Director/PDMR Shareholding

Johnson Matthey PLC
31 July 2006



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 DR 3.1.4(R)(1)(a);
           or (ii) DR 3.1.4 (R)(1)(b) a disclosure made in accordance with section 324 (as extended by section 328)
           of the Companies Act 1985 or (iii) both (i) and (ii):


            (i)


3.         Name of person discharging managerial responsibilities/director:


           F K Sheffy


4.         State whether notification relates to a person connected with a person discharging managerial
           responsibilities/director named in 3 and identify the connected person:


           No


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:


           In respect of person named in 3 above


6.         Description of shares (including class), debentures or derivatives or financial instruments relating to
           shares:


           Ordinary Shares of £1 each


7.         Name of registered shareholders(s) and, if more than one, the number of shares held by each of them:


           T Rowe Price Trust as the Trustee of the Johnson Matthey Salaried Employees Savings Investment Plan


8.         State the nature of the transaction:


           Regular purchase of shares by the Trustee of the Johnson Matthey Salaried Employees Savings Investment
           Plan


9.         Number of shares, debentures or financial instruments relating to shares acquired:


           13 July 2006 - 20 Ordinary Shares of £1 each

           26 July 2006 - 20 Ordinary Shares of £1 each


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:



           13 July 2006 - £12.88

           26 July 2006 - £12.99


14.        Date and place of transaction:


           13 July and 26 July 2006, 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):

16.        Date issuer informed of transaction:


           28 July 2006


17.        Date of grant:

18.        Period during which or date on which it can be exercised:

19.        Total amount paid (if any) for grant of the option:

20.        Description of shares or debentures involved (class and number):

21.        Exercise price (if fixed at time of grant) or indication that price is to be fixed at the time of
           exercise:

22.        Total number of shares or debentures over which options held following notification:

23.        Any additional information:

24.        Name of contact and telephone for queries:


           Angela Purtill, Assistant Company Secretary

           020 7269 8461





Name and signature of duly authorised officer of issuer responsible for making
notification


Angela Purtill



Date of Notification



31 July 2006



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