. the stock plans provide that one restricted share is equivalent to 1.7 stock options . at december 31 , 2009 , there were 12818855 shares reserved for stock award plans , including 4797304 shares of common stock available for future grants assuming all stock options or 2821944 shares available for future grants assuming all restricted shares . stock options stock options are granted with an exercise price equal to the average market value of the underlying common stock on the date of grant