XML 45 R30.htm IDEA: XBRL DOCUMENT v3.6.0.2
8. Stock-Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2016
Stock-based Compensation Tables  
Schedule of options granted under employee stock plans
    Shares Available for Grant     Number of Shares Outstanding     Weighted-Average Exercise Price  
                   
Balance as of December 31, 2015     95       980     $ 5.76  
Authorized     655       -       -  
Granted     (721 )     721       2.52  
Forfeited/expired     69       (69 )     4.70  
Balance as of December 31, 2016     98       1,632     $ 4.37  
Schedule of weighted average fair value calculations for options

    Number of Shares      Weighted Average Exercise Price     Remaining Contractual Term (In Years)     Average Intrinsic Value1  
2016                        
Vested and Exercisable     977     $ 5.45       3.28     $ -  
Unvested     655       2.76       8.66       -  
Total     1,632     $ 4.37       5.44     $ -  
                                 
2015                                
Vested and Exercisable     687     $ 6.49       2.32     $ -  
Unvested     293       4.06       5.59       -  
Total     980     $ 5.76       3.30     $ -  

 

———————

(1) Intrinsic value based on the $1.39 and $2.90 closing price of Aemetis stock on December 31, 2016 and 2015 respectively, as reported on the NASDAQ Exchange and Over the Counter Bulletin Board respectively.
Schedule of assumptions for weighted-average fair value calculations for options granted
Description   For the year ended December 31,  
    2016     2015  
Dividend-yield     0 %     0 %
Risk-free interest rate     1.66 %     1.61 %
Expected volatility     77.69 %     76.55 %
Expected life (years)     6.99       5.40  
Market value per share on grant date   $ 2.52     $ 3.69  
Fair value per share on grant date   $ 1.79     $ 2.27