SECURITIES & EXCHANGE COMMISSION
                             Washington, D.C. 20549
                             ----------------------

                                 SCHEDULE 13G/A*
                                 (Rule 13d-102)

                                 Amendment No. 5

             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
           TO RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED
                              PURSUANT TO 13d-2(b)

                             Blackhawk Bancorp, Inc.
                                (Name of Issuer)

                                  Common Stock
                         (Title of Class of Securities)

                                    09237E204
                                 (CUSIP Number)

                                December 31, 2009
             (Date of event which requires filing of this statement)


     Check the appropriate box to designate the rule pursuant to which this
Schedule 13G is filed:
     [ ]  Rule 13d-1(b)
     [X]  Rule 13d-1(c)
     [ ]  Rule 13d-1(d)





                               (Page 1 of 8 Pages)
----------------
     *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 purposes 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).





CUSIP No. 09237E204                 13G/A                  Page 2 of 8 Pages

----------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO.
            OF ABOVE PERSONS (ENTITIES ONLY)
                                          Tontine Overseas Associates, L.L.C.
-----------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                                  (a)  [X]
                                                                  (b)  [ ]
-----------------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION
                            Delaware
-----------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                                         -0-
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                                         20,160
OWNED BY       ___________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                                         -0-
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                         20,160
-----------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED
            BY EACH REPORTING PERSON
                                         20,160
-----------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES **                       [ ]
-----------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
                                         0.94%
-----------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON **
                                         IA
-----------------------------------------------------------------------------
                    ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 09237E204                13G/A                   Page 3 of 8 Pages

----------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO.
            OF ABOVE PERSONS (ENTITIES ONLY)
                                          Tontine Capital Partners, L.P.
-----------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                                  (a)  [X]
                                                                  (b)  [ ]
-----------------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION
                            Delaware
-----------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                                         -0-
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                                         107,540
OWNED BY       ___________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                                         -0-
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                         107,540
-----------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED
            BY EACH REPORTING PERSON
                                         107,540
-----------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES **                       [ ]
-----------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
                                         4.97%
-----------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON **
                                         PN
-----------------------------------------------------------------------------
                    ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 09237E204                 13G/A                  Page 4 of 8 Pages

----------------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO.
            OF ABOVE PERSONS (ENTITIES ONLY)
                                                              Jeffrey L. Gendell
-----------------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                                  (a)  [X]
                                                                  (b)  [ ]
-----------------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION
                            United States
-----------------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                                         -0-
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                                         128,150
OWNED BY       ___________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                                         -0-
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                                         128,150
-----------------------------------------------------------------------------
     (9)    AGGREGATE AMOUNT BENEFICIALLY OWNED
            BY EACH REPORTING PERSON
                                         128,150
-----------------------------------------------------------------------------
     (10)   CHECK BOX IF THE AGGREGATE AMOUNT
            IN ROW (9) EXCLUDES CERTAIN SHARES **                       [ ]
-----------------------------------------------------------------------------
     (11)   PERCENT OF CLASS REPRESENTED
            BY AMOUNT IN ROW (9)
                                         5.93%
-----------------------------------------------------------------------------
     (12)   TYPE OF REPORTING PERSON **
                                         IN
-----------------------------------------------------------------------------
                    ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 09237E204                 13G/A                  Page 5 of 8 Pages
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The Schedule 13G/A filed on February 9, 2009 is hereby amended and restated by
this Amendment No. 5 to the Schedule 13G.

Item 1(a).     Name of Issuer:

     The name of the issuer is Blackhawk Bancorp, Inc. (the "Company").

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

     The Company's principal executive offices are located at 400 Broad Street,
Beloit, Wisconsin 53511.

Item 2(a).     Name of Person Filing:

     This statement is filed by:

          (i)  Tontine Overseas Associates, L.L.C., a limited liability company
               organized under the laws of the State of Delaware ("TOA"), which
               serves as investment manager to Tontine Capital Overseas Master
               Fund, L.P. ("TCO"), a Cayman Islands partnership, with respect to
               the shares of Common Stock directly owned by TCO, Tontine 25
               Overseas Master Fund, L.P., a Cayman Islands exempted limited
               partnership ("T-25");

         (ii)  Tontine Capital Partners, L.P., a Delaware limited partnership
               ("TCP") with respect to the shares of Common Stock directly owned
               by it; and

        (iii)  Jeffrey L. Gendell, with respect to the shares of Common Stock
               directly owned by TCO and TCP.

              The foregoing persons are hereinafter sometimes collectively
referred to as the "Reporting Persons." Any disclosures herein with respect to
persons other than the Reporting Persons are made on information and belief
after making inquiry to the appropriate party.

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

     The address of the business office of each of the Reporting Persons is 55
Railroad Avenue, 3rd Floor, Greenwich, Connecticut 06830.

Item 2(c).     Citizenship:

     TCP is a limited partnership organized under the laws of the State of
Delaware. TOA is a limited liability company organized under the laws of the
State of Delaware. Mr. Gendell is a United States citizen.





CUSIP No. 09237E204                 13G/A                  Page 6 of 8 Pages
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Item 2(d).     Title of Class of Securities:

       Common Stock, $0.01 par value (the "Common Stock")

Item 2(e).  CUSIP Number:  09237E204

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

          (a) [ ] Broker or dealer registered under Section 15 of the Act,

          (b) [ ] Bank as defined in Section 3(a)(6) of the Act,

          (c) [ ] Insurance Company as defined in Section 3(a)(19) of the
                  Act,

          (d) [ ] Investment Company registered under Section 8 of the
                  Investment Company Act of 1940,

          (e) [ ] Investment Adviser in accordance with Rule 13d-1
                  (b)(1)(ii)(E),

          (f) [ ] Employee Benefit Plan or Endowment Fund in accordance
                  with 13d-1 (b)(1)(ii)(F),

          (g) [ ] Parent Holding Company or control person in accordance
                  with Rule 13d-1 (b)(1)(ii)(G),

          (h) [ ] Savings Association as defined in Section 3(b) of the
                  Federal Deposit Insurance Act,

          (i) [ ] Church Plan that is excluded from the definition of an
                  investment company under Section 3(c)(14) of the Investment
                  Company Act of 1940,

          (j) [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

     If this statement is filed pursuant to 13d-1(c), check this box:  [x]





CUSIP No. 09237E204                 13G/A                  Page 7 of 8 Pages
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Item 4.  Ownership.

         A.   Tontine Overseas Associates, L.L.C.
               (a) Amount beneficially owned: 20,610
               (b) Percent of class: 0.94%. The percentages used herein and in
the rest of Item 4 are calculated based upon the 2,163,678 shares of Common
Stock issued and outstanding as of October 9, 2009, as set forth in the
Company's Proxy Statement filed on September 30, 2009.
..              (c)(i) Sole power to vote or direct the vote: -0-
                 (ii) Shared power to vote or direct the vote: 20,610
                (iii) Sole power to dispose or direct the disposition: -0-
                 (iv) Shared power to dispose or direct the disposition: 20,610

         B.   Tontine Capital Partners, L.P.
               (a) Amount beneficially owned: 107,540
               (b) Percent of class: 4.97%
               (c)(i) Sole power to vote or direct the vote: -0-
                 (ii) Shared power to vote or direct the vote: 107,540
                (iii) Sole power to dispose or direct the disposition: -0-
                 (iv) Shared power to dispose or direct the disposition: 107,540

         C.   Jeffrey L. Gendell
               (a) Amount beneficially owned: 128,150
               (b) Percent of class: 5.93%
               (c)(i) Sole power to vote or direct the vote: -0-
                 (ii) Shared power to vote or direct the vote: 128,150
                (iii) Sole power to dispose or direct the disposition: -0-
                 (iv) Shared power to dispose or direct the disposition: 128,150

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.

     TCM, the general partner of TCP, has the power to direct the affairs of
TCP, including decisions respecting the disposition of the proceeds from the
sale of the shares. Mr. Gendell is the managing member of TCM and TOA, and in
that capacity directs its operations. TCO, as the client of TOA, has the power
to direct the receipt of dividends from or the proceeds of sale of such shares.

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.






CUSIP No. 09237E204                 13G/A                Page 8 of 8 Pages
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Item 9.  Notice of Dissolution of Group.

     Not applicable.

Item 10.  Certification.

     Each of the Reporting Persons hereby makes the following certification:

          By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were not acquired and are not held for
the purpose of or with the effect of changing or influencing the control of the
issuer of the securities and were not acquired and are not held in connection
with or as a participant in any transaction having that purpose or effect.

SIGNATURES

After reasonable inquiry and to the best of our knowledge and belief, the
undersigned certify that the information set forth in this statement is true,
complete and correct.


DATED:  February 12, 2010

                                    /S/ Jeffrey L. Gendell
                                    ----------------------------------------
                                    Jeffrey L. Gendell, individually, and as
                                    managing member of
                                    Tontine Overseas Associates, L.L.C., and as
                                    general partner of
                                    Tontine Capital Partners, L.P.