Net Asset Value(s)

INVESCO Asset Management Limited                        

HEADLINE: Net Asset Value

It is announced that at the close of business 21 December 2005, the unaudited
net asset value per share (AITC basis) of the following investment trust
company managed by INVESCO Asset Management Limited is:-

                                            NAVs with Debt at Par & Fair Value 
                                                                               
Company                                     Undiluted Diluted Undiluted Diluted
                                                                               
                                              Capital Capital       Cum     Cum
                                                                               
                                                                 Income  Income
                                                                               
                                              (pence) (pence)   (pence) (pence)
                                                                               
                       
Keystone Investment Trust plc   Debt at Par   1130.59       -   1136.95       -
Note 3                                                                         
                               Debt at Fair   1070.39           1076.75        
                                      Value                                    
                                                                               

Note:


3. The NAVs above include a provision for performance fee, where applicable.



22 December 2005