Holding(s) in Company

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

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

RIGHTMOVE PLC

2. Reason for the notification                                     State       
                                                                  Yes/No       
                                                                               
An acquisition or disposal of voting rights                         Yes        
                                                                               
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          1. Lone Pine    
obligation (iii):                                              Capital LLC.    
                                                                               
                                                            2. Stephen F.      
                                                            Mandel Jr.         
                                                                               
4. Full name of shareholder(s) (if different from 3.) (iv): Morgan Stanley &   
                                                            Co. (Nominees)     
                                                                               
5. Date of the transaction (and date on which the threshold   3 December 2009  
is crossed                                                                     
or reached if different) (v):                                                  
                                                                               
6. Date on which issuer notified:                             7 December 2009  
                                                                               
7. Threshold(s) that is/are crossed or reached:                  Above 5%      
                                                                               
8. Notified details:                                                           

A: Voting rights attached to shares

 Class/type of       Situation                   Resulting situation             
    shares        previous to the               after the triggering             
  if possible       Triggering                    transaction (vii)              
using the ISIN   transaction (vi)                                                
     CODE                                                                        
                                                                                 
                 Number    Number    Number   Number of voting     % of voting   
                   of        of        of        rights (ix)         rights      
                 Shares    Voting    shares                                      
                           Rights                                                
                           (viii)                                                
                                                                                 
                                     Direct   Direct  Indirect   Direct  Indirect
                                                (x)     (xi)                     
                                                                                 
 GBOOB2987V85   5,861,376 5,861,376 6,625,149         6,625,149           5.66%  

B: Financial Instruments

Resulting situation after the triggering transaction (xii)

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

Total (A+B)                                                                    
                                                                               
Number of voting rights             % of voting rights                         
                                                                               
6,625,149                           5.66%                                      

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

Lone Pine Capital LLC is the investment manager to several funds which         
indirectly hold shares in the issuer. Stephen F. Mandel Jr. is the Managing    
Member of Lone Pine Capital LLC and in such capacity is able to direct its     
operations.                                                                    

Proxy Voting:


10. Name of the proxy holder:                                                  
                                                                               
11. Number of voting rights proxy holder will cease                            
to hold:                                                                       
                                                                               
12. Date on which proxy holder will cease to hold                              
voting rights:                                                                 
                                                                               

13. Additional information:                                                    
                                                                               
14. Contact name:                                                              
                                                                               
Liz Taylor                                                                     
                                                                               
15. Contact telephone number:                                                  
                                                                               
0207 087 0700