Exhibit 12

Intervest Bancshares Corporation and Subsidiaries

Computation of Ratios
of Earnings to Fixed Charges



|                                                                               |  |                      |  |                                      |  |  |  |              
|------------------------------------------------------------------------------ |  | -------------------- |  | ------------------------------------ |  |  |  | -------------
|                                                                               |  |                      |  | For the Year Ended December 31, 2009
|                                                                               |  | Intervest Bancshares |  | Intervest Bancshares                
|                                                                               |  |                      |  | Corporation                          |  |  |  | Corporation  
|($ in thousands)                                                               |  |                      |  | Consolidated                         |  |  |  | (stand alone)
|Earnings before income taxes (1)                                               |  |                      |  | $  4,946                             |  |  |  | $1,170       
|Fixed charges, excluding interest on deposits (2)                              |  |                      |  | 7,104                                |  |  |  | 4,345        
|Earnings before income taxes and fixed charges, excluding interest on deposits |  |                      |  | 12,050                               |  |  |  | 5,515        
|Interest on deposits                                                           |  |                      |  | 75,528                               |  |  |  | -            
|Earnings before income taxes and fixed charges, including interest on
deposits |  |                      |  | $87,578                              |  |  |  | $5,515       
|                                                                               |  |                      |  |                                     
|Earnings to fixed charges ratios:                                              |  |                      |  |                                      |  |  |  |              
|Excluding interest on deposits                                                 |  |                      |  | 1.70 x                               |  |  |  | 1.27 x       
|Including interest on deposits                                                 |  |                      |  | 1.06 x                               |  |  |  | 1.27 x       



|                                                                               |  |                      |  |                                      |  |  |  |              
|------------------------------------------------------------------------------ |  | -------------------- |  | ------------------------------------ |  |  |  | -------------
|                                                                               |  |                      |  | For the Year Ended December 31, 2008
|                                                                               |  | Intervest Bancshares |  | Intervest Bancshares                
|                                                                               |  |                      |  | Corporation                          |  |  |  | Corporation  
|($ in thousands)                                                               |  |                      |  | Consolidated                         |  |  |  | (stand alone)
|Earnings before income taxes (1)                                               |  |                      |  | $  13,157                            |  |  |  | $   138      
|Fixed charges, excluding interest on deposits (2)                              |  |                      |  | 9,740                                |  |  |  | 3,537        
|Earnings before income taxes and fixed charges, excluding interest on deposits |  |                      |  | 22,897                               |  |  |  | 3,675        
|Interest on deposits                                                           |  |                      |  | 80,636                               |  |  |  | -            
|Earnings before income taxes and fixed charges, including interest on
deposits |  |                      |  | $103,533                             |  |  |  | $3,675       
|                                                                               |  |                      |  |                                     
|Earnings to fixed charges ratios:                                              |  |                      |  |                                      |  |  |  |              
|Excluding interest on deposits                                                 |  |                      |  | 2.35 x                               |  |  |  | 1.04 x       
|Including interest on deposits                                                 |  |                      |  | 1.15 x                               |  |  |  | 1.04 x       



|                                                                               |  |                      |  |                                      |  |  |  |              
|------------------------------------------------------------------------------ |  | -------------------- |  | ------------------------------------ |  |  |  | -------------
|                                                                               |  |                      |  | For the Year Ended December 31, 2007
|                                                                               |  | Intervest Bancshares |  | Intervest Bancshares                
|                                                                               |  |                      |  | Corporation                          |  |  |  | Corporation  
|($ in thousands)                                                               |  |                      |  | Consolidated                         |  |  |  | (stand alone)
|Earnings before income taxes (1)                                               |  |                      |  | $  34,452                            |  |  |  | $   292      
|Fixed charges, excluding interest on deposits (2)                              |  |                      |  | 11,106                               |  |  |  | 3,647        
|Earnings before income taxes and fixed charges, excluding interest on deposits |  |                      |  | 45,558                               |  |  |  | 3,939        
|Interest on deposits                                                           |  |                      |  | 78,547                               |  |  |  | -            
|Earnings before income taxes and fixed charges, including interest on
deposits |  |                      |  | $124,105                             |  |  |  | $3,939       
|                                                                               |  |                      |  |                                     
|Earnings to fixed charges ratios:                                              |  |                      |  |                                      |  |  |  |              
|Excluding interest on deposits                                                 |  |                      |  | 4.10 x                               |  |  |  | 1.08 x       
|Including interest on deposits                                                 |  |                      |  | 1.38 x                               |  |  |  | 1.08 x       



|(1) | IBCs stand alone earnings before income taxes includes dividends received from Intervest National Bank, its wholly-owned subsidiary, for
purposes of this calculation as follows: $3,933,000 in 2009, $3,507,000 in 2008 and $3,540,000 in 2007.
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|(2) | Fixed charges for purposes of this calculation represent the aggregate of interest expense on debentures and other short-term borrowings,
amortization of debenture offering costs and preferred stock dividend requirements, which are comprised of preferred stock dividends and related preferred stock discount amortization.
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