UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-09013 Eaton Vance Senior Income Trust -------------------------------------------------- (Exact name of registrant as specified in charter) 255 State Street, Boston MA 02109 ------------------------------------------------------------------- (Address of principal executive offices) (Zip code) Alan R. Dynner, Esq. 255 State Street, Boston MA 02109 --------------------------------------------------- (Name and address of agent for service) Registrant's telephone number, including area code: 617-482-8260 Date of fiscal year end: 0630 Date of reporting period: 07/01/2003 - 06/30/2004 ITEM 1. PROXY VOTING RECORD The information contained herein discloses the following information for each matter relating to a portfolio security considered at any shareholder meeting held during the period covered by the report and with respect to which the registrant was entitled to vote: (a) The name of the issuer of the portfolio security; (b) The exchange ticker symbol of the portfolio security; (c) The Council on Uniform Securities Identification Procedures ("CUSIP") number for the portfolio security; (d) The shareholder meeting date; (e) A brief identification of the matter voted on; (f) Whether the matter was proposed by the issuer or by a security holder; (g) Whether the registrant cast its vote on the matter; (h) How the registrant cast its vote (e.g., for or against proposal, or abstain; for or withhold regarding election of directors); and (i) Whether the registrant cast its vote for or against management. Eaton Vance Senior Income Trust ------------------------------------------------------------------------------------------------------- CROWN CASTLE INTERNATIONAL CORP. Agenda: 932147588 CUSIP: 228227104 Meeting Type: Annual Ticker: CCI Meeting Date: 5/26/2004 ISIN: For/Against Proposal Type Vote Management ------------------------------------------------------------------------------------------------------- 01 EDWARD C. HUTCHESON, JR Mgmt For For RANDALL A. HACK Mgmt For For J. LANDIS MARTIN Mgmt For For 02 APPROVAL OF COMPANY S 2004 STOCK Mgmt For For INCENTIVE PLAN. 03 THE RATIFICATION OF THE APPOINTMENT OF Mgmt For For KPMG LLP AS THE COMPANY S INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS FOR 2004. 04 STOCKHOLDER PROPOSAL REGARDING Shr Against For MACBRIDE PRINCIPLES. ------------------------------------------------------------------------------------------------------- MAGELLAN HEALTH SERVICES, INC. Agenda: 932045330 CUSIP: 559079AE8 Meeting Type: Consent Ticker: Meeting Date: 9/30/2003 ISIN: For/Against Proposal Type Vote Management ------------------------------------------------------------------------------------------------------- 01 PLAN OF REORGANIZATION Mgmt ------------------------------------------------------------------------------------------------------- THERMADYNE HOLDINGS CORPORATION Agenda: 932125568 CUSIP: 883435307 Meeting Type: Annual Ticker: THMD Meeting Date: 5/3/2004 ISIN: For/Against Proposal Type Vote Management ------------------------------------------------------------------------------------------------------- 01 JAMES B. GAMACHE Mgmt For For ANDREW L. BERGER Mgmt For For PAUL D. MELNUK Mgmt For For JOHN G. JOHNSON, JR. Mgmt For For BRADLEY G. PATTELLI Mgmt For For MARNIE S. GORDON Mgmt For For 02 PROPOSAL TO ADOPT THE 2004 NON- Mgmt For For EMPLOYEE DIRECTORS STOCK OPTION PLAN. 03 PROPOSAL TO RATIFY THE ADOPTION OF THE Mgmt For For 2004 STOCK INCENTIVE PLAN. 04 PROPOSAL TO RATIFY THE ADOPTION OF THE Mgmt For For NON-EMPLOYEE DIRECTORS DEFERRED STOCK COMPENSATION PLAN. 05 PROPOSAL TO RATIFY THE APPOINTMENT OF Mgmt For For ERNST & YOUNG LLP. ------------------------------------------------------------------------------------------------------- VAN KAMPEN SENIOR INCOME TRUST Agenda: 932182342 CUSIP: 920961109 Meeting Type: Annual Ticker: VVR Meeting Date: 6/23/2004 ISIN: For/Against Proposal Type Vote Management ------------------------------------------------------------------------------------------------------- 01 RICHARD F. POWERS, III Mgmt For For ------------------------------------------------------------------------------------------------------- VAN KAMPEN SENIOR INCOME TRUST Agenda: 932100667 CUSIP: 920961109 Meeting Type: Special Ticker: VVR Meeting Date: 4/29/2004 ISIN: For/Against Proposal Type Vote Management ------------------------------------------------------------------------------------------------------- 01 TO AMEND THE FUND S FUNDAMENTAL Mgmt For For INVESTMENT RESTRICTION REGARDING THE FUND S USE OF FINANCIAL LEVERAGE. 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) Eaton Vance Senior Income Trust By (Signature) /S/ James B. Hawkes ---------------------------------------- Name James B. Hawkes Title President Date 08-30-2004