On December 13, 2012 TCF Financial Corporation, a Delaware corporation (the "Company"), filed a Certificate of Designations (the "Certificate of Designations") with the Secretary of State of the State of Delaware, establishing the voting rights, powers, preferences and privileges, and the relative, participating, optional or other rights, and the qualifications, limitations or restrictions thereof, of its 6.45% Series B Non-Cumulative Perpetual Preferred Stock, par value $.01 per share, with a liquidation preference of $25 per share (the "Preferred Stock").

Under the terms of the Preferred Stock, the ability of the Company to pay dividends on, make distributions with respect to, or to repurchase, redeem or acquire its common stock or any preferred stock ranking on parity with or junior to the Preferred Stock, is subject to restrictions in the event that the Company does not declare and either pay or set aside a sum sufficient for payment of dividends on the Preferred Stock for the then-current dividend period.

The terms of the Preferred Stock are more fully described in the Certificate of Designations which is attached hereto as Exhibit 3.1 and is incorporated herein by this reference.

The Certificate of Designations, which became effective upon filing with the Secretary of State of the State of Delaware, amends the Company's Amended and Restated Certificate of Incorporation to fix the designations, preferences, limitations and relative rights of the Preferred Stock. The terms of the Preferred Stock are more fully described in the Certificate of Designations which is attached hereto as Exhibit 3.1 and is incorporated herein by this reference.

On December 12, 2012, the Company entered into that certain Underwriting Agreement (the "Underwriting Agreement") with Morgan Stanley & Co. LLC and UBS Securities LLC, as representatives of the several underwriters named in Schedule II thereto (collectively, the "Underwriters"), providing for the offer and sale by the Company of 4,000,000 shares of Preferred Stock, which were registered pursuant to a registration statement on Form S-3 (SEC File No. 333-181741), which was automatically effective on May 29, 2012 (the "Registration Statement"), at a price to the public of $25.00 per share. In addition, pursuant to the Underwriting Agreement, the Company granted to the Underwriters a 30-day option to purchase up to an additional 600,000 shares of Preferred Stock. TCF expects to close the transaction, subject to customary conditions, on or about December 19, 2012. The foregoing description of the material terms of the Underwriting Agreement is qualified in its entirety by reference to the Underwriting Agreement, which is attached hereto as Exhibit 1.1 and is incorporated herein by this reference.

The offering was made pursuant to the prospectus supplement dated December 12, 2012 and the accompanying prospectus dated May 29, 2012, filed with the SEC as part of the Registration Statement. The following documents are being filed with this report on Form 8-K and shall be incorporated by reference into the Registration Statement: (i) Underwriting Agreement dated December 12, 2012, among the Company and Morgan Stanley & Co. LLC and UBS Securities LLC, as representatives of the Underwriters; (ii) Certificate of Designations with respect to the Preferred Stock, dated December 13, 2012; and (iii) form of certificate representing the Preferred Stock.

(d) Exhibits.

Exhibit No.   Description of Exhibit

1.1           Underwriting Agreement dated December 12, 2012, among TCF Financial
              Corporation and Morgan Stanley & Co. LLC and UBS Securities LLC, as
              representatives of the underwriters named therein.

3.1           Certificate of Designations of TCF Financial Corporation with respect
              to 6.45% Series B Non-Cumulative Perpetual Preferred Stock dated
              December 13, 2012.

4.1           Form of certificate representing the 6.45% Series B Non-Cumulative
              Perpetual Preferred Stock.