Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi                                

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

2 Reason for the notification (please tick the appropriate box or boxes):      

An acquisition or disposal of voting rights                              Yes   
                                                                               
An acquisition or disposal of qualifying financial instruments which           
may result in the acquisition of shares already issued to which voting         
rights are attached                                                            
                                                                               
An acquisition or disposal of instruments with similar economic effect         
to qualifying financial instruments                                            
                                                                               
An event changing the breakdown of voting rights                               
                                                                               
Other (please                                                                  
specify):                                                                      

3. Full name of person(s) subject to            Baillie Gifford & Co           
the notification obligation: iii                                               
                                                                               
4. Full name of shareholder(s) (if                                             
different from 3.):iv                                                          
                                                                               
5. Date of the transaction and date               3 September 2010             
on which the threshold is crossed or                                           
reached: v                                                                     
                                                                               
6. Date on which issuer notified:                 6 September 2010             
                                                                               
7. Threshold(s) that is/are crossed                      5%                    
or reached: vi, vii                                                            

8. Notified details:
A: Voting rights attached to shares viii, ix

Class/type of Situation previous            Resulting situation after           
shares         to the triggering                  the triggering                
                  transaction                      transaction                  
                                                                                
if possible    Number    Number    Number       Number of         % of voting   
using            of        of     of shares       voting           rights x     
the ISIN CODE  Shares    Voting                   rights                        
                         Rights                                                 
                                                                                
                                   Direct    Direct  Indirect   Direct  Indirect
                                               xi       xii                     
                                                                                
Ordinary      Below 5%  Below 5%  5,873,614          5,873,614            5.14  
Share                                                                           
                                                                                
GB00B2987V85                                                                    
                                                                                
B: Qualifying Financial Instruments                                             
                                                                                
Resulting situation after the triggering transaction                            
                                                                                
Type of financial Expiration     Exercise/       Number of voting   % of voting 
   instrument     date xiii  Conversion Period  rights that may be    rights    
                                    xiv          acquired if the                
                                                  instrument is                 
                                                    exercised/                  
                                                    converted.                  
                                                                                
       N/A                                                                      

C: Financial Instruments with similar economic effect to Qualifying Financial   
Instruments xv, xvi                                                             
                                                                                
Resulting situation after the triggering transaction                            
                                                                                
   Type of     Exercise Expiration Exercise/  Number of voting    % of voting   
  financial     price   date xvii  Conversion rights instrument  rights xix, xx 
  instrument                         period       refers to                     
                                     xviii                                      
                                                                                
                                                                Nominal   Delta 
                                                                                

Total (A+B+C)                                                                  
                                                                               
        Number of voting rights               Percentage of voting rights      
                                                                               
               5,873,614                                 5.14                  

9. Chain of controlled undertakings through which the voting rights and/or the 
financial instruments are effectively held, if applicable: xxi                 
                                                                               
In the narrative below, the figures in [ ] indicate the amount of voting rights
and the percentage held by each controlled undertaking where relevant.         
                                                                               
Baillie Gifford & Co, a discretionary investment manager, is the parent        
undertaking of an investment management group.                                 
                                                                               
Its wholly-owned subsidiary undertaking Baillie Gifford Overseas Limited       
[653,811; 0.57%] is also a discretionary investment manager.                   
                                                                               
Its wholly-owned subsidiary undertaking Baillie Gifford & Co Limited           
[1,371,269; 1.20%] is an OEIC Authorised Corporate Director and Unit Trust     
Manager which has delegated its discretionary investment management role to    
Baillie Gifford & Co.                                                          
                                                                               
Its wholly-owned subsidiary undertaking Baillie Gifford Life Limited [960,028; 
0.84%] is a life assurance company which procures discretionary investment     
management services from Baillie Gifford & Co in respect of its own account    
shareholdings.                                                                 

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

13. Additional information:                                                    
                                                                               
14. Contact name:                                    Robyn Perriss             
                                                                               
15. Contact telephone number:                        01908 305 542