Director/PDMR Shareholding

Johnson Matthey PLC
06 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

6 September 2005           60,000                      1153.13 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 the executive directors of Johnson Matthey PLC and other persons
discharging managerial responsibilities are beneficiaries under the Trust, they
have an interest in all the shares acquired.

S Farrant
Company Secretary
6 September 2005


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