Net Asset Value(s)

HEADLINE: Net Asset Values

It is announced that at the close of business on 28 February 2007, 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     Debt at Par   1265.68       -   1279.39       -
plc                                                                          
                             Debt at Fair   1213.40           1227.10        
                                    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.


1 March 2007


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