Holding(s) in Company

TR-1 (i) NOTIFICATION OF MAJOR INTERESTS IN SHARES               

1. Identity of the issuer or the underlying issuer of  Keystone Investment     
existing shares to which voting rights are attached    Trust plc               
(ii):                                                                          

2. Reason for the notification                                                 
                                                                               
An acquisition or disposal of voting rights                       x            
                                                                               
An acquisition or disposal of financial instruments                            
which may result in the acquisition of shares already                          
issued to which voting rights are attached                                     
                                                                               
An event changing the breakdown of voting rights                               
                                                                               
Other (please specify):                                                        

3.Full name of person(s) subject to the notification   Investec Wealth &       
obligation (iii):                                      Investment Limited      
                                                                               
4.Full name of shareholder(s) (if different from 3.)   N/A                     
(iv):                                                                          
                                                                               
5.Date of the transaction (and date on which the       31 October 2013         
threshold is                                                                   
                                                                               
crossed or reached if different) (v):                                          
                                                                               
6.Date on which issuer notified:                       1 November 2013         
                                                                               
7.Threshold(s) that is/are crossed or reached:         From 14% to 13%         
                                                                               
8.Notified details:                                                            

A: Voting rights attached to shares

Class/type of  Situation previous    Resulting situation after the triggering  
shares if       to the triggering               transaction (vii)              
possible using  transaction (vi)                                               
the ISIN CODE                                                                  
                                                                               
               Number of Number of  Number  Number of voting     % of voting   
                Shares    Voting      of         rights            rights      
                          Rights    shares                                     
                          (viii)                  (ix)                         
                                                                               
                                            Direct  Indirect   Direct  Indirect
                                              (x)      (x)                     
                                                                               
Ordinary       1,901,656 1,901,656                  1,881,184           13.92% 
shares                                                                         
                                                                               
GB0004912068                                                                   

B: Financial Instruments

Resulting situation after the triggering transaction (xii)

Type of        Expiration  Exercise/Conversion    Number of voting      % of   
financial     date (xiii)   Period/Date (xiv)    rights that may be    voting  
instrument                                        acquired if the      rights  
                                                   instrument is               
                                                exercised/converted            
                                                                               

Total (A+B)                                                                    
                                                                               
Number of voting rights                 % of voting rights                     
                                                                               
1,881,184                               13.92%                                 

9.Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable (xv):

Client holdings registered in the name of Nominee companies 100% owned by      
Investec Wealth & Investment Limited.                                          

Proxy Voting:

10.Name of the proxy holder:                       N/A                         
                                                                               
11.Number of voting rights proxy holder will cease N/A                         
to hold:                                                                       
                                                                               
12.Date on which proxy holder will cease to hold   N/A                         
voting rights:                                                                 
                                                                               
13.Additional information:                         Notification using total    
                                                   voting rights of 13,518,799.
                                                                               
14.Contact name:                                   Paul Griggs                 
                                                                               
                                                   Invesco Asset Management    
                                                   Limited.                    
                                                                               
15.Contact telephone number:                       0207 065 4517