Holding(s) in Company

For filings with the FSA include the annex                                              
                                                                                        
For filings with issuer exclude the annex                                               
                                                                                        
                                                                                        
                                                                                        
TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi                                         
                                                                                        
                                                                                        
                                                                                        
1. Identity of the issuer or the underlying issuer                                      
of existing shares to which voting rights are                 United Utilities Group PLC
attached:ii                                                                             
                                                                                        
2 Reason for the notification (please tick the appropriate box or boxes):               
                                                                                        
An acquisition or disposal of voting rights                                             
                                                                                        
An acquisition or disposal of qualifying financial instruments which may result        X
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):                                                                 
                                                                                        
                                                          BTG PACTUAL GLOBAL ASSET      
3. Full name of person(s) subject to the                  MANAGEMENT                    
notification obligation:iii                               LIMITED                       
                                                                                        
                                                          BTG PACTUAL ABSOLUTE RETURN II
                                                          MASTER FUND LP, BTG PACTUAL GLOBAL   
4. Full name of shareholder(s)                            EMERGING                      
 (if different from 3.):iv                                MARKETS AND MACRO MASTER FUND 
                                                          LP, AND BTG PACTUAL GEO MASTER    
                                                          FUND LP                       
                                                                                        
5. Date of the transaction and date on                                                  
which the threshold is crossed or                         12 March 2013                 
reached: v                                                                              
                                                                                        
6. Date on which issuer notified:                         14 March 2013                 
                                                                                        
7. Threshold(s) that is/are crossed or                    Below 3%                      
reached: vi, vii                                                                        
                                                                                        


 

8. Notified details:                                                                    
                                                                                        
A: Voting rights attached to shares viii, ix                                            
                                                                                        
Class/   Situation previous      Resulting situation after the triggering transaction   
type of  to the triggering                                                              
shares   transaction                                                                    
                                                                                        
                                                                                        
if       Number      Number      Number        Number of voting     % of  voting rights 
possible of          of          of shares     rights               x                   
using    Shares      Voting                                                             
the ISIN             Rights                                                             
CODE                                                       Indirect                     
                                 Direct        Direct xi   xii      Direct  Indirect    
                                                                                        
                                                                                        
                                                                                        
                                                                                        
                                                                                        
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.               
                                                                                        
                                                                           Below 3%     
                                                                                        
Contract for                                                                            
Difference                                                                              
                                                                                        
                                                                                        
                                                                                        
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 rights 
financial  price     date xvii  Conversion     rights instrument     xix, xx            
instrument                      period xviii   refers to                                
                                                                                        
                                                                                        
                                                                                        
                                                                     Nominal Delta      
                                                                                        
                                                                                        
                                                                                        
                                                                                        
                                                                                        
Total (A+B+C)                                                                           
                                                                                        
Number of voting rights                Percentage of voting rights                      
                                                                                        
                                       Below 3%                                         
                                                                                        


 

9. Chain of controlled undertakings through which the voting rights and/or the          
financial instruments are effectively held, if applicable: xxi                          
                                                                                        
                                                                                        
                                                                                        
N/A                                                                                     
                                                                                        
                                                                                        
                                                                                        
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:                                                             
                                                                                        
                                                         BTG PACTUAL EUROPE LLP         
14. Contact name:                                                                       
                                                         Luiz Kokubo, Compliance Officer
                                                                                        
                                                         0207-647-4911                  
15. Contact telephone number:                                                           
                                                         [e-mail]