-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, H3qpYmhsB/m4bf0+QDSTHwERKIMP8iWUFEUz/hW3+F6vg9kAkpWv6XA4JonNxmr4 4smRRwDi/flbfqByE3j+Aw== 0000899171-06-000004.txt : 20060210 0000899171-06-000004.hdr.sgml : 20060210 20060210144838 ACCESSION NUMBER: 0000899171-06-000004 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20060210 DATE AS OF CHANGE: 20060210 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: KRASNY MICHARLE P CENTRAL INDEX KEY: 0000942499 FILING VALUES: FORM TYPE: SC 13G MAIL ADDRESS: STREET 1: 812 SKOKIE BLVD CITY: NORTHBROOK STATE: IL ZIP: 60062 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: CDW CORP CENTRAL INDEX KEY: 0000899171 STANDARD INDUSTRIAL CLASSIFICATION: RETAIL-CATALOG & MAIL-ORDER HOUSES [5961] IRS NUMBER: 363310735 STATE OF INCORPORATION: IL FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-49213 FILM NUMBER: 06597833 BUSINESS ADDRESS: STREET 1: 200 N MILWAUKEE AVE CITY: VERNON HILLS STATE: IL ZIP: 60061 BUSINESS PHONE: 8474656000 MAIL ADDRESS: STREET 1: 200 N MILWAUKEE AVE CITY: VERNON HILLS STATE: IL ZIP: 60061 FORMER COMPANY: FORMER CONFORMED NAME: CDW COMPUTER CENTERS INC DATE OF NAME CHANGE: 19930322 SC 13G 1 mpk13g05.htm MPK 13G 13G 
CUSIP NO. 12512N 10 5                                   13 G                                      Page 5 of 5 Pages












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


                                                             SCHEDULE 13G


                                               Under the Securities Exchange Act of 1934
                                                           (Amendment No. 6)

                                                            CDW Corporation
                                                           (Name of Issuer)
                                                              ----------

                                                             Common Stock
                                                    (Title of Class of Securities)
                                                              ----------

                                                              12512N 10 5
                                                            (CUSIP Number)
                                                              ----------

                                                           December 31, 2005
                                        (Date of Event Which Requires Filing of this Statement)
                                                              ----------

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
___      Rule 13d-1(b)
___      Rule 13d-1(c)
_X_      Rule 13d-1(d)

                                                              ----------



* The  remainder  of this cover  page shall be filled out for a  reporting  person's  initial  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).









============ =======================================================================================================
     1       NAME OF REPORTING PERSON
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
             MICHAEL P. KRASNY
- ------------ -------------------------------------------------------------------------------------------------------
     2       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                                                        (a)  |_|
             NOT APPLICABLE                                                                             (b)  |_|
- ------------ -------------------------------------------------------------------------------------------------------
     3       SEC USE ONLY

- ------------ -------------------------------------------------------------------------------------------------------
     4       CITIZENSHIP OR PLACE OF ORGANIZATION
             U.S.A.
- ----------------------------------------------- --------- ----------------------------------------------------------
 NUMBER OF SHARES BENEFICIALLY OWNED BY EACH       5      SOLE VOTING POWER
              REPORTING PERSON.
                                                          17,686,022
                                                --------- ----------------------------------------------------------
                                                   6      SHARED VOTING POWER
                                                          0
                                                --------- ----------------------------------------------------------
                                                   7      SOLE DISPOSITIVE POWER

                                                          17,686,022
                                                --------- ----------------------------------------------------------
                                                   8      SHARED DISPOSITIVE POWER
                                                          0
- ------------ -------------------------------------------------------------------------------------------------------
     9       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
             17,686,022
- ------------ -------------------------------------------------------------------------------------------------------
    10       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
             NOT APPLICABLE                                                                                    |_|
- ------------ -------------------------------------------------------------------------------------------------------
    11       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
             22.12%
- ------------ -------------------------------------------------------------------------------------------------------
    12       TYPE OF REPORT PERSON*
             IN
============ =======================================================================================================


                                       * SEE INSTRUCTIONS BEFORE FILLING OUT!






Item 1(a)         Name of Issuer:

                  CDW Corporation

Item 1(b)         Address of Issuer's Principal Executive Offices:

                  200 North Milwaukee Avenue, Vernon Hills, Illinois 60061

Item 2(a)         Name of Person Filing:

                  Michael P. Krasny

Item 2(b)         Address of Principal Business Office or, if none, Residence:

                  Sawdust Investment Management Corp.
                  465 Central Avenue, Suite 200, Northfield, Illinois 60093

Item 2(c)         Citizenship:

                  USA

Item 2(d)         Title of Class of Securities:

                  Common Shares

Item 2(e)         CUSIP Number:

                  12512N 10 5

Item 3.  If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b), check whether the person filing is a:

                  NOT APPLICABLE

Item 4:  Ownership:

                  (a)      Amount  Beneficially  Owned as of December 31, 2005:  17,686,022  shares (includes 39,313 shares held by his
                           son). Mr. Krasny disclaims beneficial ownership with respect to the shares held by his son.

                  (b)      Percent of Class:  22.12%

                           (i)      sole power to vote or to direct the vote

                                    17,686,022

                           (ii)     shared power to vote or to direct the vote

                                    0

                           (iii)    sole power to dispose or direct the disposition of

                                    17,686,022

                           (iv)     shared power to dispose or to direct the disposition of

                                    0

Item 5.  Ownership of Five Percent or Less of a Class:

                  NOT APPLICABLE

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:

                  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. Certification:

                  NOT APPLICABLE






                                                      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.


                                                              February 3, 2006
                          -----------------------------------------------------
                                                              Date



                                                              /s/ Michael P. Krasny
                               -----------------------------------------------------
                                                              Signature



                                                              Michael P. Krasny
                     ---------------------------------------------------------------
                                                              Name/Title
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