Exhibit 11.1

Redwood Trust, Inc.
Statement Re: Computation of Per Share Earnings

                     
        Three Months   Nine Months
        Ended   Ended
        September 30, 2001   September 30, 2001
       
 
Basic:
               
 
Average common shares outstanding
    10,392,820       9,379,286  
 
   
     
 
   
Total
    10,392,820       9,379,286  
 
   
     
 
 
Net Income
  $ 8,064,694     $ 21,207,893  
 
   
     
 
 
Per Share Amount
  $ 0.78     $ 2.26  
 
   
     
 
Diluted:
               
 
Average common shares outstanding
    10,392,820       9,379,286  
 
Net effect of dilutive stock options outstanding during the period — based on the treasury stock method
    359,242       286,850  
 
   
     
 
   
Total
    10,752,062       9,666,136  
 
   
     
 
 
Net Income
  $ 8,064,694     $ 21,207,893  
 
   
     
 
 
Per Share Amount
  $ 0.75     $ 2.19