UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549


FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934.

Date of Report: October 18, 2005
(Date of earliest event reported)

Vicor Corporation
(Exact name of registrant as specified in its charter)
Delaware
(State or other jurisdiction
of incorporation) 0-18277
(Commission File Number) 04-2742817
(IRS Employer
Identification Number)
25 Frontage Road, Andover, MA
(Address of principal executive offices)   01810
(Zip Code)
(978) 470-2900
(Registrant's telephone number, including area code)
Not Applicable
(Former Name or Former Address, if changed since last report)


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 2.02. Results of Operations and Financial Condition


On October 18, 2005, Vicor Corporation issued a press release announcing its financial results for the third quarter of 2005. The full text of that press release is attached as Exhibit 99.1 hereto and incorporated by reference herein. The information furnished under this Item 2.02, including the Exhibit attached hereto, shall not be deemed "filed" for any purpose, including for purposes of Section 18 of the Securities and Exchange Act of 1934 (the "Exchange Act") or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, regardless of any general incorporation language in such filing.

Item 9.01. Financial Statements and Exhibits

(a) Financial statements:
            None
(b) Pro forma financial information:
            None
(c) Exhibits

The following exhibit is being furnished herewith:

            99.1       Press Release of Vicor Corporation dated October 18, 2005


SIGNATURE

      Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


Dated: October 18, 2005
VICOR CORPORATION

By:  /s/ Mark A. Glazer                    
     Mark A. Glazer
     Chief Financial Officer


Exhibit Index Exhibit No. Description 99.1 Press Release of Vicor Corporation dated October 18, 2005