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., President
                                         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:               07/01/2011 - 06/30/2012





                                                                                                  

Calamos Convertible Opportunities & Income Fund
--------------------------------------------------------------------------------------------------------------------------
 AMERICAN INTERNATIONAL GROUP, INC.                                                          Agenda Number:  933588901
--------------------------------------------------------------------------------------------------------------------------
        Security:  026874784
    Meeting Type:  Annual
    Meeting Date:  16-May-2012
          Ticker:  AIG
            ISIN:  US0268747849
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1A.    ELECTION OF DIRECTOR: ROBERT H. BENMOSCHE                 Mgmt          For                            For

1B.    ELECTION OF DIRECTOR: W. DON CORNWELL                     Mgmt          For                            For

1C.    ELECTION OF DIRECTOR: JOHN H. FITZPATRICK                 Mgmt          For                            For

1D.    ELECTION OF DIRECTOR: LAURETTE T. KOELLNER                Mgmt          For                            For

1E.    ELECTION OF DIRECTOR: DONALD H. LAYTON                    Mgmt          For                            For

1F.    ELECTION OF DIRECTOR: CHRISTOPHER S. LYNCH                Mgmt          For                            For

1G.    ELECTION OF DIRECTOR: ARTHUR C. MARTINEZ                  Mgmt          Against                        Against

1H.    ELECTION OF DIRECTOR: GEORGE L. MILES, JR.                Mgmt          For                            For

1I.    ELECTION OF DIRECTOR: HENRY S. MILLER                     Mgmt          For                            For

1J.    ELECTION OF DIRECTOR: ROBERT S. MILLER                    Mgmt          For                            For

1K.    ELECTION OF DIRECTOR: SUZANNE NORA JOHNSON                Mgmt          For                            For

1L.    ELECTION OF DIRECTOR: RONALD A. RITTENMEYER               Mgmt          For                            For

1M.    ELECTION OF DIRECTOR: DOUGLAS M. STEENLAND                Mgmt          For                            For

2.     TO VOTE UPON A NON-BINDING SHAREHOLDER                    Mgmt          For                            For
       RESOLUTION TO APPROVE EXECUTIVE
       COMPENSATION.

3.     TO RATIFY THE SELECTION OF                                Mgmt          For                            For
       PRICEWATERHOUSECOOPERS LLP AS AIG'S
       INDEPENDENT REGISTERED PUBLIC ACCOUNTING
       FIRM FOR 2012.




--------------------------------------------------------------------------------------------------------------------------
 AON CORPORATION                                                                             Agenda Number:  933610328
--------------------------------------------------------------------------------------------------------------------------
        Security:  037389AK9
    Meeting Type:  Annual
    Meeting Date:  18-May-2012
          Ticker:
            ISIN:  US037389AK90
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1A.    ELECTION OF DIRECTOR: LESTER B. KNIGHT                    Mgmt          For                            For

1B.    ELECTION OF DIRECTOR: GREGORY C. CASE                     Mgmt          For                            For

1C.    ELECTION OF DIRECTOR: FULVIO CONTI                        Mgmt          For                            For

1D.    ELECTION OF DIRECTOR: CHERYL A. FRANCIS                   Mgmt          For                            For

1E.    ELECTION OF DIRECTOR: EDGAR D. JANNOTTA                   Mgmt          For                            For

1F.    ELECTION OF DIRECTOR: J. MICHAEL LOSH                     Mgmt          Against                        Against

1G.    ELECTION OF DIRECTOR: ROBERT S. MORRISON                  Mgmt          For                            For

1H.    ELECTION OF DIRECTOR: RICHARD B. MYERS                    Mgmt          For                            For

1I.    ELECTION OF DIRECTOR: RICHARD C. NOTEBAERT                Mgmt          For                            For

1J.    ELECTION OF DIRECTOR: GLORIA SANTONA                      Mgmt          For                            For

1K.    ELECTION OF DIRECTOR: CAROLYN Y. WOO                      Mgmt          For                            For

2.     RATIFICATION OF THE APPOINTMENT OF ERNST &                Mgmt          For                            For
       YOUNG LLP AS AON'S INDEPENDENT REGISTERED
       PUBLIC ACCOUNTING FIRM.

3.     ADVISORY VOTE TO APPROVE EXECUTIVE                        Mgmt          For                            For
       COMPENSATION.




--------------------------------------------------------------------------------------------------------------------------
 AUTONOMY CORP PLC                                                                           Agenda Number:  703206056
--------------------------------------------------------------------------------------------------------------------------
        Security:  G0669TAA9
    Meeting Type:  EGM
    Meeting Date:  26-Jul-2011
          Ticker:
            ISIN:  XS0487597006
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1      That this meeting of the holders of GBP                   Mgmt          Take No Action
       496,900,000 3.25 per cent Convertible Bonds
       due 2015 of Autonomy Corporation PLC
       presently outstanding (the Bonds   and the
       Issuer respectively) constituted by the
       Trust Deed dated 4 March 2010 (the Trust
       Deed) made between the Issuer and U.S. Bank
       Trustees Limited       (formerly known as
       Bank of America Trustees Limited, the
       Trustee) as trustee  for the holders of the
       Bonds (the Bondholders) hereby: 1. Assents
       to the      appointment of BofAML Trustees
       Limited as successor Trustee, pursuant to
       Clause 15.1 of the Trust Deed, 2.
       Authorises, directs and instructs the
       Trustee to agree to the appointment of
       BofAML Trustees Limited as successor
       Trustee; CONTD

CONT   CONTD 3. Authorises, requests and directs                 Non-Voting
       the Trustee to concur in and        execute
       and do all such documents, acts and things
       as may be necessary or     expedient to
       carry out and give effect to this
       Extraordinary Resolution; and  4.
       discharges and exonerates the Trustee from
       any and all Liability for which it has
       become, may have become or may become
       responsible under the Trust      Deed, the
       Bonds or the Terms and Conditions of the
       Bonds in respect of any    act or omission
       in connection with this Extraordinary
       Resolution or the       implementation
       thereof




--------------------------------------------------------------------------------------------------------------------------
 EMC CORPORATION                                                                             Agenda Number:  933561501
--------------------------------------------------------------------------------------------------------------------------
        Security:  268648102
    Meeting Type:  Annual
    Meeting Date:  01-May-2012
          Ticker:  EMC
            ISIN:  US2686481027
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1A     ELECTION OF DIRECTOR: MICHAEL W. BROWN                    Mgmt          For                            For

1B     ELECTION OF DIRECTOR: RANDOLPH L. COWEN                   Mgmt          For                            For

1C     ELECTION OF DIRECTOR: GAIL DEEGAN                         Mgmt          For                            For

1D     ELECTION OF DIRECTOR: JAMES S. DISTASIO                   Mgmt          For                            For

1E     ELECTION OF DIRECTOR: JOHN R. EGAN                        Mgmt          For                            For

1F     ELECTION OF DIRECTOR: EDMUND F. KELLY                     Mgmt          For                            For

1G     ELECTION OF DIRECTOR: WINDLE B. PRIEM                     Mgmt          For                            For

1H     ELECTION OF DIRECTOR: PAUL SAGAN                          Mgmt          For                            For

1I     ELECTION OF DIRECTOR: DAVID N. STROHM                     Mgmt          For                            For

1J     ELECTION OF DIRECTOR: JOSEPH M. TUCCI                     Mgmt          For                            For

02     RATIFICATION OF THE SELECTION BY THE AUDIT                Mgmt          For                            For
       COMMITTEE OF PRICEWATERHOUSECOOPERS LLP AS
       EMC'S INDEPENDENT AUDITORS FOR THE FISCAL
       YEAR ENDING DECEMBER 31, 2012, AS DESCRIBED
       IN EMC'S PROXY STATEMENT.

03     ADVISORY APPROVAL OF OUR EXECUTIVE                        Mgmt          For                            For
       COMPENSATION, AS DESCRIBED IN EMC'S PROXY
       STATEMENT.




--------------------------------------------------------------------------------------------------------------------------
 MERCK & CO., INC.                                                                           Agenda Number:  933595158
--------------------------------------------------------------------------------------------------------------------------
        Security:  58933Y105
    Meeting Type:  Annual
    Meeting Date:  22-May-2012
          Ticker:  MRK
            ISIN:  US58933Y1055
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1A.    ELECTION OF DIRECTOR: LESLIE A. BRUN                      Mgmt          For                            For

1B.    ELECTION OF DIRECTOR: THOMAS R. CECH                      Mgmt          For                            For

1C.    ELECTION OF DIRECTOR: KENNETH C. FRAZIER                  Mgmt          For                            For

1D.    ELECTION OF DIRECTOR: THOMAS H. GLOCER                    Mgmt          For                            For

1E.    ELECTION OF DIRECTOR: WILLIAM B. HARRISON                 Mgmt          For                            For
       JR.

1F.    ELECTION OF DIRECTOR: C. ROBERT KIDDER                    Mgmt          For                            For

1G.    ELECTION OF DIRECTOR: ROCHELLE B. LAZARUS                 Mgmt          For                            For

1H.    ELECTION OF DIRECTOR: CARLOS E. REPRESAS                  Mgmt          For                            For

1I.    ELECTION OF DIRECTOR: PATRICIA F. RUSSO                   Mgmt          For                            For

1J.    ELECTION OF DIRECTOR: CRAIG B. THOMPSON                   Mgmt          For                            For

1K.    ELECTION OF DIRECTOR: WENDELL P. WEEKS                    Mgmt          For                            For

1L.    ELECTION OF DIRECTOR: PETER C. WENDELL                    Mgmt          For                            For

2.     RATIFICATION OF THE APPOINTMENT OF THE                    Mgmt          For                            For
       COMPANY'S INDEPENDENT REGISTERED PUBLIC
       ACCOUNTING FIRM FOR 2012.

3.     ADVISORY VOTE TO APPROVE EXECUTIVE                        Mgmt          For                            For
       COMPENSATION.

4.     SHAREHOLDER PROPOSAL CONCERNING SHAREHOLDER               Shr           Against                        For
       ACTION BY WRITTEN CONSENT.

5.     SHAREHOLDER PROPOSAL CONCERNING SPECIAL                   Shr           Against                        For
       SHAREHOLDER MEETINGS.

6.     SHAREHOLDER PROPOSAL CONCERNING REPORT ON                 Shr           Against                        For
       CHARITABLE AND POLITICAL CONTRIBUTIONS.



* 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                 08/31/2012