2.2.0.25falsefalse0211 - Disclosure - Stock-based Compensation Planstruefalsefalse1falsefalseUSDfalsefalse1/1/2010 - 12/31/2010 USD ($) USD ($) / shares $Jan-01-2010_Dec-31-2010http://www.sec.gov/CIK0001107332duration2010-01-01T00:00:002010-12-31T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0USDEPSDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$2true0us-gaap_ShareBasedCompensationAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseStock-based Compensation Plans [Abstract]3false0us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlockus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00  <div style="margin-left: 0%"> <div style="margin-top: 12pt; font-size: 1pt">  </div> <table width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent; text-align: left"> <tr> <td width="5%"></td> <td width="95%"></td> </tr> <tr valign="top"> <td> <b><font style="font-family: 'Times New Roman', Times">11.  </font></b> </td> <td> <b><font style="font-family: 'Times New Roman', Times">STOCK-BASED COMPENSATION PLANS</font></b> </td> </tr> </table> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> We maintain two stock-based incentive plans under which we may grant non-qualified stock options, incentive stock options, restricted stock, restricted stock units or stock appreciation rights to employees, non-employee directors and consultants. We also have an Employee Stock Purchase Plan (the “ESPP”). </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> We recognize compensation expense for our stock-based payment awards on the accelerated method over the requisite service period of the entire award, unless the awards are subject to other conditions, in which case we recognize compensation expense over the requisite service period of each separate vesting tranche. We determine the grant-date fair value of our stock-based payment awards using the BSM option pricing model. </div>  </div>   <div style="margin-left: 0%">  <div align="center" style="margin-left: 0%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b> <font style="font-family: 'Times New Roman', Times"> </font> </b> </div> <div style="margin-top: 0pt; font-size: 1pt"> </div> <div align="center" style="margin-left: 0%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b> <font style="font-family: 'Times New Roman', Times"> </font> </b> </div>  <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> We recorded stock-based compensation expense in the consolidated statements of operations for 2010, 2009 and 2008 as follows: </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <table border="0" width="100%" align="center" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent; text-align: left">  <tr style="font-size: 1pt" valign="bottom"> <td width="78%"> </td> <td width="2%"> </td> <td width="1%" align="right"> </td> <td width="3%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="3%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="2%" align="right"> </td> <td width="1%" align="left"> </td> </tr>   <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="10" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Year Ended December 31,</b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2010</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2009</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2008</b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="10" align="center" valign="bottom"> <b>(In millions)</b> </td> <td>   </td> </tr> <tr style="line-height: 3pt; font-size: 1pt"> <td>  </td> </tr>  <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Cost of revenue </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 1.5 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> — </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> — </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Research and development </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 8.4 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 8.2 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 2.9 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Selling, general and administrative </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 30.4 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 9.0 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 3.0 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> </tr> <tr valign="bottom"> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 40.3 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 17.2 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 5.9 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> </tr> </table> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> Total stock-based compensation expense recognized in the consolidated statement of operations for 2010, 2009 and 2008 increased our net loss per share by $0.29, $0.16 and $0.06, respectively. As we use a full valuation allowance with respect to deferred taxes, there is no impact on deferred taxes. In each of the years ended December 31, 2010, 2009 and 2008, the tax deductions related to stock compensation expense were not recognized because of the availability of net operating losses, and therefore no such financing cash flows were reported. </div> <div style="margin-top: 12pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 2%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b><i><font style="font-family: 'Times New Roman', Times">Employee Stock Purchase Plan</font></i></b> </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> We determine the fair value of awards under our ESPP using the BSM option pricing model. Each year, the number of shares reserved for issuance under the ESPP is automatically increased by the lesser of (i) 1% of the total number of fully diluted shares of our common stock then outstanding, including convertible securities, (ii) 400,000 shares, or (iii) a number determined by our Board of Directors. On January 1, 2011, the number of shares reserved for future issuance under the ESPP was automatically increased by an additional 400,000 shares, to an aggregate of 1,947,729 shares. </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> In 2010, 2009 and 2008, 636,369, 386,125 and 204,731 shares, respectively, were issued under the ESPP at an average price of $6.93, $4.14 and $3.52, respectively. </div> <div style="margin-top: 12pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 2%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b><i><font style="font-family: 'Times New Roman', Times">Equity Compensation Plans</font></i></b> </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> The 2000 Equity Incentive Plan (the “2000 Plan”) expired in February 2010. The options granted under the 2000 Plan could be either incentive stock options or nonqualified stock options. Options granted under the 2000 Plan expire no later than 10 years from the date of grant. The option price must have been at least 100% of the fair value on the date of grant for incentive stock options, and no less than 85% of the fair value on the date of grant for nonqualified stock options. The options generally become exercisable in increments over a period of four years from the date of grant, with the first increment vesting after one year. Options could be granted with different vesting terms. </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> The 2002 Broad Based Equity Incentive Plan (the “2002 Plan”) will expire in February 2012. The 2002 Plan provides for the award of options, stock bonuses, and rights to acquire restricted stock. A total of 1,500,000 shares of common stock have been authorized and reserved for issuance under the 2002 Plan. The stock options granted under the 2002 Plan are nonqualified options and expire no later than 10 years from the date of the grant. The exercise price for each option must not be less than 85% of the fair market value of the common stock on the date of the grant. Employees, officers, members of our Board of Directors and consultants are eligible to receive awards under the 2002 Plan. No more than 49% of the number of shares underlying options granted under the 2002 Plan may be awarded to directors and senior officers of Dendreon. The Compensation Committee of the Board of Directors determines the terms of each option, including the number of shares, the option price, the term of the option, the vesting period and the purchase price. </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> The 2009 Equity Incentive Plan (the “2009 Plan”) will expire in 2019. A total of 13,200,000 shares of common stock have been reserved for issuance under the 2009 Plan. The 2009 Plan authorizes our Board of Directors to provide equity-based compensation in the form of incentive or nonqualified stock options, stock appreciation rights, restricted stock, restricted stock units, and other stock-based awards. Any common stock shares that are subject to option rights or stock appreciation rights are counted against this limit as one common share for every one common share subject to such option awards or stock appreciation rights and any common stock shares that are subject to awards other than option awards or stock appreciation rights are counted against this limit as 1.37 common shares for every one common share subject to such other awards. Shares issued under the 2009 Plan may be shares of original issuance or treasury shares or a combination of both. Options granted under the 2009 Plan expire no later than 10 years from the date of grant. The option price must be at least 100% of the fair value on the date of grant. The options generally become exercisable in increments over a period of four years from the date of grant, with the first increment vesting after one year. Options may be granted with different vesting terms. </div> <div style="margin-top: 12pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 2%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b><i><font style="font-family: 'Times New Roman', Times">Stock Options and Employee Stock Purchases</font></i></b> </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> The fair value of stock-based awards was estimated at the date of grant using the BSM option pricing model with the following weighted average assumptions for the years ended December 31: </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <table border="0" width="100%" align="center" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent; text-align: left">  <tr style="font-size: 1pt" valign="bottom"> <td width="52%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="7%"> </td> </tr>   <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="5" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Employee Stock Options</b> </td> <td>   </td> <td colspan="5" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Employee Stock Purchase Plan</b> </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2010</b> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2009</b> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2008</b> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2010</b> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2009</b> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2008</b> </td> </tr> <tr style="line-height: 3pt; font-size: 1pt"> <td>  </td> </tr>  <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Weighted average estimated fair value </div> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> $21.72 </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> $17.90 </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> $4.34 </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> $17.36 </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> $12.47 </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> $1.36 </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> <b>Weighted Average Assumptions</b> </div> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Dividend yield(A) </div> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.0% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.0% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.0% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.0% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.0% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.0% </td> </tr> <tr valign="bottom"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Expected volatility(B) </div> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 77% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 94% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 91% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 100% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 157% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 58% </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Risk-free interest rate(C) </div> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 1.7% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 2.0% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 2.5% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.3% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.6% </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 1.5% </td> </tr> <tr valign="bottom"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Expected term(D) </div> </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 4.4 years </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 4.4 years </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 4.5 years </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.6 years </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 1.2 years </td> <td>   </td> <td nowrap="nowrap" align="center" valign="bottom"> 0.5 years </td> </tr> </table> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div style="font-size: 1pt; margin-left: 0%; width: 13%; align: left; border-bottom: 1pt solid #000000"> </div> <div style="margin-top: 3pt; font-size: 1pt">  </div> <table width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent; text-align: left"> <tr> <td width="3%"></td> <td width="1%"></td> <td width="96%"></td> </tr> <tr> <td valign="top"> (A) </td> <td></td> <td valign="bottom"> We have not paid dividends in the past and do not plan to pay dividends in the near future.</td> </tr> <tr style="line-height: 3pt; font-size: 1pt"> <td> </td> </tr> <tr> <td valign="top"> (B) </td> <td></td> <td valign="bottom"> The expected stock price volatility is based on the weighted average of the historical volatility of our stock and the volatilities of certain peer companies.</td> </tr> <tr style="line-height: 3pt; font-size: 1pt"> <td> </td> </tr> <tr> <td valign="top"> (C) </td> <td></td> <td valign="bottom"> The risk-free interest rate is based on the implied yield available on U.S. Treasury zero-coupon issues with a term equal to the expected life of the award on the date of grant.</td> </tr> <tr style="line-height: 3pt; font-size: 1pt"> <td> </td> </tr> <tr> <td valign="top"> (D) </td> <td></td> <td valign="bottom"> The expected term of the options for 2010 represents the estimated period of time until exercise and is based on the weighted average of our historical experience with similar awards, giving consideration to the contractual terms, vesting schedules and expectations of future employee behavior, and the expected terms of certain peer companies. The expected term of the options for 2009 and 2008 represents the estimated period of time until exercise and is based on the weighted average of our historical experience with similar awards, giving consideration to the contractual terms, vesting schedules and expectations of future employee behavior. The expected term of awards under the ESPP represents the weighted average purchase period of each offering.</td> </tr> </table>  </div>   <div style="margin-left: 0%">  <div align="center" style="margin-left: 0%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b> <font style="font-family: 'Times New Roman', Times"> </font> </b> </div> <div style="margin-top: 0pt; font-size: 1pt"> </div> <div align="center" style="margin-left: 0%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b> <font style="font-family: 'Times New Roman', Times"> </font> </b> </div> <div style="margin-top: 0pt; font-size: 1pt"> </div>  <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> The following table summarizes our stock option activity during the years ended December 31: </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <table border="0" width="100%" align="center" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent; text-align: left">  <tr style="font-size: 1pt" valign="bottom"> <td width="36%"> </td> <td width="2%"> </td> <td width="1%" align="right"> </td> <td width="7%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="5%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="7%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="5%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="6%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="5%" align="right"> </td> <td width="1%" align="left"> </td> </tr>   <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="6" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2010</b> </td> <td>   </td> <td>   </td> <td colspan="6" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2009</b> </td> <td>   </td> <td>   </td> <td colspan="6" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2008</b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Weighted<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Weighted<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Weighted<br /> </b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Shares<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Average<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Shares<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Average<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Shares<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Average<br /> </b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Under<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Exercise<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Under<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Exercise<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Under<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Exercise<br /> </b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Option</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Price</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Option</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Price</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Option</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Price</b> </td> <td>   </td> </tr> <tr style="line-height: 3pt; font-size: 1pt"> <td>  </td> </tr>  <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Outstanding at January 1 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 3,274,615 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 11.73 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 4,877,268 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 6.99 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 5,223,439 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.10 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Granted </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 1,070,635 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 36.85 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 831,500 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 26.27 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 376,564 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 6.39 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Exercised </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (1,596,258 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.65 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (2,229,953 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.18 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (131,133 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 4.37 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Forfeited and expired </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (76,020 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 27.43 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (204,200 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.55 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (591,602 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 8.14 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Outstanding at December 31 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 2,672,972 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 23.78 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 3,274,615 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 11.73 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 4,877,268 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 6.99 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Options exercisable at December 31 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 972,396 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 14.33 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 1,929,911 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.75 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 3,617,543 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.58 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Shares available for future grant </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 9,752,127 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom">   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 12,630,046 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom">   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 703,297 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom">   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> </tr> </table> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> The aggregate intrinsic value of options outstanding and exercisable as of December 31, 2010 was $33.5 million and $20.8 million, respectively. The weighted-average remaining contractual term for options exercisable was 6.3 years as of December 31, 2010. The total intrinsic value of options exercised during the years ended December 31, 2010, 2009, and 2008 was $62.4 million, $36.2 million and $229,000, respectively. The total fair value of the options vested during 2010, 2009 and 2008 was $5.4 million, $2.8 million and $2.6 million, respectively. </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> As of December 31, 2010, we had approximately $18.6 million of unrecognized compensation expense related to our unvested options. We expect to recognize this compensation expense over a weighted average period of approximately 1.5 years. </div> <div style="margin-top: 12pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 2%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b><i><font style="font-family: 'Times New Roman', Times">Restricted Stock Awards</font></i></b> </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> Restricted stock awards granted generally vest over a four-year period; however, in 2006 and 2007 we granted restricted stock awards with certain performance conditions to all employees. The restricted stock awards granted in 2006 and 2007 with remaining performance conditions all vested upon marketing approval for PROVENGE by the FDA on April 29, 2010. In addition, in December 2010 we granted restricted stock awards with certain performance conditions to certain executive officers. At each reporting date, we are required to evaluate whether achievement of the performance condition is probable. Compensation expense is recorded based upon our assessment of accomplishing each performance provision over the appropriate service period. For the year ended December 31, 2010, no expense was recognized related to these awards. </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> The following table summarizes our restricted stock award activity during the years ended December 31: </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <table border="0" width="100%" align="center" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent; text-align: left">  <tr style="font-size: 1pt" valign="bottom"> <td width="34%"> </td> <td width="2%"> </td> <td width="1%" align="right"> </td> <td width="7%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="6%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="6%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="6%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="6%" align="right"> </td> <td width="1%" align="left"> </td> <td width="3%"> </td> <td width="1%" align="right"> </td> <td width="6%" align="right"> </td> <td width="1%" align="left"> </td> </tr>   <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="6" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2010</b> </td> <td>   </td> <td>   </td> <td colspan="6" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2009</b> </td> <td>   </td> <td>   </td> <td colspan="6" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>2008</b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Weighted<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Weighted<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Weighted<br /> </b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Average<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Average<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Average<br /> </b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Stock<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Grant Date<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Stock<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Grant Date<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Stock<br /> </b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Grant Date<br /> </b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Awards</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Fair Value</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Awards</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Fair Value</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Awards</b> </td> <td>   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>Fair Value</b> </td> <td>   </td> </tr> <tr style="line-height: 3pt; font-size: 1pt"> <td>  </td> </tr>  <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Outstanding at January 1 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 2,360,138 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.71 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 1,462,936 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 6.13 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 1,449,687 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 5.96 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Granted </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 1,423,019 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 34.38 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 1,521,147 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 8.50 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 554,138 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 6.33 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Vested </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (1,456,775 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 8.49 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (498,749 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 5.97 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (386,759 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 5.68 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Forfeited and expired </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (112,122 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 17.26 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (125,196 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 5.84 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (154,130 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.06 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Outstanding at December 31 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 2,214,260 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 23.85 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 2,360,138 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 7.71 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 1,462,936 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom"> $ </td> <td nowrap="nowrap" align="right" valign="bottom"> 6.13 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> <td>   </td> </tr> </table> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> </div>  </div>   <div style="margin-left: 0%">  <div align="center" style="margin-left: 0%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b> <font style="font-family: 'Times New Roman', Times"> </font> </b> </div> <div style="margin-top: 0pt; font-size: 1pt"> </div> <div align="center" style="margin-left: 0%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b> <font style="font-family: 'Times New Roman', Times"> </font> </b> </div>  <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> As of December 31, 2010 we had approximately $29.4 million in total unrecognized compensation expense related to our restricted stock awards, of which $25.1 million was related to restricted stock awards with service conditions which will be recognized over a weighted average period of approximately 1.3 years and $4.3 million was related to restricted stock awards with performance conditions which will be recognized over the required service period when the condition becomes probable. </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> As of December 31, 2010, equity based awards (including stock option and stock awards) available for future issuances are as follows: </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <table border="0" width="100%" align="center" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent; text-align: left">  <tr style="font-size: 1pt" valign="bottom"> <td width="88%"> </td> <td width="2%"> </td> <td width="1%" align="right"> </td> <td width="8%" align="right"> </td> <td width="1%" align="left"> </td> </tr>   <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Awards<br /> </b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom"> <b>Available<br /> </b> </td> <td>   </td> </tr> <tr style="font-size: 8pt" valign="bottom" align="center"> <td nowrap="nowrap" align="center" valign="bottom">   </td> <td>   </td> <td colspan="2" nowrap="nowrap" align="center" valign="bottom" style="border-bottom: 1px solid #000000"> <b>for Grant</b> </td> <td>   </td> </tr> <tr style="line-height: 3pt; font-size: 1pt"> <td>  </td> </tr>  <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Balance at January 1, 2008 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 138,267 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Additional shares reserved </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 750,000 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Granted </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (930,702 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Forfeited and expired </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 745,732 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Balance at December 31, 2008 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 703,297 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Additional shares reserved (includes 13,200,000 for the 2009 Plan) </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 13,950,000 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Granted </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (2,352,647 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Forfeited and expired </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 329,396 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Balance at December 31, 2009 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 12,630,046 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Additional shares reserved </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> — </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td nowrap="nowrap" align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Granted </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> (3,004,528 </td> <td nowrap="nowrap" align="left" valign="bottom"> ) </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 20pt"> Forfeited and expired </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 126,609 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Balance at December 31, 2010 </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 9,752,127 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> </tr> </table> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> </div> <div style="margin-top: 12pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 2%; margin-right: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent"> <b><i><font style="font-family: 'Times New Roman', Times">Common Stock Reserved</font></i></b> </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 4%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> As of December 31, 2010, shares of our common stock were reserved for issuance as follows: </div> <div style="margin-top: 6pt; font-size: 1pt">  </div> <table border="0" width="100%" align="center" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent; text-align: left">  <tr style="font-size: 1pt" valign="bottom"> <td width="88%"> </td> <td width="2%"> </td> <td width="1%" align="right"> </td> <td width="8%" align="right"> </td> <td width="1%" align="left"> </td> </tr>    <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Convertible senior subordinated notes </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 2,692,765 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Outstanding common stock options </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 2,672,972 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Employee stock purchase plan </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 1,547,729 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Common stock awards </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 2,214,260 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td align="left" valign="bottom"> <div style="text-indent: -10pt; margin-left: 10pt"> Available for future grant under equity plans </div> </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 9,752,127 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 1px solid #000000">   </td> <td style="border-top: 1px solid #000000">   </td> <td>   </td> </tr> <tr valign="bottom"> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td>   </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> <td nowrap="nowrap" align="right" valign="bottom"> 18,879,853 </td> <td nowrap="nowrap" align="left" valign="bottom">   </td> </tr> <tr valign="bottom" style="font-size: 1pt"> <td>   </td> <td>   </td> <td style="border-top: 3px double #000000">   </td> <td style="border-top: 3px double #000000">   </td> <td>   </td> </tr> </table> <div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: 'Times New Roman', Times; color: #000000; background: transparent"> </div> </div>  <!-- Begin Block Tagged NotefalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringDisclosure of compensation-related costs for share-based compensation which may include disclosure of policies, compensation plan details, allocation of stock compensation, incentive distributions, share-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64, 65, A240 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 93-6 -Paragraph 53 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 falsefalseSTOCK-BASED COMPENSATION PLANS12Stock-based Compensation PlansUnKnownUnKnownUnKnownUnKnownfalsetrue