UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-CSR/A CERTIFIED SHAREHOLDER REPORT OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-03833 MAINSTAY VP SERIES FUND, INC. (Exact name of Registrant as specified in charter) 51 Madison Avenue, New York, NY 10010 (Address of principal executive offices) (Zip code) Marguerite E. H. Morrison, Esq. 51 Madison Avenue New York, New York 10010 (Name and address of agent for service) Registrant's telephone number, including area code: (973) 394-4437 Date of fiscal year end: December 31 Date of reporting period: 1/1/04-12/31/04 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934 and 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. MAINSTAY VP SERIES FUND, INC. By: /s/ Gary E. Wendlandt GARY E. WENDLANDT CHAIRMAN Date: December 7, 2005 Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this Report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated. By: /s/Gary E. Wendlandt GARY E. WENDLANDT CHAIRMAN Date: December 7, 2005 By: /s/ Jeffrey J. Gaboury JEFFREY J. GABOURY TREASURER, CHIEF FINANCIAL AND ACCOUNTING OFFICER AND ASSISTANT SECRETARY Date: December 7, 2005 EXHIBIT INDEX (b)(1) Certifications of principal executive officer and principal financial officer as required by Rule 30a-2 under the Investment Company Act of 1940.