Blocklisting Interim Review

Johnson Matthey PLC
14 June 2005

SCHEDULE 5

BLOCK LISTING SIX MONTHLY RETURN



To:         Listing Applications
            UK Listing Authority
            Financial Services Authority
            25, The North Colonnade
            Canary Wharf
            London, E14 5HS

AVS No:

Please ensure the entries on this return are typed

1.        Name of company  JOHNSON MATTHEY PLC

2.        Name of scheme  1995 OVERSEAS EXECUTIVE SHARE OPTION SCHEME 96/2296c

3.        Period of return:  From    1 December 2004 to 31 May 2005

4.        Number and class of share(s) (amount of stock 1,158,100
          /debt security) not issued under scheme

5.        Number of shares issued/allotted under scheme 184,067
          during period:

6.        Balance under scheme not yet issued/allotted  974,033
          at end of period

7.        Number and class of share(s) (amount of stock 3,000,000 -  12 June 1996
          /debt securities) originally listed and the
          date of admission;                            3,344,000 - 3 October 2003


Please confirm total number of shares in issue at the end of the period in order 
for us to update our records

219,535,983


Contact for queries:             Address:

Name:  Angela Purtill            Johnson Matthey plc, 2-4 Cockspur St., Trafalgar Sq.,
                                 London SW1Y 5BQ
Telephone:  [phone]

Person making return

Name:  Simon Farrant

Position:  Company Secretary

Signature:


                      This information is provided by RNS
            The company news service from the London Stock Exchange