Exhibit 11

 

NANOPHASE TECHNOLOGIES CORPORATION

 

STATEMENTS REGARDING COMPUTATION OF LOSS PER SHARE

 

    

Years ended December 31,


 
    

2001


    

2000


    

1999


 

Weighted average common shares outstanding

  

 

13,667,062

 

  

 

13,390,741

 

  

 

12,690,483

 

    


  


  


Net loss

  

$

(5,740,243

)

  

$

(4,518,327

)

  

$

(5,117,067

)

    


  


  


Net loss per common share—basic and diluted

  

$

(0.42

)

  

$

(0.34

)

  

$

(0.40

)