NOTIFICATION OF TRANSACTIONS OF DIRECTORS/PERSONS DISCHARGING MANAGERIAL
    RESPONSIBILITIES AND CONNECTED PERSONS

    1.        Name of the issuer:                                                 
                                                                                  
              Johnson Matthey Plc                                                 
                                                                                  
    2.        State whether the notification relates to (i) a transaction notified
              in accordance with DTR 3.1.2 R, (ii) a disclosure made in accordance
              with section 793 of the Companies Act (2006), or (iii) in accordance
              with paragraph 26 of the Model Code.                                
                                                                                  
              A transaction notified in accordance with DTR 3.1.2R                
                                                                                  
    3.        Name of person discharging managerial responsibilities/director:    
                                                                                  
              S Farrant                                                           
              N P H Garner                                                        
              D G Jones                                                           
              A M Kelleher                                                        
              R J MacLeod                                                         
              G P Otterman                                                        
              J F Walker                                                          
                                                                                  
    4.        State whether notification relates to a person connected with a     
              person discharging managerial responsibilities/director named in 3  
              and identify the connected person:                                  
                                                                                  
              N/A                                                                 
                                                                                  
    5.        Indicate whether the notification is in respect of a holding of the 
              person referred to in 3 or 4 above or in respect of a non-beneficial
              interest:                                                           
                                                                                  
              Notification in respect of holdings of the persons named in 3 above 
                                                                                  
    6.        Description of shares (including class), debentures or derivatives  
              or financial instruments relating to shares:                        
                                                                                  
              Ordinary Shares of 110 49/53 pence each                             
                                                                                  
    7.        Name of registered shareholders(s) and, if more than one, the number
              of shares held by each of them:                                     
                                                                                  
              Computershare Trustees Limited                                      
                                                                                  
    8.        State the nature of the transaction:                                
                                                                                  
              Monthly acquisition of shares via the Johnson Matthey Share         
              Incentive Plan                                                      
                                                                                  
    9.        Number of shares, debentures or financial instruments relating to   
              shares acquired:                                                    
                                                                                  
              S Farrant     15                                                    
              N P H Garner  15                                                    
              D G Jones     15                                                    
              A M Kelleher  15                                                    
              R J MacLeod   15                                                    
              G P Otterman  15                                                    
              J F Walker    15                                                    
                                                                                  
    10.       Percentage of issued class acquired (treasury shares of that class  
              should not be taken into account when calculating percentage):      
                                                                                  
              Less than 0.1%                                                      
                                                                                  
    11.       Number of shares, debentures or financial instruments relating to   
              shares disposed:                                                    
                                                                                  
              N/A                                                                 
                                                                                  
    12.       Percentage of issued class disposed (treasury shares of that class  
              should not be taken into account when calculating percentage):      
                                                                                  
              N/A                                                                 
                                                                                  
    13.       Price per share or value of transaction:                            
                                                                                  
              £23.8366                                                            
                                                                                  
    14.       Date and place of transaction:                                      
                                                                                  
              20 January 2016, London                                             
                                                                                  
    15.       Total holding following notification and total percentage holding   
              following notification (any  treasury shares of that class should   
              not be taken into account when calculating percentage):             
                                                                                  
              D G Jones            68                                             
              R J MacLeod   31,539                                                
              J F Walker    11,380                                                
                                                                                  
    16.       Date issuer informed of transaction:                                
                                                                                  
              21 January 2016                                                     
                                                                                  
    17.       Date of grant:                                                      
                                                                                  
              N/A                                                                 
                                                                                  
    18.       Period during which or date on which it can be exercised:           
                                                                                  
              N/A                                                                 
                                                                                  
    19.       Total amount paid (if any) for grant of the option:                 
                                                                                  
              N/A                                                                 
                                                                                  
    20.       Description of shares or debentures involved (class and number):    
                                                                                  
              N/A                                                                 
                                                                                  
    21.       Exercise price (if fixed at time of grant) or indication that price 
              is to be fixed at the time of exercise:                             
                                                                                  
              N/A                                                                 
                                                                                  
    22.       Total number of shares or debentures over which options held        
              following notification:                                             
                                                                                  
              N/A                                                                 
                                                                                  
    23.       Any additional information:                                         
                                                                                  
              N/A                                                                 
                                                                                  
    24.       Name of contact and telephone for queries:                          
                                                                                  
              Angela Purtill, Deputy Company Secretary                            
              020 7269 8400                                                       
                                                                                  
    Name and signature of duly authorised officer of issuer responsible for making
    notification:                                                                 
                                                                                  
    Angela Purtill                                                                
                                                                                  
    Date of Notification:                                                         
    22 January 2016