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): November 2, 2006


                               Tesoro Corporation
                               ------------------
             (Exact name of registrant as specified in its charter)


           Delaware                      1-3473              95-0862768
           --------                      ------              ----------
 (State or other jurisdiction   (Commission File Number)    (IRS Employer
       of incorporation)                                  Identification No.)

       300 Concord Plaza Drive                                78216-6999
          San Antonio, Texas                                  (Zip Code)
(Address of principal executive offices)

                                 (210) 828-8484
              (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:

|_|  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.

Tesoro Corporation (the "Company") on November 2, 2006 issued a press release
(the "Press Release") announcing financial results for its third quarter ended
September 30, 2006. The Press Release is filed as Exhibit 99.1 to this Current
Report on Form 8-K and is incorporated herein by reference.

The information above is being furnished, not filed, pursuant to Item 2.02 of
Form 8-K. Accordingly, the information in Item 2.02 of this Current Report,
including the Press Release, will not be incorporated by reference into any
registration statement filed by the Company under the Securities Act of 1933, as
amended, unless specifically identified therein as being incorporated by
reference.

Item 9.01 Financial Statements and Exhibits.

         (c) Exhibits.

99.1     Press Release issued on November 2, 2006 by Tesoro Corporation.




                                   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.


Date:    November 2, 2006


                           TESORO CORPORATION


                           By:              /s/ GREGORY A. WRIGHT
                              ------------------------------------------------
                                                  Gregory A. Wright
                                              Executive Vice President
                                             and Chief Financial Officer




                                Index to Exhibits


Exhibit Number                      Description

99.1           Press Release issued on November 2, 2006 by Tesoro Corporation.