SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                  SCHEDULE 13G


             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
           TO RULES 13d-1(b),(c), AND (d) AND AMENDMENTS THERETO FILED
                             PURSUANT TO RULE 13d-2
                               (AMENDMENT NO. 9)*

                                 Noble Corporation
- --------------------------------------------------------------------------------
                                (Name of Issuer)

                          Common Stock, $0.10 Par Value Per Share
- --------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                  G65422100
- --------------------------------------------------------------------------------
                                 (CUSIP Number)

                                   12/31/2007
- --------------------------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

/X/   Rule 13d-1(b)
/  /  Rule 13d-1(c)
/  /  Rule 13d-1(d)


- ------------------------
	*The remainder of this cover page shall be filled out for a reporting
person'sinitial filing on this form with respect to the subject class of
securities,and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.

	The information required in the remainder of this cover page shall not
be deemed to be "filed" for the purpose of Section 18 of the Securities
Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that
section of the Act but shall be subject to all other provisions of the Act
(however,see the Notes).



                                Page 1 of 4 Pages







CUSIP NO. G65422100                      13G        PAGE 2 OF 4 PAGES
- --------------------------------------------------------------------------------
1    NAME OF REPORTING PERSONS

     Massachusetts Financial Services Company ("MFS")
- --------------------------------------------------------------------------------
2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
     (SEE INSTRUCTIONS)

     (a)   /   /           (b)     /   /        Not Applicable
- --------------------------------------------------------------------------------
3    SEC USE ONLY
- --------------------------------------------------------------------------------

4    CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
- --------------------------------------------------------------------------------
        NUMBER OF        5    SOLE VOTING POWER

           SHARES             6,428,368 shares of common stock

     BENEFICIALLY

         OWNED BY        6    SHARED VOTING POWER

             EACH             None


        REPORTING        7    SOLE DISPOSITIVE POWER

           PERSON             6,604,670 shares of common stock

             WITH

                         8    SHARED DISPOSITIVE POWER

                              None
- --------------------------------------------------------------------------------

9    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     6,604,670 shares of common stock, consisting of shares beneficially
     owned by MFS and/or certain other non-reporting entities.

- --------------------------------------------------------------------------------

10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
     (SEE INSTRUCTIONS)/ /

     Not Applicable

- --------------------------------------------------------------------------------

11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

     2.5
- --------------------------------------------------------------------------------

12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

     IA

- --------------------------------------------------------------------------------






SCHEDULE 13G                                           PAGE 3 OF 4 PAGES

ITEM 1:   (a)   NAME OF ISSUER:

                SEE COVER PAGE

          (b)   ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

                13135 South Dairy Ashford, Suite 800
		Sugar Land, Texas 77478


ITEM 2:   (a)   NAME OF PERSON FILING:

                See item 1 on page 2

          (b)   ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:

                500 Boylston Street
                Boston, MA  02116

          (c)   CITIZENSHIP:

                See Item 4 on page 2

          (d)   TITLE OF CLASS OF SECURITIES:

                See Cover Page

          (e)   CUSIP NUMBER:

                See Cover Page

ITEM 3:         The person filing is an investment adviser in accordance with
                Rule 13d-1(b)(1)(ii)(E)

ITEM 4: 	OWNERSHIP:

          (a)   AMOUNT BENEFICIALLY OWNED:

                See Item 9 on page 2

          (b)   PERCENT OF CLASS:

                See Item 11 on page 2

          (c)   NUMBER OF SHARES AS TO WHICH SUCH PERSON HAS VOTING AND
                DISPOSITIVE POWERS (SOLE AND SHARED):

                See Items 5-8 on page 2





SCHEDULE 13G                                           PAGE 4 OF 4 PAGES

ITEM 5:         OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:   /X/



ITEM 6:         OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON:

                Not Applicable

ITEM 7:         IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
                ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING
                COMPANY OR CONTROL PERSON:

                Not Applicable

ITEM 8:         IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:

                Not Applicable

ITEM 9:         NOTICE OF DISSOLUTION OF GROUP:

                Not Applicable

ITEM 10:        CERTIFICATIONS:

	By signing below I certify that, to the best of my knowledge
and belief, the securities referred to above were acquired and are held in the
ordinary course of business and were not acquired and are not held for the
purpose of or with the effect of changing or influencing the control of
the issuer of the securities and were not acquired and are not held in
connection with or as a participant in any transaction having that purpose or
effect.


                                   SIGNATURE


	After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this statement is true,
complete and correct.

Date:  February 4, 2008

Massachusetts Financial Services Company



By:    /s/ DANIEL W. FINEGOLD
       Daniel W. Finegold
       Vice President and Assistant Secretary