JOHNSON MATTHEY PLC: Holding(s) in Company

1.   Identity of the issuer or the underlying issuer of existing shares to      

     which voting rights are attached:                                         
     Johnson Matthey plc                                                       

2.   Reason for the notification:                                               

     An acquisition or disposal of voting rights                               

3.   Full name of person(s) subject to the notification obligation:             

     Norges Bank                                                               

4.   Full name of shareholder(s) (if different from 3.):                        


5.   Date of the transaction (and date on which the threshold is crossed or     

     reached if different):                                                    
     19 April 2013                                                             

6.   Date on which issuer notified:                                             

     22 April 2013                                                             

7.   Threshold(s) that is/are crossed or reached:                               

     Above 3%                                                                  

8.   Notified details:                                                          

     VOTING RIGHTS ATTACHED TO SHARES:                                         
     Class/type of shares (if possible using the ISIN CODE):                   
     Situation previous to the triggering transaction:                         
     Number of shares: 6,086,777                                               
     Number of voting rights: 6,086,777                                        
     Resulting situation after the triggering transaction:                     
     Number of shares (direct): 6,224,575                                      
     Number of voting rights (direct): 6,224,575                               
     Number of voting rights (indirect): N/A                                   
     % of voting rights (direct): 3.04%                                        
     % of voting rights (indirect): N/A                                        
     Total voting rights: 6,224,575 (3.04%)                                    

9.   Chain of controlled undertakings through which the voting rights and/or    

     the financial instruments are effectively held if applicable:             

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


14.  Contact Name:                                                              

     Angela Purtill, Deputy Company Secretary, Johnson Matthey plc             

15.  Contact Telephone Number: 020 7269 8461                                    
23 April 2013 
-0- Apr/23/2013 08:33 GMT
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