Net Asset Value(s)

INVESCO Asset Management Limited                        

HEADLINE: Net Asset Values

It is announced that at the close of business on 6 December 2006 the unaudited
net asset values per share (AIC basis) of the following investment trust
companies managed by INVESCO Asset Management Limited are:-

                                          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   1255.11       -   1262.81       -
                                      Par                                    
                                            1200.53           1208.23        
                                  Debt at                                    
                               Fair Value                                    
                                                                             
                                 Note 3                                      
                                                                             
                                   

All the above NAVs have been calculated using the fair value (bid) prices for
the underlying investments.

Note:



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

7 December 2006