UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANY INVESTMENT COMPANY ACT FILE NUMBER: 811-21080 NAME OF REGISTRANT: CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND ADDRESS OF PRINCIPAL EXECUTIVE OFFICES: 2020 Calamos Court Naperville, IL 60563-2787 NAME AND ADDRESS OF AGENT FOR SERVICE: John P Calamos, Sr., Founder, Chairman and Global Chief Investment Officer Calamos Advisors LLC 2020 Calamos Court Naperville, IL 60563-2787 REGISTRANT'S TELEPHONE NUMBER: (630) 245-7200 DATE OF FISCAL YEAR END: 10/31 DATE OF REPORTING PERIOD: 07/01/2017 - 06/30/2018 Calamos Convertible Opportunities & Income Fund -------------------------------------------------------------------------------------------------------------------------- ALLERGAN PLC Agenda Number: 934748407 -------------------------------------------------------------------------------------------------------------------------- Security: G0177J108 Meeting Type: Annual Meeting Date: 02-May-2018 Ticker: AGN ISIN: IE00BY9D5467 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1a. Election of Director: Nesli Basgoz, M.D. Mgmt For For 1b. Election of Director: Paul M. Bisaro Mgmt For For 1c. Election of Director: Joseph H. Boccuzi Mgmt For For 1d. Election of Director: Christopher W. Bodine Mgmt For For 1e. Election of Director: Adriane M. Brown Mgmt For For 1f. Election of Director: Christopher J. Mgmt For For Coughlin 1g. Election of Director: Carol Anthony (John) Mgmt For For Davidson 1h. Election of Director: Catherine M. Klema Mgmt For For 1i. Election of Director: Peter J. McDonnell, Mgmt For For M.D. 1j. Election of Director: Patrick J. O'Sullivan Mgmt For For 1k. Election of Director: Brenton L. Saunders Mgmt For For 1l. Election of Director: Fred G. Weiss Mgmt For For 2. To approve, in a non-binding vote, Named Mgmt For For Executive Officer compensation. 3. To ratify, in a non-binding vote, the Mgmt For For appointment of PricewaterhouseCoopers LLP as the Company's independent auditor for the fiscal year ending December 31, 2018 and to authorize, in a binding vote, the Board of Directors, acting through its Audit and Compliance Committee, to determine PricewaterhouseCoopers LLP's remuneration. 4. To renew the authority of the directors of Mgmt For For the Company (the "Directors") to issue shares. 5A. To renew the authority of the Directors to Mgmt For For issue shares for cash without first offering shares to existing shareholders. 5B. To authorize the Directors to allot new Mgmt For For shares up to an additional 5% for cash in connection with an acquisition or other capital investment. 6. To consider a shareholder proposal Shr Against For requiring an independent Board Chairman, if properly presented at the meeting. -------------------------------------------------------------------------------------------------------------------------- AMERICAN INTERNATIONAL GROUP, INC. Agenda Number: 934756214 -------------------------------------------------------------------------------------------------------------------------- Security: 026874784 Meeting Type: Annual Meeting Date: 09-May-2018 Ticker: AIG ISIN: US0268747849 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1a. Election of Director: W. DON CORNWELL Mgmt For For 1b. Election of Director: BRIAN DUPERREAULT Mgmt For For 1c. Election of Director: JOHN H. FITZPATRICK Mgmt For For 1d. Election of Director: WILLIAM G. JURGENSEN Mgmt For For 1e. Election of Director: CHRISTOPHER S. LYNCH Mgmt For For 1f. Election of Director: HENRY S. MILLER Mgmt For For 1g. Election of Director: LINDA A. MILLS Mgmt For For 1h. Election of Director: SUZANNE NORA JOHNSON Mgmt For For 1i. Election of Director: RONALD A. RITTENMEYER Mgmt For For 1j. Election of Director: DOUGLAS M. STEENLAND Mgmt For For 1k. Election of Director: THERESA M. STONE Mgmt For For 2. To vote, on a non-binding advisory basis, Mgmt For For to approve executive compensation. 3. To act upon a proposal to ratify the Mgmt For For selection of PricewaterhouseCoopers LLP as AIG's independent registered public accounting firm for 2018. -------------------------------------------------------------------------------------------------------------------------- GAMESTOP CORP. Agenda Number: 934822455 -------------------------------------------------------------------------------------------------------------------------- Security: 36467W109 Meeting Type: Annual Meeting Date: 26-Jun-2018 Ticker: GME ISIN: US36467W1099 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1A Re-election of Director: Daniel A. DeMatteo Mgmt For For 1B Re-election of Director: Jerome L. Davis Mgmt For For 1C Re-election of Director: Thomas N. Kelly Mgmt For For Jr. 1D Re-election of Director: Shane S. Kim Mgmt For For 1E Re-election of Director: Steven R. Koonin Mgmt For For 1F Re-election of Director: Gerald R. Mgmt For For Szczepanski 1G Re-election of Director: Kathy P. Vrabeck Mgmt For For 1H Re-election of Director: Lawrence S. Zilavy Mgmt For For 2. Advisory vote on executive compensation Mgmt For For 3. Ratification of appointment of Deloitte & Mgmt For For Touche LLP as independent registered public accounting firm for fiscal 2018 -------------------------------------------------------------------------------------------------------------------------- MAGELLAN MIDSTREAM PARTNERS,L.P. Agenda Number: 934734686 -------------------------------------------------------------------------------------------------------------------------- Security: 559080106 Meeting Type: Annual Meeting Date: 26-Apr-2018 Ticker: MMP ISIN: US5590801065 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1. DIRECTOR Robert G. Croyle Mgmt For For Stacy P. Methvin Mgmt For For Barry R. Pearl Mgmt For For 2. Advisory Resolution to Approve Executive Mgmt For For Compensation 3. Ratification of Appointment of Independent Mgmt For For Auditor -------------------------------------------------------------------------------------------------------------------------- OCEAN RIG UDW INC Agenda Number: 934686354 -------------------------------------------------------------------------------------------------------------------------- Security: G66964118 Meeting Type: Special Meeting Date: 03-Nov-2017 Ticker: ORIG ISIN: KYG669641188 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1 TO APPROVE THE ENHANCED SPECIAL RESOLUTION Mgmt For For REQUIRED PURSUANT TO THE CURRENT AMENDED AND RESTATED ARTICLES OF ASSOCIATION OF THE COMPANY, TO DELETE THE AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF THE COMPANY CURRENTLY IN EFFECT (THE "CURRENT AMENDED AND RESTATED MEMORANDUM AND ARTICLES") IN ...(DUE TO SPACE LIMITS, SEE PROXY STATEMENT FOR FULL PROPOSAL). 2 TO APPROVE THE ORDINARY RESOLUTION REQUIRED Mgmt For For PURSUANT TO THE CURRENT AMENDED AND RESTATED MEMORANDUM AND ARTICLES TO (I) REDUCE THE AUTHORIZED CAPITAL OF THE COMPANY FROM US$10,005,000,000 DIVIDED INTO ONE TRILLION (1,000,000,000,000) COMMON SHARES OF A PAR VALUE OF US$0.01 EACH AND FIVE HUNDRED ...(DUE TO SPACE LIMITS, SEE PROXY STATEMENT FOR FULL PROPOSAL). 3 TO APPROVE THE ORDINARY RESOLUTION REQUIRED Mgmt For For PURSUANT TO THE CURRENT AMENDED AND RESTATED MEMORANDUM AND ARTICLES TO (I) REDESIGNATE 1,500,000,000 EXISTING COMMON SHARES IN THE AUTHORIZED CAPITAL OF THE COMPANY AS CLASS A COMMON SHARES INCLUDING THE EXISTING ISSUED COMMON SHARES IN THE COMPANY; (II) ...(DUE TO SPACE LIMITS, SEE PROXY STATEMENT FOR FULL PROPOSAL). 4 SUCH OTHER BUSINESS AS MAY PROPERLY COME Mgmt For For BEFORE THE MEETING OR ANY ADJOURNMENT THEREOF. -------------------------------------------------------------------------------------------------------------------------- OCEAN RIG UDW INC Agenda Number: 934728429 -------------------------------------------------------------------------------------------------------------------------- Security: G66964118 Meeting Type: Annual Meeting Date: 05-Mar-2018 Ticker: ORIG ISIN: KYG669641188 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1. To ratify the appointment of Ernst & Young Mgmt For For (Hellas) Certified Auditors Accountants S.A., as the Company's independent auditors for the fiscal year ending December 31, 2018. 2. To approve the special resolution required Mgmt For For pursuant to the Companies Law (2016 Revision) of the laws of the Cayman Islands and the second amended and restated memorandum and articles of association of the Company to amend Article 32.4 of the second amended and restated memorandum and articles of association by deleting Article 32.4 of the second amended and restated memorandum and articles of association of the Company in its entirety and replacing it -------------------------------------------------------------------------------------------------------------------------- SCHLUMBERGER LIMITED (SCHLUMBERGER N.V.) Agenda Number: 934735246 -------------------------------------------------------------------------------------------------------------------------- Security: 806857108 Meeting Type: Annual Meeting Date: 04-Apr-2018 Ticker: SLB ISIN: AN8068571086 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1A. Election of Director: Peter L.S. Currie Mgmt For For 1B. Election of Director: Miguel M. Galuccio Mgmt For For 1C. Election of Director: V. Maureen Kempston Mgmt For For Darkes 1D. Election of Director: Paal Kibsgaard Mgmt For For 1E. Election of Director: Nikolay Kudryavtsev Mgmt For For 1F. Election of Director: Helge Lund Mgmt For For 1G. Election of Director: Michael E. Marks Mgmt For For 1H. Election of Director: Indra K. Nooyi Mgmt For For 1I. Election of Director: Lubna S. Olayan Mgmt For For 1J. Election of Director: Leo Rafael Reif Mgmt For For 1K. Election of Director: Henri Seydoux Mgmt For For 2. To approve, on an advisory basis, the Mgmt For For Company's executive compensation. 3. To report on the course of business during Mgmt For For the year ended December 31, 2017; and approve our consolidated balance sheet as of December 31, 2017; our consolidated statement of income for the year ended December 31, 2017; and our Board of Directors' declarations of dividends in 2017, as reflected in our 2017 Annual Report to Stockholders. 4. To ratify the appointment of Mgmt For For PricewaterhouseCoopers LLP as independent auditors for 2018. 5. To approve amended and restated French Sub Mgmt For For Plan for purposes of qualification under French Law. -------------------------------------------------------------------------------------------------------------------------- SOUTHWESTERN ENERGY COMPANY Agenda Number: 934779844 -------------------------------------------------------------------------------------------------------------------------- Security: 845467109 Meeting Type: Annual Meeting Date: 22-May-2018 Ticker: SWN ISIN: US8454671095 -------------------------------------------------------------------------------------------------------------------------- Prop.# Proposal Proposal Proposal Vote For/Against Type Management 1.1 Election of Director: John D. Gass Mgmt For For 1.2 Election of Director: Catherine A. Kehr Mgmt For For 1.3 Election of Director: Greg D. Kerley Mgmt For For 1.4 Election of Director: Gary P. Luquette Mgmt For For 1.5 Election of Director: Jon A. Marshall Mgmt For For 1.6 Election of Director: Patrick M. Prevost Mgmt For For 1.7 Election of Director: Terry W. Rathert Mgmt For For 1.8 Election of Director: William J. Way Mgmt For For 2. Advisory vote to approve 2017 named Mgmt For For executive officer compensation. 3. Proposal to ratify the appointment of Mgmt For For PricewaterhouseCoopers LLP to serve as the Company's independent registered public accounting firm for 2018. * Management position unknown SIGNATURES Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. (Registrant) CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND By (Signature) /s/ John P. Calamos, Sr. Name John P. Calamos, Sr. Title President Date 08/07/2018