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                                    
                                                                               
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): Company share buyback                          Yes     

3. Full name of person(s) subject to the notification obligation    Caledonia  
(iii):                                                              (Private)  
                                                                   Investments 
                                                                  Pty Limited &
                                                                       its     
                                                                   Associates  
                                                                               
4. Full name of shareholder(s) (if different from 3.) (iv):                    
                                                                               
5. Date of the transaction (and date on which the threshold is     15 December 
crossed                                                               2009     
or reached if different) (v):                                                  
                                                                               
6. Date on which issuer notified:                                  18 December 
                                                                      2009     
                                                                               
7. Threshold(s) that is/are crossed or reached:                        6%      
                                                                               
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)                  
                                                                                
 Ord 1p shares  6,018,582 6,018,582 7,016,588 7,016,588          6.02%          
                                                                                
 GBOOB2987V85                                                                   

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                     
                                                                               
7,016,588                               6.02%                                  

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



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:                                                              
                                                                               
Esme Pugh                                                                      
                                                                               
15. Contact telephone number:                                                  
                                                                               
01908 308 624