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                                  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

       Date of Report (Date of Earliest Event Reported): September 9, 2005

                        INTERVEST BANCSHARES CORPORATION
               (Exact Name of Registrant as Specified in Charter)

              Delaware                000-23377             13-3699013
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    (State or other jurisdiction     (Commission          (IRS Employer
          of incorporation)          File Number)     Identification Number)


       One Rockefeller Plaza, Suite 400 New York, New York     10020-2002
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              (Address of Principal Executive Offices)         (Zip Code)


       Registrant's Telephone Number Including Area Code:  (212) 218-2800
                                                           --------------


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 (see General Instruction A.2. below):

     [_]  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))

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SECTION  8  -  OTHER  EVENTS

ITEM  8.01  -  OTHER  EVENTS

As  was  previously announced, Intervest Bancshares Corporation (the "Company"),
on  August 16, 2005, closed its public offering of 1,250,000 shares of its Class
A  Common  Stock,  resulting in net proceeds (after underwriting commissions and
expenses)  of  approximately  $23  million.  On  September  9,  2005,  Intervest
Bancshares Corporation issued an additional 186,468 shares of its Class A Common
Stock  in  connection  with  the  exercise  by  the Underwriters of an option to
purchase  additional  shares to cover over-allotments. This issuance resulted in
additional  net  proceeds  to  the  Company  of  approximately  $3.5  million.

                                   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  thereunto  duly  authorized.

                                      INTERVEST BANCSHARES CORPORATION


Date:  September 12, 2005             By: /s/ Jerome Dansker
                                          --------------------------------------
                                          JEROME DANSKER,
                                          CHAIRMAN AND CHIEF EXECUTIVE OFFICER
                                          (Principal Executive Officer)


Date:  September 12, 2005             By: /s/ Lowell S. Dansker
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                                          LOWELL S. DANSKER,
                                          VICE CHAIRMAN, PRESIDENT AND TREASURER
                                          (Principal Financial Officer)