Blocklisting - Interim Review

BLOCK LISTING SIX MONTHLY RETURN                        

Date: 11 June 2012

Name of applicant:                     Johnson Matthey plc                     
                                                                               
Name of scheme:                        2001 Executive Share Option Scheme Part A/B                                     
                                                                               
Period of return:                      From: 1 December 2011 To: 31 May 2012      
                                                                               
Balance of unallotted securities       901,444                                 
under scheme from previous return:                                                   
                                                                               
The amount by which the block scheme   Nil                                     
has been increased since the date of                                           
the last return (if any increase has                                           
been applied for):                                                             
                                                                               
Number of securities issued/allotted   Nil                                     
under scheme during period:                                                    
                                                                               
Balance under scheme not yet issued/   901,444                                 
allotted at end of period                                                      

Name of contact:                       Angela Purtill                           
                                       Deputy Company Secretary, Johnson Matthey plc
                                                                               
Telephone number of contact:           020 7269 8461