Director/PDMR Shareholding

Johnson Matthey PLC
09 September 2005



NOTIFICATION OF SHARE PURCHASE



Johnson Matthey PLC advises that Mourant & Co Trustees Limited, as the trustee
of the Johnson Matthey Share Retention Trust (the "Trust") made the following
share purchase in Johnson Matthey PLC:



Date               Number of Shares         Price

8 September 2005        30,000           1159.00 pence



The Trust is for the benefit of Johnson Matthey employees and, inter alia, is
used to fund obligations arising under Johnson Matthey's Executive Share Option
Schemes and the Johnson Matthey Long Term Incentive Plan.



In so far as Johnson Matthey PLC executive directors and other persons
discharging managerial responsibilities are beneficiaries under the Trust, they
have an interest in all the shares acquired.



S Farrant
Company Secretary
9 September 2005


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