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

                                  July 31, 2007
                Date of Report (Date of earliest event reported)

                                 CNB CORPORATION
             (Exact name of registrant as specified in its charter)

         Michigan                          0-28388                38-2662386
(State or other jurisdiction of          (Commission          (I.R.S. Employer
 incorporation or organization)          file number)        Identification No.)

                    303 North Main Street, Cheboygan MI 49721
          (Address of principal executive offices, including Zip Code)

                                 (231) 627-7111
              (Registrant's telephone number, including area code)

                                    NO CHANGE
          (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 8.01. OTHER EVENTS

CNB Corporation announces that today it has purchased 3,000 of its shares for
$40.75 per share. This is the second purchase under the stock repurchase plan
announced June 14, 2007. Under the plan management is authorized, at its
discretion, to purchase up to a total of $1,000,000 of the Corporation's stock
at market prices. The Corporation has $634,150 remaining under its stock
repurchase plan after the first two repurchases. It is anticipated that any
purchases of shares will be made through a program of open market purchases, all
subject to availability, regulatory volume and other constraints and general
economic conditions. Any repurchased shares will be available for future
corporate use as determined from time to time by the Board of Directors.


FORWARD-LOOKING STATEMENTS

When used in this filing and in future filings involving the Company with the
Securities and Exchange Commission, in the Company's press releases or other
public or shareholder communications, or in oral statements made with the
approval of an authorized executive officer, the words or phrases, "anticipate,"
"would be," "will allow," "intends to," "will likely result," "are expected to,"
"will continue," "is anticipated," "estimated," "project," or similar
expressions are intended to identify, "forward-looking statements" within the
meaning of the Private Securities Litigation Reform Act of 1995. Such statements
are subject to risks and uncertainties, including but not limited to changes in
economic conditions in the Company's market area, and competition, all or some
of which could cause actual results to differ materially from historical
earnings and those presently anticipated or projected.





                                   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.


                                           CNB Corporation
                                           (Registrant)

                                           /s/ James C. Conboy, Jr.
                                           -------------------------------------
                                           James C. Conboy, Jr.
                                           President and Chief Executive Officer

Dated: July 31, 2007