Three Months Ended March 31,

2013

2012

Numerator for EPS:

Net income

$

11,959

$

9,873

Less: Preferred stock dividends

(5

)

(254

)

Income available to common stockholders

$

11,954

$

9,619

Denominator for EPS:

Weighted average common shares outstanding

39,917

39,388

Plus: Assumed conversion of stock-based compensation (1)

793

668

Assumed conversion of preferred stock

489

488

Weighted average diluted common shares outstanding

41,199

40,544

Basic earnings per common share

$

0.30

$

0.24

Diluted earnings per common share

$

0.29

$

0.24