Dear Shareholder: A reverse stock split of Citizens Republic Bancorp, Inc. common stock (ticker: CRBC) became effective as of 5:00 p.m. on July 1, 2011. Pursuant to this reverse stock split, each ten (10) shares of Citizens common stock issued and outstanding were converted into one (1) share of Citizens common stock. No fractional shares will be issued in connection with the reverse stock split. Instead, shareholders who otherwise would have been entitled to receive a fractional share as a result of the reverse stock split will receive an amount in cash equal to $6.90 per share multiplied by the fraction of a share they would have otherwise received. All new shares will be issued in book entry or electronic form. Our transfer agent, American Stock Transfer and Trust Company, LLC, will mail a statement of your account once your shares are exchanged. You may request a stock certificate to be issued for new shares by contacting our transfer agent toll free at (877) 627-7020 after you receive your statement. If your account is enrolled in the dividend reinvestment plan or set up for direct deposit, your election will continue unless you notify our transfer agent otherwise. If you have certificated shares, you must complete, date, sign and return the enclosed Letter of Transmittal to American Stock Transfer and Trust Company, LLC, along with ALL of your stock certificates. We suggest that you mail the shares in a traceable manner (e.g. registered mail, overnight courier, etc.). You must surrender all outstanding certificates registered in your name in order to receive new shares and/or payment for fractional shares. Please read and follow all instructions on the enclosed Letter of Transmittal, and direct any questions you might have to the transfer agent at (877) 248-6417 or (718) 921-8317. If your shares are held in electronic form only (e.g. book entry and/or dividend reinvestment plan shares), your old shares have automatically been exchanged for new shares as evidenced on the enclosed statement and/or check. You do not need to complete a Letter of Transmittal. By order of the Board of Directors, Thomas W. Gallagher Executive Vice President, General Counsel and Secretary Citizens Republic Bancorp, Inc. is a Michigan corporation. .