Stock Based Compensation and Restricted Stock Compensation | (4) Stock Based Compensation and Restricted Stock Compensation For the three and six months ended June 30, 2016, we recognized stock-based compensation expense of $1,385 ,000 ,000 . The following table summarizes stock-based compensation for the three and six months ended June 30, 2016 and 2015: Three months ended June 30, Six months ended June 30, 2016 2015 2016 2015 Research and development $ 314,000 $ 86,000 $ 664,000 $ 104,000 Selling, general and administrative 1,071,000 818,000 2,313,000 1,024,000 Stock-based compensation expense included in operating expense $ 1,385,000 $ 904,000 $ 2,977,000 $ 1,128,000 For the three and six months ended June 30, 2016 we granted 125,000 and 1,440,000 stock options, respectively, and for the three and six months ended June 30, 2015 we granted 1,695,000 and 1,815,000 stock options. For the three and six months ended June 30, 2016, we recognized restricted stock compensation expense of $987 ,000 ,000 . The following table summarizes restricted stock compensation expense for the three and six months ended June 30, 2016 and 2015: Three months ended June 30, Six months ended June 30, 2016 2015 2016 2015 Research and development $ 62,000 $ 75,000 $ 200,000 $ 91,000 Selling, general and administrative 925,000 961,000 2,679,000 977,000 Restricted stock compensation expense included in operating expense $ 987,000 $ 1,036,000 $ 2,879,000 $ 1,068,000 For the three and six months ended June 30, 2016 no shares were granted to directors and employees. For the three and six months ended June 30, 2015 we granted 1,350,000 and 1,360,000 shares, respectively of our common stock to directors and employees. |