interest, par value $0.

November 24, 2020 NPORT-EX

Lending Rate

Schedule of Investments PIMCO Income Opportunity Fund September 30, 2020 (Unaudited) (AMOUNTS IN THOUSANDS*, EXCEPT NUMBER OF SHARES, CONTRACTS AND UNITS, IF ANY) PRINCIPAL AMOUNT (000s) MARKET VALUE (000s) INVESTMENTS IN SECURITIES 182.

October 29, 2020 424B5

PROSPECTUS SUPPLEMENT (To Prospectus dated October 28, 2020) PIMCO Income Opportunity Fund Up to $125,000,000 Common Shares of Beneficial Interest

424B5 Table of Contents PROSPECTUS SUPPLEMENT (To Prospectus dated October 28, 2020) PIMCO Income Opportunity Fund Up to $125,000,000 Common Shares of Beneficial Interest PIMCO Income Opportunity Fund (the “Fund”) has entered into a sales agreement (the “Sales Agreement”) with JonesTrading Institutional Services LLC (“JonesTrading”) relating to its common shares of beneficial interest, par value $0.

October 28, 2020 EX-99.R.1

Code of Ethics of Registrant.

EX-99.r.1 Code of Ethics PIMCO Funds PIMCO Variable Insurance Trust PIMCO ETF Trust PIMCO Equity Series PIMCO Equity Series VIT PIMCO Managed Accounts Trust PIMCO Sponsored Closed-End Funds PIMCO Sponsored Interval Funds Pacific Investment Management Company LLC (“PIMCO”), the investment adviser and administrator or investment manager to PIMCO Funds, PIMCO Variable Insurance Trust, PIMCO ETF Trust

October 28, 2020 EX-99.K.3

Amendment to Transfer Agency and Registrar Services Agreement dated December 13, 2018.

EX-99.k.3 AMENDMENT TO TRANSFER AGENCY AND REGISTRAR SERVICES AGREEMENT THIS AMENDMENT TO TRANSFER AGENCY AND REGISTRAR SERVICES AGREEMENT (this “Amendment”), dated as of December 13, 2018 (the “Effective Date”), by and between PACIFIC INVESTMENT MANAGEMENT COMPANY LLC, a Delaware limited liability company (“PIMCO”), on behalf of each of the funds listed on Exhibit A hereto and AMERICAN STOCK TRAN

October 28, 2020 EX-99.E

Terms and Conditions of Dividend Reinvestment Plan.

EX-99.e PIMCO-SPONSORED CLOSED-END FUNDS TERMS AND CONDITIONS OF THE DIVIDEND REINVESTMENT PLAN Holders of common shares of beneficial interest (the “Common Shares”) of each of the PIMCO-sponsored closed-end investment companies listed on Appendix A hereto, as it may be amended from time to time (each a “Fund”), whose Common Shares are registered with the Agent (as defined below) (the “Registered

October 28, 2020 EX-99.H.2

Amendment to Capital on Demand TM Sales Agreement between Registrant and Jones Trading Institutional Services LLC dated January 8, 2020

EX-99.h.2 PIMCO CORPORATE & INCOME OPPORTUNITY FUND PIMCO DYNAMIC CREDIT AND MORTGAGE INCOME FUND PIMCO DYNAMIC INCOME FUND PIMCO INCOME OPPORTUNITY FUND PIMCO INCOME STRATEGY FUND PIMCO INCOME STRATEGY FUND II (each, a “Fund” and collectively, the “Funds”) AMENDMENT TO SALES AGREEMENT/AMENDED AND RESTATED SALES AGREEMENT, AS APPLICABLE January 8, 2020 JONESTRADING INSTITUTIONAL SERVICES LLC 757 T

October 28, 2020 486BPOS

Post-Effective Amendment No. 2 to PIMCO Income Opportunity Fund Registration Statement on Form N-2, Registration Nos. 333-235485, 811-22121 (filed October 28, 2020)

486BPOS Table of Contents As filed with the Securities and Exchange Commission on October 28, 2020 1933 Act File No.

October 28, 2020 EX-99.N

Consent of independent registered public accounting firm.(9)

EX-99.n CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in this Registration Statement on Form N-2 of our report dated August 25, 2020, relating to the financial statements and financial highlights, which appears in PIMCO Income Opportunity Fund’s Annual Report on Form N-CSR for the year ended June 30, 2020. We also consent to the refere

October 28, 2020 EX-99.K.2

Amendment to Transfer Agency and Registrar Services Agreement dated July 29, 2016

EX-99.k.2 AMENDMENT TO TRANSFER AGENCY AND REGISTRAR SERVICES AGREEMENT This Amendment (this “Amendment”) is made as of July , 2016, by and between Pacific Investment Management Company LLC, a Delaware corporation, on behalf of each of the funds listed on Exhibit A of the Agreement (as defined below), and American Stock Transfer & Trust Company, LLC, a New York limited liability trust company (“AS

October 9, 2020 CORRESP

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1900 K Street, NW Washington, DC 20006-1110 +1 202 261 3300 Main +1 202 261 3333 Fax www.

May 29, 2020 NPORT-EX

Lending Rate

incomeopportunityfund Schedule of Investments PIMCO Income Opportunity Fund March 31, 2020 (Unaudited) (AMOUNTS IN THOUSANDS*, EXCEPT NUMBER OF SHARES, CONTRACTS AND UNITS, IF ANY) PRINCIPAL AMOUNT (000s) MARKET VALUE (000s) INVESTMENTS IN SECURITIES 156.

April 13, 2020 DEFA14A

PCM / PCM Fund, Inc. DEFA14A - - DEFA14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 18, 2020 DEF 14A

PCM / PCM Fund, Inc. DEF 14A - - DEF 14A

DEF 14A SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

January 28, 2020 POS EX

Registrant’s Registration Statement on Form N-2, Registration Nos. 333-235485, 811-22121 (filed January 28, 2020)

POS EX As filed with the Securities and Exchange Commission on January 28, 2020 1933 Act File No.

January 28, 2020 EX-99.H

Capital on Demand TM Sales Agreement between Registrant and Jones Trading Institutional Services LLC dated October 31, 2019

EX-99.h PIMCO INCOME OPPORTUNITY FUND COMMON SHARES CAPITAL ON DEMAND™ AMENDED AND RESTATED SALES AGREEMENT October 31, 2019 JONESTRADING INSTITUTIONAL SERVICES LLC 757 Third Avenue, 23rd Floor New York, NY 10017 Ladies and Gentlemen: PIMCO Income Opportunity Fund, an unincorporated voluntary association with transferable shares organized and existing under and by virtue of the laws of The Commonw

January 23, 2020 CORRESP

PIMCO INCOME OPPORTUNITY FUND 1633 Broadway New York, NY 10019

PIMCO INCOME OPPORTUNITY FUND 1633 Broadway New York, NY 10019 January 23, 2020 VIA EDGAR Anu Dubey Division of Investment Management U.

January 15, 2020 CORRESP

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1900 K Street, NW Washington, DC 20006-1110 +1 202 261 3300 Main +1 202 261 3333 Fax www.

November 26, 2019 NPORT-EX

PKO / PIMCO Income Opportunity Fund NPORT-EX - - PIMCO INCOME OPPORTUNITY FUND

Schedule of Investments PIMCO Income Opportunity Fund September 30, 2019 (Unaudited) (AMOUNTS IN THOUSANDS*, EXCEPT NUMBER OF SHARES, CONTRACTS AND UNITS, IF ANY) PRINCIPAL AMOUNT (000s) MARKET VALUE (000s) INVESTMENTS IN SECURITIES 144.

October 25, 2019 EX-99.(S)(3)

Power of Attorney for Bradley A. Todd.

EX-99.(S)(3) 6 d823923dex99s3.htm EX-99.(S)(3) POWER OF ATTORNEY I, the undersigned Treasurer and Principal Financial and Accounting Officer of the registered investment companies listed on Schedule A attached hereto (each, a “Fund”), hereby severally constitute and appoint each of Wu-Kwan Kit, Ryan G. Leshaw, David C. Sullivan and Adam T. Teufel, and each of them singly, with full powers of subst

October 25, 2019 EX-99.(S)(1)

Powers of Attorney for Deborah A. DeCotis, Bradford K. Gallagher, James A. Jacobson, Hans W. Kertess, John C. Maney, William B. Ogden, IV, Alan Rappaport, David Fisher and Sarah E. Cogan.

EX-99.(s)(1) POWER OF ATTORNEY We, the undersigned Trustees/Directors of the registered investment companies listed on Schedule A attached hereto (each, a “Fund”), hereby severally constitute and appoint each of Wu-Kwan Kit, Ryan G. Leshaw, David C. Sullivan and Adam T. Teufel, and each of them singly, with full powers of substitution and resubstitution, our true and lawful attorney, with full pow

October 25, 2019 EX-99.(S)(2)

Power of Attorney for Eric D. Johnson.

EX-99.(S)(2) 5 d823923dex99s2.htm EX-99.(S)(2) POWER OF ATTORNEY I, the undersigned President and Principal Executive Officer of the registered investment companies listed on Schedule A attached hereto (each, a “Fund”), hereby severally constitute and appoint each of Wu-Kwan Kit, Ryan G. Leshaw, David C. Sullivan and Adam T. Teufel, and each of them singly, with full powers of substitution and res

October 25, 2019 EX-99.(R)(2)

PIMCO’s Code of Ethics sets out standards of conduct to help you avoid potential conflicts of interest that may arise from your actions and your personal securities transactions.

EX-99.(r)(2) Policy PIMCO’s Code of Ethics sets out standards of conduct to help you avoid potential conflicts of interest that may arise from your actions and your personal securities transactions. All employees must read and understand the Code. Effective Date: May 2009 Last Revision: April 2019 PIMCO’s Code of Ethics (“Code”) contains the rules that govern your conduct and personal trading. The

October 25, 2019 EX-99.(N)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX-99.(n) CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in this Registration Statement on Form N-2 of our report dated August 23, 2019, relating to the financial statements and financial highlights, which appears in PIMCO Income Opportunity Fund’s Annual Report on Form N-CSR for the year ended June 30, 2019. We also consent to the refe

October 25, 2019 486BPOS

PKO / PIMCO Income Opportunity Fund 486BPOS - - 486BPOS

486BPOS Table of Contents As filed with the Securities and Exchange Commission on October 24, 2019 1933 Act File No.

May 29, 2019 NPORT-EX

PKO / PIMCO Income Opportunity Fund NPORT-EX - - PIMCO INCOME OPPORTUNITY FUND

NPORT-EX 1 incomeopportunityfund.htm PIMCO INCOME OPPORTUNITY FUND Schedule of Investments PIMCO Income Opportunity Fund March 31, 2019 (Unaudited) (AMOUNTS IN THOUSANDS*, EXCEPT NUMBER OF SHARES, CONTRACTS AND UNITS, IF ANY) PRINCIPAL MARKET AMOUNT VALUE (000s) (000s) INVESTMENTS IN SECURITIES 146.3% ¤ LOAN PARTICIPATIONS AND ASSIGNMENTS 9.9% Altice France S.A. 6.484% (LIBOR03M + 4.000%) due 08/1

March 8, 2019 DEF 14A

PCM / PCM Fund, Inc. DEF 14A

DEF 14A SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

November 27, 2018 N-Q

PKO / PIMCO Income Opportunity Fund PIMCO INCOME OPPORTUNITY FUND (Quarterly Schedule of Portfolio Holdings)

N-Q 1 d622128dnq.htm PIMCO INCOME OPPORTUNITY FUND UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act File Number: 811-22121 Registrant Name: PIMCO Income Opportunity Fund Address of Principal Executive Offices: 1633 Broadway New York, NY 10019 Name and Address

November 27, 2018 EX-99.CERT

Certification Under Rule 30a-2(a)

Certifications Exhibit 99.CERT Certification Under Rule 30a-2(a) CERTIFICATION I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

November 7, 2018 486BPOS

PKO / PIMCO Income Opportunity Fund 486BPOS

486BPOS 1 d649328d486bpos.htm 486BPOS Table of Contents As filed with the Securities and Exchange Commission on November 7, 2018 1933 Act File No. 333- 217471 1940 Act File No. 811- 22121 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-2 (Check appropriate box or boxes) [X] REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 [ ] Pre-Effective Amendment No. [X] Po

November 7, 2018 EX-99.N

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EX-99.N 2 d649328dex99n.htm EX-99.N CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in this Registration Statement on Form N-2 of our report dated August 24, 2018, relating to the financial statements and financial highlights, which appears in PIMCO Income Opportunity’s Annual Report on Form N-CSR for the year ended June 30, 2018. We als

July 12, 2018 EX-99.H

PIMCO INCOME OPPORTUNITY FUND UP TO 3,000,000 COMMON SHARES CAPITAL ON DEMAND™ SALES AGREEMENT

EX-99.H 2 d474817dex99h.htm CAPITAL ON DEMAND SALES AGREEMENT BETWEEN REGISTRANT AND JONESTRADING INST PIMCO INCOME OPPORTUNITY FUND UP TO 3,000,000 COMMON SHARES CAPITAL ON DEMAND™ SALES AGREEMENT July 6, 2018 JONESTRADING INSTITUTIONAL SERVICES LLC 757 Third Avenue, 23rd Floor New York, NY 10017 Ladies and Gentlemen: PIMCO Income Opportunity Fund, an unincorporated voluntary association with tra

July 12, 2018 POS EX

PKO / PIMCO Income Opportunity Fund POS EX

POS EX As filed with the Securities and Exchange Commission on July 12, 2018 1933 Act File No.

July 5, 2018 CORRESP

PKO / PIMCO Income Opportunity Fund CORRESP

CORRESP 1 filename1.htm PIMCO INCOME OPPORTUNITY FUND 1633 Broadway New York, NY 10019 July 5, 2018 Division of Investment Management Securities and Exchange Commission 100 F Street N.E. Washington, DC 20549 Attention: Ms. Anu Dubey Re: PIMCO Income Opportunity Fund (the “Fund”) File Nos. 333-217471 and 811-22121 Dear Ms. Dubey: Pursuant to Rule 461(a) under the Securities Act of 1933, as amended

July 5, 2018 CORRESP

PKO / PIMCO Income Opportunity Fund CORRESP

Response Letter ROPES & GRAY LLP 191 NORTH WACKER DRIVE 32nd FLOOR CHICAGO, ILLINOIS 60606-4302 WWW.

June 29, 2018 CORRESP

PKO / PIMCO Income Opportunity Fund CORRESP

Response Letter ROPES & GRAY LLP 2099 PENNSYLVANIA AVE., NW WASHINGTON, DC 20006-6807 WWW.ROPESGRAY.COM June 29, 2018 Nathan Briggs T: 202-626-3909 F: 202-383-9308 [email protected] VIA EDGAR Division of Investment Management Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attn: Ms. Anu Dubey Re: PIMCO Income Opportunity Fund File Nos. 333-217471 and 811-22121 De

May 30, 2018 EX-99.CERT

Certification Under Rule 30a-2(a)

Certifications Exhibit 99.CERT Certification Under Rule 30a-2(a) CERTIFICATION I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

May 30, 2018 N-Q

PKO / PIMCO Income Opportunity Fund PIMCO INCOME OPPORTUNITY FUND (Quarterly Schedule of Portfolio Holdings)

N-Q 1 d534864dnq.htm PIMCO INCOME OPPORTUNITY FUND UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act File Number: 811-22121 Registrant Name: PIMCO Income Opportunity Fund Address of Principal Executive Offices: 1633 Broadway New York, NY 10019 Name and Address

March 9, 2018 DEF 14A

PCM / PCM Fund, Inc. NOTICE & PROXY

DEF 14A 1 d549054ddef14a.htm NOTICE & PROXY SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☑ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commis

February 27, 2018 CORRESP

PKO / PIMCO Income Opportunity Fund CORRESP

CORRESP ROPES & GRAY LLP 2099 PENNSYLVANIA AVE., NW WASHINGTON, DC 20006-6807 WWW.ROPESGRAY.COM February 27, 2018 Nathan Briggs T: 202-626-3909 F: 202-383-9308 [email protected] VIA EDGAR Division of Investment Management Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attn: Mr. Kenneth Ellington Re: PIMCO Managed Accounts Trust (“PMAT”) (File Nos. 333-92415 and

November 28, 2017 EX-99.CERT

Certification Under Rule 30a-2(a)

Certifications Exhibit 99.CERT Certification Under Rule 30a-2(a) CERTIFICATION I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

November 28, 2017 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

PIMCO Income Opportunity Fund UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 14, 2017 CORRESP

PCN / PIMCO Corporate & Income Strategy Fund CORRESP - -

SEC Response Letter ROPES & GRAY LLP 2099 PENNSYLVANIA AVE., NW WASHINGTON, DC 20006-6807 WWW.ROPESGRAY.COM June 14, 2017 Nathan Briggs T: 202-626-3909 F: 202-383-9308 [email protected] VIA EDGAR Division of Investment Management Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attn: Ms. Anu Dubey Re: PIMCO Corporate & Income Strategy Fund (“PCN”) File Nos. 333-21

May 30, 2017 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act File Number: 811-22121 Registrant Name: PIMCO Income Opportun

PIMCO Income Opportunity Fund UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 30, 2017 EX-99.CERT

Certification Under Rule 30a-2(a)

EX-99.CERT 2 d372970dex99cert.htm CERTIFICATIONS Exhibit 99.CERT Certification Under Rule 30a-2(a) CERTIFICATION I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light

March 10, 2017 DEF 14A

PCM Fund NOTICE & PROXY

Notice & Proxy SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

November 28, 2016 EX-99.CERT

Certification Under Rule 30a-2(a)

Certifications Exhibit 99.CERT Certification Under Rule 30a-2(a) CERTIFICATION I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

November 28, 2016 N-Q

PIMCO Income Opportunity Fund PIMCO INCOME OPPORTUNITY FUND (Quarterly Schedule of Portfolio Holdings)

PIMCO Income Opportunity Fund UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 27, 2016 EX-99.CERT

Certification Under Rule 30a-2(a)

Certifications Exhibit 99.CERT Certification Under Rule 30a-2(a) CERTIFICATION I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

May 27, 2016 N-Q

PIMCO Income Opportunity Fund PIMCO INCOME OPPORTUNITY FUND (Quarterly Schedule of Portfolio Holdings)

PIMCO Income Opportunity Fund UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 4, 2016 DEFA14A

Pimco Income Opportunity Fund DEFA14A

DEFA14A SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 11, 2016 DEF 14A

Pimco Income Opportunity Fund PCM/PTY/PCN/PKO/PCI PROXY

PCM/PTY/PCN/PKO/PCI Proxy SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

November 25, 2015 N-Q

PIMCO Income Opportunity Fund PIMCO INCOME OPPORTUNITY FUND (Quarterly Schedule of Portfolio Holdings)

N-Q 1 d45687dnq.htm PIMCO INCOME OPPORTUNITY FUND UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act File Number: 811-22121 Registrant Name: PIMCO Income Opportunity Fund Address of Principal Executive Offices: 1633 Broadway New York, NY 10019 Name and Address o

November 25, 2015 EX-99.CERT

Certification Under Rule 30a-2(a)

Certifications Exhibit 99.CERT Certification Under Rule 30a-2(a) CERTIFICATION I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

September 11, 2015 CORRESP

-2-

ROPES & GRAY LLP ONE METRO CENTER 700 12TH STREET, NW, SUITE 900 WASHINGTON, DC 20005-3948 WWW.

June 12, 2015 EX-24.1

EX-24.1

rrd383502434289.html SECTION 16 POWER OF ATTORNEY Vadim Avdeychik The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersig

June 12, 2015 EX-24.1

EX-24.1

rrd383524434311.html SECTION 16 POWER OF ATTORNEY Jason Jordan Nagler The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the unde

March 31, 2015 N-Q

PIMCO Income Opportunity Fund PIMCO INCOME OPPORTUNITY FUND (Quarterly Schedule of Portfolio Holdings)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act File Number: 811-22121 Registrant Name: PIMCO Income Opportunity Fund Address of Principal Executive Offices: 1633 Broadway New York, NY 10019 Name and Address of Agent for Service: William G. Galipeau 650 Newpo

March 31, 2015 EX-99.CERT

CERTIFICATIONS

Certifications Exhibit 99.302CERT CERTIFICATIONS I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not

March 2, 2015 DEF 14A

PCM / PCM Fund, Inc. DEF 14A - - PCM/PTY/PCN/PKO PROXY

PCM/PTY/PCN/PKO Proxy SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

September 29, 2014 EX-99.CERT

CERTIFICATIONS

Exhibit 99.CERT CERTIFICATIONS I, Peter G. Strelow, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with r

September 29, 2014 N-Q

Pimco Income Opportunity Fund - N-Q

N-Q 1 a14-152122nq.htm N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in charter) 1633 Broadway New York, NY 10019 (Address of principal executive offices) (Zip co

June 25, 2014 DEFA14A

- PIMCO CLOSED END FUNDS

PIMCO Closed End Funds SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

June 17, 2014 DEFA14A

- PIMCO CLOSED-END FUNDS

PIMCO Closed-End Funds SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

June 9, 2014 DEFA14A

- PIMCO CLOSED END FUND

PIMCO Closed End Fund SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

June 4, 2014 DEFA14A

- PIMCO CLOSED END FUND

PIMCO Closed End Fund IMPORTANT NOTICE REGARDING YOUR INVESTMENT PIMCO SPONSORED CLOSED-END FUNDS June 3, 2014 Dear Investor: The Board of your PIMCO Sponsored Closed-End Fund (the “Fund”) has sent you detailed information regarding the upcoming Special Meeting of Shareholders on June 9th to ask for your vote on an important proposal affecting your Fund.

May 13, 2014 DEFA14A

- PIMCO CLOSED END FUND

DEFA14A 1 d724363ddefa14a.htm PIMCO CLOSED END FUND SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant þ Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of th

April 21, 2014 DEF 14A

- PIMCO CLOSED END PROXY

PIMCO Closed End Proxy SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 21, 2014 DEFA14A

- ADDITIONAL INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A

DEFA14A 1 d715503ddefa14a.htm ADDITIONAL INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant þ Filed by a Party other than the Registrant q Check the appropriate box: q Preliminary Pro

March 24, 2014 N-Q

Quarterly Schedule of Portfolio Holdings - N-Q

N-Q 1 a14-78821nq.htm N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in charter) 1633 Broadway, New York, New York 10019 (Address of principal executive offices) (

March 24, 2014 EX-99.CERT

CERTIFICATIONS

EX-99.CERT 2 a14-78821ex99dcert.htm EX-99.CERT Exhibit 99.CERT CERTIFICATIONS I, Julian F. Sluyters, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

March 20, 2014 PRE 14A

- PIMCO CLOSED END PROXY

PIMCO Closed End Proxy SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

February 28, 2014 DEF 14A

- PIMCO PROXY STATEMENT

PIMCO Proxy Statement SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

September 19, 2013 EX-99.CERT

CERTIFICATIONS

EX-99.CERT 2 a13-204142ex99dcert.htm EX-99.CERT Exhibit 99.CERT CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

September 19, 2013 N-Q

Quarterly Schedule of Portfolio Holdings - N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in charter) 1633 Broadway, New York, New York 10019 (Address of principal executive offices) (Zip code) Lawrence G. Alta

March 19, 2013 EX-99.CERT

CERTIFICATIONS

Exhibit 99.CERT CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

March 19, 2013 N-Q

Quarterly Schedule of Portfolio Holdings - N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in charter) 1633 Broadway, New York, New York 10019 (Address of principal executive offices) (Zip code) Lawrence G. Alta

February 28, 2013 DEF 14A

- PCM FUND, INC

PCM Fund, Inc SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

October 19, 2012 CORRESP

-

PIMCO Municipal Income Fund October 19, 2012 Nathan D. Briggs T: 1 202 626 3909 F: 1 202 383 9308 [email protected] VIA EDGAR Securities and Exchange Commission Division of Investment Management 100 F Street, N.E. Washington, DC 20549 Attn: Laura Hatch Re: PIMCO Municipal Income Fund (File No. 811-10377); PIMCO California Municipal Income Fund (File No. 811-10379); PIMCO New York Municip

September 24, 2012 EX-99.CERT

CERTIFICATIONS

EX-99.CERT 2 a12-206821ex99dcert.htm EX-99.CERT Exhibit 99.302 Cert. CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under

September 24, 2012 N-Q

Quarterly Schedule of Portfolio Holdings - N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in charter) 1633 Broadway New York, New York 10019 (Address of principal executive offices) (Zip code) Lawrence G. Altad

March 26, 2012 N-Q

Quarterly Schedule of Portfolio Holdings - N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in charter) 1633 Broadway New York, New York 10019 (Address of principal executive offices) (Zip code) Lawrence G. Altad

March 26, 2012 EX-99.CERT

CERTIFICATIONS

Exhibit 99.302 Cert. CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading

March 6, 2012 DEF 14A

- PIMCO JOINT PROXY STATEMENT

PIMCO Joint Proxy Statement SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

September 21, 2011 EX-99.CERT

CERTIFICATIONS

Exhibit 99.302 Cert. CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading

September 21, 2011 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2013 Estimated average burden hours per response........5.6 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2013 Estimated average burden hours per response........5.6 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in cha

March 25, 2011 EX-99.CERT

CERTIFICATIONS

EX-99.CERT 2 a11-78821ex99dcert.htm EX-99.CERT Exhibit 99.302 Cert. CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under w

March 25, 2011 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2013 Estimated average burden hours per response........5.6 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2013 Estimated average burden hours per response........5.6 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in cha

February 25, 2011 DEF 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

January 14, 2011 EX-24.

EX-24.

POWER OF ATTORNEY TAMARA J. ARNOLD The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name and on the undersign

January 4, 2011 EX-24.

EX-24.

POWER OF ATTORNEY WENDY CUPPS The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1.

January 4, 2011 EX-24.

EX-24.

rrd265134299271.html POWER OF ATTORNEY JOHN MARK MILLER The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name

September 24, 2010 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2013 Estimated average burden hours per response........5.6 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2013 Estimated average burden hours per response........5.6 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in cha

September 24, 2010 EX-99.CERT

CERTIFICATIONS

Exhibit 99.302 Cert. CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading

March 23, 2010 EX-99.CERT

CERTIFICATIONS

Exhibit 99.CERT CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

March 23, 2010 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in ch

February 26, 2010 DEF 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

February 17, 2010 PRE 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

PRE 14A 1 y03036pre14a.htm PRE 14A SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant þ Filed by a Party other than the Registrant o Check the appropriate box: þ Preliminary Proxy Statement o Soliciting Material Under Rule 14a-12 o Conf

January 25, 2010 EX-24.

EX-24.

rrd236070266668.html EXHIBIT 24 POWER OF ATTORNEY DOUGLAS M. HODGE The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersi

January 4, 2010 EX-24.

EX-24.

rrd233121263573.html EXHIBIT 24 POWER OF ATTORNEY JONATHAN D. SHORT The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the unders

September 21, 2009 EX-99.CERT

CERTIFICATIONS

Exhibit 99.CERT CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

September 21, 2009 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in ch

September 9, 2009 EX-24.1

EX-24.1

rrd226131255341.html POWER OF ATTORNEY DANIEL J. IVASCYN The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's nam

March 27, 2009 EX-99.CERT

CERTIFICATIONS

Exhibit 99.CERT CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

March 27, 2009 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in ch

February 4, 2009 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14

January 23, 2009 EX-24.1

EX-24.1

rrd206029233689.html SECTION 16 POWER OF ATTORNEY DIANA L. TAYLOR The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersig

January 21, 2009 EX-24.1

EX-24.1

rrd206207233408.html SECTION 16 POWER OF ATTORNEY John Maney The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's

January 21, 2009 EX-24.1

EX-24.1

rrd206124233514.html SECTION 16 POWER OF ATTORNEY BRUCE KOEPFGEN The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersign

January 20, 2009 EX-24.1

The undersigned hereby constitutes and appoints each of Lagan Srivastava and

rrd206102232733.html POWER OF ATTORNEY The undersigned hereby constitutes and appoints each of Lagan Srivastava and Thomas J. Fuccillo, signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney-in-fact to: 1. execute for and on behalf of the undersigned, in the undersigned's capacity as a Section 16 reporting person of the applicable registered

January 20, 2009 EX-24.1

EX-24.1

rrd205904233421.html SECTION 16 POWER OF ATTORNEY Lawrence G. Altadonna The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the un

January 20, 2009 EX-24.1

EX-24.1

rrd205944232467.html POWER OF ATTORNEY The undersigned hereby constitutes and appoints each of Lagan Srivastava and Thomas J. Fuccillo, signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney-in-fact to: 1. execute for and on behalf of the undersigned, in the undersigned's capacity as a Section 16 reporting person of the applicable registered

January 20, 2009 EX-24.1

                                     POWER OF ATTORNEY

rrd205885232367.html SECTION 16 POWER OF ATTORNEY BARBARA CLAUSSEN The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersi

January 20, 2009 EX-24.1

EX-24.1

rrd205959232495.html POWER OF ATTORNEY The undersigned hereby constitutes and appoints each of Lagan Srivastava and Thomas J. Fuccillo, signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney-in-fact to: 1. execute for and on behalf of the undersigned, in the undersigned's capacity as a Section 16 reporting person of the applicable registered

January 20, 2009 EX-24.1

EX-24.1

rrd205870232337.html POWER OF ATTORNEY The undersigned hereby constitutes and appoints each of Lagan Srivastava and Thomas J. Fuccillo, signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney-in-fact to: 1. execute for and on behalf of the undersigned, in the undersigned's capacity as a Section 16 reporting person of the applicable registered

January 20, 2009 EX-24.1

EX-24.1

rrd206356233228.html SECTION 16 POWER OF ATTORNEY Marna Whittington The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the unders

January 20, 2009 EX-24.1

EX-24.1

rrd206088232708.html POWER OF ATTORNEY The undersigned hereby constitutes and appoints each of Lagan Srivastava and Thomas J. Fuccillo, signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney-in-fact to: 1. execute for and on behalf of the undersigned, in the undersigned's capacity as a Section 16 reporting person of the applicable registered

January 20, 2009 EX-24.1

EX-24.1

rrd206174232860.html SECTION 16 POWER OF ATTORNEY Youse Guia The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's

January 20, 2009 EX-24.1

EX-24.1

rrd206260232977.html SECTION 16 POWER OF ATTORNEY SCOTT WHISTEN The undersigned hereby constitutes and appoints each of Lagan Srivastava and Thomas J. Fuccillo, signing singly, with full power of substitution and resubstitution, the undersigneds true and lawful attorney-in-fact to: 1. execute for and on behalf of the undersigned, in the undersigneds capacity as a Section 16 reporting person of the

January 20, 2009 EX-24.1

EX-24.1

rrd206195232910.html SECTION 16 POWER OF ATTORNEY E. BLAKE MOORE JR. The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the under

January 20, 2009 EX-24.1

EX-24.1

rrd206180232871.html SECTION 16 POWER OF ATTORNEY HANS W. KERTESS The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersig

January 20, 2009 EX-24.1

EX-24.1

rrd206122232768.html SECTION 16 POWER OF ATTORNEY ROBERT E. CONNOR The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersi

January 20, 2009 EX-24.1

EX-24.1

rrd205853232302.html POWER OF ATTORNEY The undersigned hereby constitutes and appoints each of Lagan Srivastava and Thomas J. Fuccillo, signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney-in-fact to: 1. execute for and on behalf of the undersigned, in the undersigned's capacity as a Section 16 reporting person of the applicable registered

January 20, 2009 EX-24.1

EX-24.1

rrd206074232677.html SECTION 16 POWER OF ATTORNEY PAUL BELICA The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned'

January 9, 2009 EX-24.1

EX-24.1

rrd205232231600.html POWER OF ATTORNEY CURTIS A. MEWBOURNE The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's n

December 31, 2008 EX-24.1

EX-24.1

rrd203535229581.html POWER OF ATTORNEY DAVID C. FLATTUM The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name

December 31, 2008 EX-24.1

EX-24.1

rrd203477229725.html POWER OF ATTORNEY DANIEL J. IVASCYN The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's nam

December 31, 2008 EX-24.1

EX-24.1

rrd203593229712.html POWER OF ATTORNEY MOHAMED EL-ERIAN The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name

December 31, 2008 EX-24.1

EX-24.1

rrd203396229309.html POWER OF ATTORNEY STEVEN LUDWIG The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name an

December 31, 2008 EX-24.1

EX-24.1

rrd203484229482.html POWER OF ATTORNEY THOMAS J. OTTERBEIN The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's n

December 31, 2008 EX-24.1

EX-24.1

rrd203418229352.html POWER OF ATTORNEY WILLIAM H. GROSS The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name

December 31, 2008 EX-24.1

EX-24.1

SECTION 16 POWER OF ATTORNEY RICHARD J. COCHRAN The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name and on

December 31, 2008 EX-24.1

EX-24.1

rrd203502229517.html POWER OF ATTORNEY WILLIAM C. POWERS The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's nam

December 31, 2008 EX-24.1

EX-24.1

rrd203604229702.html POWER OF ATTORNEY BRENT R. HARRIS The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name

December 31, 2008 EX-24.1

EX-24.1

rrd203464229444.html POWER OF ATTORNEY RICHARD M. WEIL The undersigned hereby constitutes and appoints the individuals named on Schedule A attached hereto and as may be amended from time to time, or any of them signing singly, with full power of substitution and resubstitution, the undersigned's true and lawful attorney in fact to: 1. as may be required, prepare, execute in the undersigned's name

September 24, 2008 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in ch

September 24, 2008 EX-99.CERT

CERTIFICATIONS

EX-99.CERT 2 a08-235871ex99dcert.htm EX-99.CERT Exhibit 99.302 Cert. CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under whi

March 27, 2008 EX-99.CERT

CERTIFICATIONS

EX-99.CERT 2 a08-86411ex99dcert.htm EX-99.CERT EXHIBIT 99.CERT CERTIFICATIONS I, Brian S. Shlissel, certify that: 1. I have reviewed this report on Form N-Q of PIMCO Income Opportunity Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which

March 27, 2008 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: April 30, 2010 Estimated average burden hours per response........10.5 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-22121 PIMCO Income Opportunity Fund (Exact name of registrant as specified in ch

November 21, 2007 8-A12B

the Fund’s description of Common Shares on Form 8-A, filed on November 21, 2007

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 PIMCO Income Opportunity Fund (Exact Name of Registrant as Specified in Its Charter) Massachusetts 26-1314171 (State of Incorporation or Organization) (I.R.S. Employer Identification No.) 1345 Avenue of the Am

September 14, 2007 N-8A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form N-8A NOTIFICATION OF REGISTRATION FILED PURSUANT TO SECTION 8(a) OF THE INVESTMENT COMPANY ACT OF 1940

PIMCO Income Opportunity Fund UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

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