~~Table~~UNITED ofSTATES ~~Contents~~

~~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~~

~~October 17,~~PURSUANT ~~2011~~TO SECTION 13 OR 15(d)

~~Date~~OF ofTHE ~~Report~~SECURITIES ~~(Date~~EXCHANGE ofACT ~~earliest~~OF ~~event reported)~~1934

~~CNB~~March 9, ~~CORPORATION~~ 2012

~~(Exact~~Date ~~name~~ of ~~registrant~~Report as(Date ~~specified~~of inearliest ~~its~~event ~~charter~~reported)

~~Michigan~~CNB CORPORATION ~~(State or other jurisdiction of incorporation or organization) 033-00737 (Commission file number) 38-2662386 (I.R.S. Employer Identification No.)~~

~~303 North Main Street, Cheboygan MI 49721~~ (~~Address~~Exact name of ~~principal~~registrant ~~executive~~as ~~offices,~~specified ~~including~~in ~~Zip~~its ~~Code~~charter)

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

Michigan

033-00737

38-2662386

(State or other jurisdiction of

incorporation or organization)

(Commission

file number)

(I.R.S. Employer

Identification No.)

NO303 ~~CHANGE (Former~~North ~~name~~Main ~~or former address~~Street, ifCheboygan ~~changed~~MI ~~since~~49721 ~~last report)~~

~~Check~~(Address ~~the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation~~ of ~~the~~principal ~~registrant~~executive ~~under~~offices, ~~any~~including ofZip ~~the~~Code) ~~following provisions:~~

~~o Written communications pursuant to Rule 425 under the Securities Act~~ (~~17 CFR 230.425~~231) ~~o Soliciting material pursuant to Rule 14a~~627-127111 under the Exchange Act (17 CFR 240.14a-12) o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

~~TABLE~~(Registrant’s OFtelephone ~~CONTENTS~~number, including area code)

~~ITEM~~NO ~~8.01. Other Events ITEM 9.01. Financial Statements and Exhibits SIGNATURES EX-99~~CHANGE

~~Table~~(Former ofname ~~Contents~~or former address, if changed since last report)

~~ITEM~~Check the appropriate box below if the Form 8~~.01.~~-K ~~Other~~filing ~~Events~~ is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

On¨ ~~October 11,~~Written ~~2011~~communications ~~President~~pursuant ~~and~~to ~~CEO~~Rule ~~Susan~~425 A.under ~~Eno announced~~ the ~~provision~~Securities ~~for~~Act ~~loan losses of Citizens National Bank~~ (~~“the~~17 ~~Bank”),~~CFR ~~a subsidiary of CNB Corporation (“the Company”), was increased to $2,445,000 for the year-to-date period ending September 30, 2011~~230. Additionally, other real estate owned by the Bank was written down by $900,000. Continued declines in real estate values, adverse economic conditions and high unemployment support the Bank’s aggressive approach to reduce problem assets in 2011. The Bank has sufficient capital to accomplish the increased provision and ORE write downs and still maintain its capital ratio at a well- capitalized level. 425)

~~The~~¨ ~~write~~Soliciting ~~downs~~material ~~are~~pursuant ~~in keeping with the core strategy~~ to ~~eliminate~~Rule ~~and~~14a-12 ~~reduce~~under ~~problem assets by year end 2011, which will help to support improved earnings in 2012; moving~~ the ~~Company~~Exchange ~~closer~~Act ~~to its~~(17 ~~goal~~CFR ~~of resuming the payment of dividends to shareholders on a sustainable basis~~240. 14a-12)

~~ITEM~~¨ ~~9.01.~~Pre-commencement ~~Financial~~communications ~~Statements~~pursuant ~~and~~to ~~Exhibits~~ Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) ~~Exhibits~~ under the Exchange Act (17 CFR 240.13e-4(c))

~~Exhibit 99~~ITEM ~~Preliminary~~8.01. ~~Earnings~~OTHER ~~release dated October 17, 2011~~ EVENTS

~~Table~~On ofMarch 9, ~~Contents~~2012, CNB Corporation (“Corporation”) issued a letter to its shareholders.

~~SIGNATURES~~A copy of the information contained in the Corporation’s letter is attached hereto as Exhibit 99 and is hereby incorporated by reference into this Form 8-K, and made a part hereof

~~Pursuant~~SIGNATURES ~~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~~Pursuant ~~Corporation~~to ~~(Registrant)~~the ~~/s/~~requirements ~~Susan~~of A.the ~~Eno~~Securities ~~Susan~~Exchange A.Act ~~Eno~~of ~~President~~1934, ~~and~~the ~~Chief~~registrant ~~Executive~~has ~~Officer~~duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

~~Dated:~~CNB ~~October 17,~~Corporation ~~2011~~ (Registrant) /s/ Susan A. Eno Susan A. Eno President and Chief Executive Officer

Dated: March 9, 2012

Exhibit Index


Exhibit No.		Description

Exhibit 99		Letter to shareholders of CNB Corporation dated March 09, 2012

Filing Compare · CNB CORP /MI/