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 (Date of earliest event reported): April 14, 2005
                                                         ----------------

                                VICOR CORPORATION
               (Exact name of Registrant as specified in charter)

       Delaware                       0-18277              04-2742817
----------------------         -----------------------   ------------------
(State or other jurisdiction   (Commission file number)  (IRS employer
 of incorporation)                                       identification no.)


                 25 Frontage Road, Andover, Massachusetts 01810
                 ----------------------------------------------
               (Address of principal executive offices) (Zip Code)

                                 (978) 470-2900
                                 --------------
              (Registrant's telephone number, including area code)

                                       N/A
                                       ---
(Former name, former address and former fiscal year, 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 (see General Instruction A.2. below):

|_|  Written communications pursuant to Rule 425 under the Securities Act (17
     CFR 230.425)

|_|  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
     240.14a-12)

|_|  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b))

|_|  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 April 14, 2005, Vicor Corporation issued a press release announcing its
financial results for the first 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.

(c)   Exhibits.  The following exhibit is being furnished herewith:

Exhibit
Number    Title
------    -----  

99.1      Vicor Corporation's press release dated April 14, 2005.




          [Remainder of page left blank intentionally]



                                   SIGNATURES

     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.


                                                       VICOR CORPORATION


Dated: April 14, 2005                             By: /s/ Mark A. Glazer
                                                      --------------------------
                                                  Name:  Mark A. Glazer  
                                                  Title: Chief Financial Officer


                                                          

                                  EXHIBIT INDEX



Exhibit
Number   Title
------   -----

99.1     Vicor Corporation's press release dated April 14, 2005.