REG-Holding(s) in Company <Origin Href="QuoteRef">WEIR.L</Origin>

WeirAnnouncement

10/03/2016 09:40

For filings with the FCA include the annex                                                                                                                                                    
  For filings with issuer exclude the annex                                                                                                                                                     
                                                                                                                                                                                                
  TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES i                                                                                                                                               
                                                                                                                                                                                               
  1. Identity of the issuer or the underlying issuer                                                                                          Weir Group Plc                                     
  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                                                                                                                                    X               
  An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached                X               
  An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments                                                                     X               
  An event changing the breakdown of voting rights                                                                                                                                              
  Other (please specify):                                                                                                                                                                      
  3. Full name of person(s) subject to the                              Citadel GP LLC and Citadel Advisors Holdings II LP                                                                       
  notification obligation: iii                                                                                                                                                                   
  4. Full name of shareholder(s)                                        SNC NOMINEES LIMITED (in relation to section 8.A below)                                                                  
   (if different from 3.): iv                                                                                                                                                                   
  5. Date of the transaction and date on                                8 March 2016                                                                                                             
  which the threshold is crossed or                                                                                                                                                              
  reached: v                                                                                                                                                                                     
  6. Date on which issuer notified:                                     9 March 2016                                                                                                             
  7. Threshold(s) that is/are crossed or                                Crossed below 5%                                                                                                         
  reached: vi, vii                                                                                                                                                                               
  8. Notified details:                                                                                                                                                                                                                
  A: Voting rights attached to shares viii, ix                                                                                                                                                                                        
  Class/type of                       Situation previous                                                         Resulting situation after the triggering transaction                                                                 
  shares                              to the triggering                                                                                                                                                                               
  if possible using the ISIN CODE     transaction                                                                                                                                                                                     
  Number                                                     Number                                   Number                Number of voting                       % of  voting rights x                                   
  of                                                         of                                       of shares             rights                                                                                          
  Shares                                                     Voting                                                                                                                                                         
                                                             Rights                                                                                                                                                         
  Direct                                          Direct xi             Indirect xii    Direct                              Indirect                
  Common shares GB0009465807                                           15,679                                                                                                                                 Below 5%           
                                    
                                                                                                                                                                                                                                     
  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 xiv                                        rights that may be                                  rights                       
                                                                                                                                                     acquired if the                                                                  
                                                                                                                                                     instrument is                                                                    
                                                                                                                                                     exercised/ converted.                                                            
  ADR US94876Q1067                                           N/A                        N/A                                                                                                             Below 5%                     
                                                                                                                                                                                                                                     
  C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi                                                                                                                                   
  Resulting situation after the triggering transaction                                                                                                                                                                                
  Type of financial                               Exercise price        Expiration date xvii          Exercise/                        Number of voting rights instrument refers to            % of voting rights xix, xx             
  instrument                                                                                          Conversion period xviii                                                                                                         
  Equity swap                                     N/A                   N/A                           N/A                                                                                     Nominal                       Delta    
  Below 5%                                                   N/A       
                                                                                                                                                                                                                                     
  Total (A+B+C)                                                                                                                                                                                                                       
  Number of voting rights                                                                                                   Percentage of voting rights                                                                               
                                                                                                                           Below 5%                                                                                                  
  9. Chain of controlled undertakings through which the voting rights and/or the  
  financial instruments are effectively held, if applicable: xxi             
    Citadel GP LLC is the controlling entity of Citadel Advisors Holdings II LP, the parent undertaking of various investment management entities.  
                                                                            
  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:                                                
  14. Contact name:                Pauline Rogers                            
  15. Contact telephone number:    +44 (0) 207 645 9708