JMAT Johnson Matthey Plc

NOTIFICATION OF MAJOR INTERESTS IN SHARES

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.):

     N/A

5.   Date of the transaction (and date on which the threshold is crossed or
     reached if different):

     28 October 2014

6.   Date on which issuer notified:

     29 October 2014

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

     Above 4%

8.   Notified details:

     VOTING RIGHTS ATTACHED TO SHARES:

     Class/type of shares (if possible using the ISIN CODE):

     GB00B70FPS60

     Situation previous to the triggering transaction:

     Number of shares: 8,101,485
     Number of voting rights: 8,101,485

     Resulting situation after the triggering transaction:

     Number of shares (direct): 8,576,485
     Number of voting rights (direct): 8,576,485
     Number of voting rights (indirect): N/A
     % of voting rights (direct): 4.19%
     % of voting rights (indirect): N/A

     Total voting rights: 8,576,485 (4.19%)

9.   Chain of controlled undertakings through which the voting rights and/or
     the financial instruments are effectively held if applicable:

     N/A

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

     N/A

14.  Contact Name:

     Angela Purtill, Deputy Company Secretary, Johnson Matthey Plc

15.  Contact Telephone Number: 020 7269 8461

29 October 2014