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<SEC-DOCUMENT>0000909518-06-000692.txt : 20060717
<SEC-HEADER>0000909518-06-000692.hdr.sgml : 20060717
<ACCEPTANCE-DATETIME>20060717170411
ACCESSION NUMBER:		0000909518-06-000692
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20060717
DATE AS OF CHANGE:		20060717
GROUP MEMBERS:		BLUE HARBOR GP, LLC
GROUP MEMBERS:		BLUE HARBOR HOLDINGS, LLC
GROUP MEMBERS:		BLUE HARBOR INSTITUTIONAL PARTNERS MASTER FUND, LP
GROUP MEMBERS:		BLUE HARBOR STRATEGIC VALUE PARTNERS MASTER FUND, LP
GROUP MEMBERS:		CLIFTON S. ROBBINS

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CSK AUTO CORP
		CENTRAL INDEX KEY:			0001051848
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-AUTO & HOME SUPPLY STORES [5531]
		IRS NUMBER:				860765798
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0131

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-55039
		FILM NUMBER:		06965444

	BUSINESS ADDRESS:	
		STREET 1:		645 E MISSOURI AVENUE
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85012
		BUSINESS PHONE:		6022659200

	MAIL ADDRESS:	
		STREET 1:		645 E MISSOURI AVENUE
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85012

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Blue Harbour Group, LP
		CENTRAL INDEX KEY:			0001325256
		IRS NUMBER:				562457376
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		240 GREENWICH AVENUE
		STREET 2:		3RD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-422-6560

	MAIL ADDRESS:	
		STREET 1:		240 GREENWICH AVENUE
		STREET 2:		3RD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>mv7-17_13da1.txt
<TEXT>
================================================================================

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


                                  SCHEDULE 13D
                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                                (AMENDMENT NO. 1)


                              CSK AUTO CORPORATION
- --------------------------------------------------------------------------------
                                (Name of Issuer)


                          COMMON STOCK, $.01 PAR VALUE
- --------------------------------------------------------------------------------
                         (Title of class of securities)


                                    125965103
- --------------------------------------------------------------------------------
                                 (CUSIP number)


                               CLIFTON S. ROBBINS
                             BLUE HARBOUR GROUP, LP
                         240 GREENWICH AVENUE, 3RD FLOOR
                          GREENWICH, CONNECTICUT 06830
                                 (203) 422-6540
- --------------------------------------------------------------------------------
                  (Name, address and telephone number of person
                authorized to receive notices and communications)


                                  July 13, 2006
- --------------------------------------------------------------------------------
             (Date of event which requires filing of this statement)


If the filing person has previously filed a statement on Schedule 13G to report
the acquisition which is the subject of this Schedule 13D, and is filing this
schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box
[ ].


================================================================================

<PAGE>
<TABLE>
<CAPTION>
- ----------------------------------------------------------------              -----------------------------------------------------
CUSIP No. 125965103                                                   13D                                               Page 2
- ----------------------------------------------------------------              -----------------------------------------------------
<S>                      <C>
- ------------------------ ----------------------------------------------------------------------------------------------------------
1
                         NAME OF REPORTING PERSON:                                            Blue Harbour Group, LP



                         IRS IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY):              56-2457376
- ------------------------ ----------------------------------------------------------------------------------------------------------
2
                         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:                                      (a)  [ ]
                                                                                                                (b)  [X]
- ------------------------ ----------------------------------------------------------------------------------------------------------
3
                         SEC USE ONLY
- ------------------------ ----------------------------------------------------------------------------------------------------------
4
                         SOURCE OF FUNDS                        N/A
- ------------------------ ----------------------------------------------------------------------------------------------------------
5
                         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM
                         2(d) OR 2(e):                                                                                  [ ]
- ------------------------ ----------------------------------------------------------------------------------------------------------
6
                         CITIZENSHIP OR PLACE OF ORGANIZATION:                                Delaware
- ------------------------ ----------------------------------------------------------------------------------------------------------
                         7
   NUMBER OF SHARES                SOLE VOTING POWER:                                                      0

     BENEFICIALLY
       OWNED BY

         EACH
       REPORTING

      PERSON WITH
                         --------- ------------------------------------------------------------------------------------------------
                         8
                                   SHARED VOTING POWER:                                            3,350,300
                         --------- ------------------------------------------------------------------------------------------------
                         9
                                   SOLE DISPOSITIVE POWER:                                                 0
                         --------- ------------------------------------------------------------------------------------------------
                         10
                                   SHARED DISPOSITIVE POWER:                                       3,350,300
- ------------------------ ----------------------------------------------------------------------------------------------------------
11
                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:             3,350,300
- ------------------------ ----------------------------------------------------------------------------------------------------------
12
                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN                                 [ ]
                         SHARES:
- ------------------------ ----------------------------------------------------------------------------------------------------------
13
                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11):                           7.65%
- ------------------------ ----------------------------------------------------------------------------------------------------------
14
                         TYPE OF REPORTING PERSON:                                                        PN
- ------------------------ ----------------------------------------------------------------------------------------------------------




                                       2
<PAGE>
- ----------------------------------------------------------------              -----------------------------------------------------
CUSIP No. 125965103                                                   13D                                               Page 3
- ----------------------------------------------------------------              -----------------------------------------------------

- ------------------------ ----------------------------------------------------------------------------------------------------------
1
                         NAME OF REPORTING PERSON:                                            Blue Harbour Strategic Value
                                                                                              Partners Master Fund, LP

                                                                                              98-0450159
                         IRS IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY):
- ------------------------ ----------------------------------------------------------------------------------------------------------
2
                         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:                                           (a)  [ ]
                                                                                                                     (b)  [X]
- ------------------------ ----------------------------------------------------------------------------------------------------------
3
                         SEC USE ONLY
- ------------------------ ----------------------------------------------------------------------------------------------------------
4
                         SOURCE OF FUNDS:                       WC
- ------------------------ ----------------------------------------------------------------------------------------------------------
5
                         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM
                         2(d) OR 2(e):                                                                                    [ ]
- ------------------------ ----------------------------------------------------------------------------------------------------------
6
                         CITIZENSHIP OR PLACE OF ORGANIZATION:                           Cayman Islands, British West Indies
- ------------------------ ----------------------------------------------------------------------------------------------------------
                         7
   NUMBER OF SHARES                SOLE VOTING POWER:                                                  0

     BENEFICIALLY
       OWNED BY

         EACH
       REPORTING

      PERSON WITH
                         --------- ------------------------------------------------------------------------------------------------
                         8
                                   SHARED VOTING POWER:                                        2,788,150
                         --------- ------------------------------------------------------------------------------------------------
                         9
                                   SOLE DISPOSITIVE POWER:                                             0
                         --------- ------------------------------------------------------------------------------------------------
                         10
                                   SHARED DISPOSITIVE POWER:                                   2,788,150
- ------------------------ ----------------------------------------------------------------------------------------------------------
11
                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:        2,788,150*
- ------------------------ ----------------------------------------------------------------------------------------------------------
12
                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES                                                [X]
                         CERTAIN SHARES:
- ------------------------ ----------------------------------------------------------------------------------------------------------
13
                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11):                       6.36%
- ------------------------ ----------------------------------------------------------------------------------------------------------
14
                         TYPE OF REPORTING PERSON:                                                    PN
- ------------------------ ----------------------------------------------------------------------------------------------------------


* The aggregate amount in Row 11 excludes shares directly and beneficially owned
by Blue Harbour Institutional Partners Master Fund, L.P.




                                       3
<PAGE>
- ----------------------------------------------------------------              -----------------------------------------------------
CUSIP No. 125965103                                                   13D                                               Page 4
- ----------------------------------------------------------------              -----------------------------------------------------

- ------------------------ ----------------------------------------------------------------------------------------------------------
1
                         NAME OF REPORTING PERSON:                                            Blue Harbour Institutional Partners
                                                                                              Master Fund, L.P.

                                                                                              98-0495357
                         IRS IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY):
- ------------------------ ----------------------------------------------------------------------------------------------------------
2
                         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:                                           (a)  [ ]
                                                                                                                     (b)  [X]
- ------------------------ ----------------------------------------------------------------------------------------------------------
3
                         SEC USE ONLY
- ------------------------ ----------------------------------------------------------------------------------------------------------
4
                         SOURCE OF FUNDS:                       WC
- ------------------------ ----------------------------------------------------------------------------------------------------------
5
                         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM
                         2(d) OR 2(e):                                                                                  [ ]
- ------------------------ ----------------------------------------------------------------------------------------------------------
6
                         CITIZENSHIP OR PLACE OF ORGANIZATION:                           Cayman Islands, British West Indies
- ------------------------ ----------------------------------------------------------------------------------------------------------
                         7
   NUMBER OF SHARES                SOLE VOTING POWER:                                                  0

     BENEFICIALLY
       OWNED BY

         EACH
       REPORTING

      PERSON WITH
                         --------- ------------------------------------------------------------------------------------------------
                         8
                                   SHARED VOTING POWER:                                          562,150
                         --------- ------------------------------------------------------------------------------------------------
                         9
                                   SOLE DISPOSITIVE POWER:                                             0
                         --------- ------------------------------------------------------------------------------------------------
                         10
                                   SHARED DISPOSITIVE POWER:                                     562,150
- ------------------------ ----------------------------------------------------------------------------------------------------------
11
                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:          562,150*
- ------------------------ ----------------------------------------------------------------------------------------------------------
12
                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES                                                [X]
                         CERTAIN SHARES:
- ------------------------ ----------------------------------------------------------------------------------------------------------
13
                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11):                       1.28%
- ------------------------ ----------------------------------------------------------------------------------------------------------
14
                         TYPE OF REPORTING PERSON:                                                    PN
Z------------------------ ----------------------------------------------------------------------------------------------------------


* The aggregate amount in Row 11 excludes shares directly and beneficially owned
by Blue Harbour Strategic Value Partners Master Fund, LP.




                                       4
<PAGE>
- ----------------------------------------------------------------              -----------------------------------------------------
CUSIP No. 125965103                                                   13D                                               Page 5
- ----------------------------------------------------------------              -----------------------------------------------------

- ------------------------ ----------------------------------------------------------------------------------------------------------
1
                         NAME OF REPORTING PERSON:                                             Blue Harbour GP, LLC



                         IRS IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY):               20-1590782
- ------------------------ ----------------------------------------------------------------------------------------------------------
2
                         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:
                                                                                                               (a)  [ ]
                                                                                                               (b)  [X]
- ------------------------ ----------------------------------------------------------------------------------------------------------
3
                         SEC USE ONLY
- ------------------------ ----------------------------------------------------------------------------------------------------------
4
                         SOURCE OF FUNDS                        N/A
- ------------------------ ----------------------------------------------------------------------------------------------------------
5
                         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM
                         2(d) or 2(e):                                                                             [ ]
- ------------------------ ----------------------------------------------------------------------------------------------------------
6
                         CITIZENSHIP OR PLACE OF ORGANIZATION:                                 Delaware
- ------------------------ ----------------------------------------------------------------------------------------------------------
                         7
   NUMBER OF SHARES                SOLE VOTING POWER:                                                      0

     BENEFICIALLY
       OWNED BY

         EACH
       REPORTING

      PERSON WITH
                         --------- ------------------------------------------------------------------------------------------------
                         8
                                   SHARED VOTING POWER:                                            3,350,300
                         --------- ------------------------------------------------------------------------------------------------
                         9
                                   SOLE DISPOSITIVE POWER:                                                 0
                         --------- ------------------------------------------------------------------------------------------------
                         10
                                   SHARED DISPOSITIVE POWER:                                      3,350,300
- ------------------------ ----------------------------------------------------------------------------------------------------------
11
                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:            3,350,300
- ------------------------ ----------------------------------------------------------------------------------------------------------
12
                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN                                       [ ]
                         SHARES:
- ------------------------ ----------------------------------------------------------------------------------------------------------
13
                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11):                           7.65%
- ------------------------ ----------------------------------------------------------------------------------------------------------
14
                         TYPE OF REPORTING PERSON:                                                        OO
- ------------------------ ----------------------------------------------------------------------------------------------------------




                                       5
<PAGE>
- ----------------------------------------------------------------              -----------------------------------------------------
CUSIP No. 125965103                                                   13D                                               Page 6
- ----------------------------------------------------------------              -----------------------------------------------------

- ------------------------ ----------------------------------------------------------------------------------------------------------
1
                         NAME OF REPORTING PERSON:                                           Blue Harbour Holdings, LLC

                         IRS IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY):             20-1590711
- ------------------------ ----------------------------------------------------------------------------------------------------------
2
                         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:
                                                                                                                     (a)  [ ]
                                                                                                                     (b)  [X]
- ------------------------ ----------------------------------------------------------------------------------------------------------
3
                         SEC USE ONLY
- ------------------------ ----------------------------------------------------------------------------------------------------------
4
                         SOURCE OF FUNDS                        N/A
- ------------------------ ----------------------------------------------------------------------------------------------------------
5
                         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM
                         2(d) or 2(e):                                                                                    [ ]
- ------------------------ ----------------------------------------------------------------------------------------------------------
6
                         CITIZENSHIP OR PLACE OF ORGANIZATION:                           Delaware
- ------------------------ ----------------------------------------------------------------------------------------------------------
                         7
   NUMBER OF SHARES                SOLE VOTING POWER:                                                  0

     BENEFICIALLY
       OWNED BY

         EACH
       REPORTING

      PERSON WITH
                         --------- ------------------------------------------------------------------------------------------------
                         8
                                   SHARED VOTING POWER:                                        3,350,300
                         --------- ------------------------------------------------------------------------------------------------
                         9
                                   SOLE DISPOSITIVE POWER:                                             0
                         --------- ------------------------------------------------------------------------------------------------
                         10
                                   SHARED DISPOSITIVE POWER:                                  3,350,300
- ------------------------ ----------------------------------------------------------------------------------------------------------
11
                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:         3,350,300
- ------------------------ ----------------------------------------------------------------------------------------------------------
12
                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES                                         [ ]
                         CERTAIN SHARES:
- ------------------------ ----------------------------------------------------------------------------------------------------------
13
                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11):                       7.65%
- ------------------------ ----------------------------------------------------------------------------------------------------------
14
                         TYPE OF REPORTING PERSON:                                                    OO
- ------------------------ ----------------------------------------------------------------------------------------------------------






                                       6
<PAGE>
- ----------------------------------------------------------------              -----------------------------------------------------
CUSIP No. 125965103                                                   13D                                               Page 7
- ----------------------------------------------------------------              -----------------------------------------------------

- ------------------------ ----------------------------------------------------------------------------------------------------------
1
                         NAME OF REPORTING PERSON:                                             Clifton S. Robbins

                         IRS IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY):
- ------------------------ ----------------------------------------------------------------------------------------------------------
2
                         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:                                      (a)  [ ]
                                                                                                                (b)  [X]
- ------------------------ ----------------------------------------------------------------------------------------------------------
3
                         SEC USE ONLY
- ------------------------ ----------------------------------------------------------------------------------------------------------
4
                         SOURCE OF FUNDS                        N/A
- ------------------------ ----------------------------------------------------------------------------------------------------------
5
                         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM
                         2(d) or 2(e): [ ]
- ------------------------ ----------------------------------------------------------------------------------------------------------
6
                         CITIZENSHIP OR PLACE OF ORGANIZATION:                                 United States of America
- ------------------------ ----------------------------------------------------------------------------------------------------------
                         7
   NUMBER OF SHARES                SOLE VOTING POWER:                                                      0

     BENEFICIALLY
       OWNED BY

         EACH
       REPORTING

      PERSON WITH
                         --------- ------------------------------------------------------------------------------------------------
                         8
                                   SHARED VOTING POWER:                                           3,350,300
                         --------- ------------------------------------------------------------------------------------------------
                         9
                                   SOLE DISPOSITIVE POWER:                                                 0
                         --------- ------------------------------------------------------------------------------------------------
                         10
                                   SHARED DISPOSITIVE POWER:                                      3,350,300
- ------------------------ ----------------------------------------------------------------------------------------------------------
11
                         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:            3,350,300
- ------------------------ ----------------------------------------------------------------------------------------------------------
12
                         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN                                     [ ]
                         SHARES:
- ------------------------ ----------------------------------------------------------------------------------------------------------
13
                         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11):                           7.65%
- ------------------------ ----------------------------------------------------------------------------------------------------------
14
                         TYPE OF REPORTING PERSON:                                                        IN
- ------------------------ ----------------------------------------------------------------------------------------------------------

</TABLE>



                                       7
<PAGE>
This Amendment No. 1 (the "Amendment") amends the Statement on Schedule 13D
filed on January 26, 2006 (the "Statement") by the Original Reporting Persons
(as defined in Item 2 below) and is filed by and on behalf of the Reporting
Persons (as defined in Item 2 below) with respect to the common stock, par value
$0.01 per share ("Common Stock"), of CSK Auto Corporation, a Delaware
corporation (the "Company"). Unless otherwise defined herein, all capitalized
terms used herein shall have the meanings previously ascribed to them in the
previous filing of the Statement.

ITEM 2. IDENTITY AND BACKGROUND. Item 2 of the Statement is hereby amended and
restated in its entirety, with effect from the date of this Amendment, as
follows:

         This Statement is being filed by and on behalf of Blue Harbour Group,
LP, a Delaware limited partnership ("Manager"), Blue Harbour Strategic Value
Partners Master Fund, LP, a Cayman Islands exempted limited partnership (the
"Fund"), Blue Harbour Institutional Partners Master Fund, L.P., a Cayman Islands
exempted limited partnership ("BHIP" and, together with the Fund, the "Funds"),
Blue Harbour GP, LLC, a Delaware limited liability company ("Fund GP"), Blue
Harbour Holdings, LLC, a Delaware limited liability company ("Manager GP"), and
Clifton S. Robbins, a citizen of the United States of America ("Mr. Robbins").
The Fund, Fund GP, Manager, Manager GP and Mr. Robbins are herein referred to
collectively as the "Original Reporting Persons" and the Original Reporting
Persons and BHIP are sometimes referred to each as a "Reporting Person" and
collectively as the "Reporting Persons."

         The address of the principal office of each of Manager, the Fund, BHIP,
Manager GP and Fund GP is 240 Greenwich Avenue, 3rd Floor, Greenwich,
Connecticut 06830, and Mr. Robbins' business address is c/o Manager at the
foregoing address. Mr. Robbins is the Chief Executive Officer of Manager.

         Each of the Fund and BHIP is principally involved in the business of
investing in securities. Fund GP is principally involved in the business of
serving as the general partner of the Funds. Manager is principally involved in
the business of providing investment advisory and investment management services
to the Funds and its affiliates and, among other things, exercises all voting
and other powers and privileges attributable to any securities held for the
account of each of the Funds. Manager GP is principally involved in the business
of serving as the general partner of Manager.

         During the last five years, none of the Reporting Persons nor, to the
best of their knowledge, any of their officers and directors, has (i) been
convicted in a criminal proceeding (excluding traffic violations or similar
misdemeanors) or (ii) been a party to a civil proceeding of a judicial or
administrative body of competent jurisdiction and as a result of such proceeding
was or is subject to a judgment, decree or final order enjoining future
violations of, or prohibiting or mandating activities subject to, federal or
state securities laws or finding any violation with respect to such laws.

ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION. Item 3 of the
Statement is hereby amended and restated in its entirety, with effect from the
date of this Amendment, as follows:

         The 3,350,300 shares of Common Stock reported herein by the Reporting
Persons were acquired by the Funds for an aggregate purchase price of
approximately $45,584,247. The shares of Common Stock that are reported on this
Statement were acquired by each of the Funds with the working capital of each of
the respective Funds.

                                       8
<PAGE>
ITEM 5. INTEREST IN SECURITIES OF THE ISSUER. Item 5 of the Statement is hereby
amended and restated in its entirety, with effect from the date of this
Amendment, as follows:

                  (a) - (b) The responses of the Reporting Persons to Rows (7)
through (13) of the cover pages of this Statement are incorporated herein by
reference. As of July 17, 2006, the Fund beneficially owned 2,788,150 shares of
Common Stock, representing approximately 6.36% of the outstanding shares of
Common Stock and BHIP beneficially owned 562,150 shares of Common Stock,
representing approximately 1.28% of the outstanding shares of Common Stock (such
percentages being based on the number of shares of Common Stock outstanding as
of January 9, 2006 as set forth in the prospectus filed by the Company on
January 13, 2006 (the "Prospectus") pursuant to Rule 424(b)(3)). As of July 17,
2006, the 3,350,300 shares of Common Stock beneficially owned, in aggregate, by
the Funds, which shares of Common Stock are deemed to be beneficially owned by
each of Manager, the Fund GP, Manager GP, and Mr. Robbins, represent
approximately 7.65% of the outstanding shares of Common Stock (such percentage
being based on the number of shares of Common Stock outstanding as of January 9,
2006 as set forth in the Prospectus).

                  The Fund is the direct owner of 2,788,150 shares of Common
Stock reported on this Statement and BHIP is the direct owner of 562,150 shares
of Common Stock reported on this Statement. For purposes of disclosing the
number of shares beneficially owned by each of the Reporting Persons, Manager,
as the investment manager of the Funds, Fund GP, as general partner of the
Funds, Manager GP, as the general partner of Manager, and Mr. Robbins, as
controlling owner of Fund GP and Manager GP (in addition to serving as Chief
Executive Officer of Manager) may be deemed to own beneficially (as that term is
defined in Rule 13d-3 under the Securities Exchange Act of 1934) all shares of
the Common Stock that are owned beneficially and directly by the Funds. Manager,
Fund GP, Manager GP and Mr. Robbins disclaims beneficial ownership of such
shares for all other purposes. The Fund and BHIP each disclaim beneficial
ownership of the shares held directly by each other.


                  (c) The following table sets forth all transactions with
respect to shares of Common Stock effected during the past sixty (60) days by
any of the Reporting Persons. All such transactions were effected in the open
market, unless otherwise noted. The Funds have also entered into, and may from
time to time enter into, purchases and sales of Common Stock between each other.

                                Number of
                                 Shares         Price Per
      Reporting Person          Purchased         Share               Date
      ----------------          ---------         -----               ----

      Fund                       150,000         $11.75              6/29/06
      Fund                       81,500          $11.74              6/29/06
      Fund                       163,000         $11.73              6/29/06
      Fund                       48,900          $11.72              6/29/06
      Fund                       67,150          $11.72              6/29/06
      BHIP                       34,000          $11.75              6/29/06
      BHIP                       18,500          $11.74              6/29/06
      BHIP                       37,000          $11.73              6/29/06
      BHIP                       11,100          $11.72              6/29/06
      BHIP                       15,250          $11.72              6/29/06


                                       9
<PAGE>
                                Number of
                                 Shares         Price Per
      Reporting Person          Purchased         Share               Date
      ----------------          ---------         -----               ----

      Fund                       105,400         $11.72              7/5/06
      BHIP                       24,000          $11.72              7/5/06
      Fund                       1,460           $11.69              7/6/06
      BHIP                       340             $11.69              7/6/06
      Fund                       23,650          $11.67              7/7/06
      Fund                       40,750          $11.70              7/7/06
      BHIP                       5,350           $11.67              7/7/06
      BHIP                       9,250           $11.70              7/7/06
      Fund                       20,620          $11.27              7/13/06
      Fund                       89,480          $11.27              7/13/06
      Fund                       2,040           $11.21              7/13/06
      BHIP                       4,680           $11.27              7/13/06
      BHIP                       20,320          $11.27              7/13/06
      BHIP                       460             $11.21              7/13/06
      Fund                       81,500          $11.22              7/14/06
      BHIP                       18,500          $11.22              7/14/06


                  (d) Not applicable.

                  (e) Not applicable.



ITEM 7.  MATERIAL TO BE FILED AS EXHIBITS.


EXHIBIT 1       Amended and Restated Agreement as to Joint Filing of Schedule
                13D, dated July 17, 2006, by and among Manager, the Fund, BHIP,
                Fund GP, Manager GP and Mr. Robbins.







                                       10
<PAGE>
                                   SIGNATURES

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



July 17, 2006                     BLUE HARBOUR GROUP, LP

                                  By: Blue Harbour Holdings, LLC,
                                      its general partner

                                      By: /s/ Clifton S. Robbins
                                          --------------------------------------
                                      Name: Clifton S. Robbins
                                      Title: Managing Member


July 17, 2006                     BLUE HARBOUR STRATEGIC VALUE PARTNERS MASTER
                                  FUND, LP

                                  By: Blue Harbour GP, LLC,  its general partner

                                      By: /s/ Clifton S. Robbins
                                          --------------------------------------
                                      Name: Clifton S. Robbins
                                      Title: Managing Member


July 17, 2006                     BLUE HARBOUR INSTITUTIONAL PARTNERS MASTER
                                  FUND, L.P.

                                  By: Blue Harbour GP, LLC,  its general partner

                                      By: /s/ Clifton S. Robbins
                                          --------------------------------------
                                      Name: Clifton S. Robbins
                                      Title: Managing Member


July 17, 2006                     BLUE HARBOUR GP, LLC

                                  By: /s/ Clifton S. Robbins
                                      ------------------------------------------
                                  Name: Clifton S. Robbins
                                  Title: Managing Member


July 17, 2006                     BLUE HARBOUR HOLDINGS, LLC

                                  By: /s/ Clifton S. Robbins
                                      ------------------------------------------
                                  Name: Clifton S. Robbins
                                  Title: Managing Member



July 17, 2006                     /s/ Clifton S. Robbins
                                  ----------------------------------------------
                                  Name: Clifton S. Robbins



                                       11

</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>mv7-17_ex1.txt
<TEXT>
                                                                      Exhibit 1


        AMENDED AND RESTATED AGREEMENT AS TO JOINT FILING OF SCHEDULE 13D

                               Dated July 17, 2006

The undersigned acknowledge and agree that the foregoing statement on Schedule
13D is filed on behalf of each of the undersigned and that all subsequent
amendments to this statement shall be filed on behalf of each of the undersigned
without the necessity of filing additional joint filing agreements. The
undersigned acknowledge that each shall be responsible for the timely filing of
such amendments, and for the completeness and accuracy of the information
concerning it contained therein, but shall not be responsible for the
completeness and accuracy of the information concerning the others, except to
the extent that it knows or has reason to believe that such information is
inaccurate.

         This Agreement amends and restates in its entirety the Agreement as to
Joint Filing of Schedule 13D previously entered into on January 26, 2006 by
certain of the signatories hereto. This Agreement may be executed in
counterparts and each of such counterparts taken together shall constitute one
and the same instrument.


                               BLUE HARBOUR GROUP, LP

                               By: Blue Harbour Holdings, LLC,
                                   its general partner

                                   By: /s/ Clifton S. Robbins
                                       --------------------------------------
                                   Name: Clifton S. Robbins
                                   Title: Managing Member


                               BLUE HARBOUR STRATEGIC VALUE PARTNERS MASTER
                               FUND, LP

                               By: Blue Harbour GP, LLC,  its general partner

                                   By: /s/ Clifton S. Robbins
                                       --------------------------------------
                                   Name: Clifton S. Robbins
                                   Title: Managing Member


                               BLUE HARBOUR INSTITUTIONAL PARTNERS MASTER
                               FUND, L.P.

                               By: Blue Harbour GP, LLC,  its general partner

                                   By: /s/ Clifton S. Robbins
                                       --------------------------------------
                                   Name: Clifton S. Robbins
                                   Title: Managing Member


                               BLUE HARBOUR GP, LLC

                               By: /s/ Clifton S. Robbins
                                   ------------------------------------------
                               Name: Clifton S. Robbins
                               Title: Managing Member


                               BLUE HARBOUR HOLDINGS, LLC

                               By: /s/ Clifton S. Robbins
                                   ------------------------------------------
                               Name: Clifton S. Robbins
                               Title: Managing Member



                               /s/ Clifton S. Robbins
                               ----------------------------------------------
                               Name: Clifton S. Robbins

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
