Director/PDMR Shareholding

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): N A P Carson (iii) P N Hawker (iii) D W Morgan (iii) L C Pentz (iii) W F Sandford (i) J N Sheldrick (iii) I F Stephenson (i) N Whitley (i) 3. Name of person discharging managerial responsibilities/director: N A P Carson P N Hawker D W Morgan L C Pentz W F Sandford J N Sheldrick I F Stephenson N Whitley 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 persons 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: 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: N A P Carson 24 P N Hawker 24 D W Morgan 24 L C Pentz 24 W F Sandford 24 J N Sheldrick 24 I F Stephenson 24 N Whitley 21 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: £15.7057 14. Date and place of transaction: 16 May 2007, 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): N A P Carson 61,331 P N Hawker 15,372 D W Morgan 40,627 L C Pentz 18,574 J N Sheldrick 74,562 16. Date issuer informed of transaction: 17 May 2007 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, Assistant Company Secretary 020 7269 8461 Name and signature of duly authorised officer of issuer responsible for making notification Angela Purtill Date of Notification 17 May 2007
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