Holding in Company

Johnson,Matthey PLC
30 April 2001



                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

     JOHNSON MATTHEY PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     FIDELITY INVESTMENTS

3)   Please state whether notification indicates that it is in respect of 
     holding of the Shareholder named in 2 above or in respect of a 
     non-beneficial interest or in the case of an individual holder if it is a
     holding of that person's spouse or children under the age of 18

     AS IN 2 ABOVE

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

     AS PER SCHEDULE BELOW     

5)   Number of shares/amount of stock acquired.

     N/A

6)   ( N/A %) of issued Class

7)   Number of shares/amount of stock disposed

     446,500

8)   (0.2%) of issued Class

9)   Class of security

     ORDINARY £1 SHARES

10)  Date of transaction

     NOT KNOWN

11)  Date company informed

     30 APRIL 2001

12)  Total holding following this notification

     6,331,988 
              
13)  Total percentage holding of issued class following this notification

     2.85%

14)  Any additional information



15)  Name of contact and telephone number for queries

     LYNNE COSSEY - 020 7269 8461

16)  Name and signature of authorised company official responsible for 
     making this notification

     Date of Notification ...30 APRIL 2001

Schedule A

Security: Johnson Matthey Plc


                         SHARES   MANAGEMENT  NOMINEE/REGISTERED NAME
                          HELD     COMPANY    

(Ordinary Shares)
                         576,300   FMRCO      Chase Nominees Limited
                          29,000   FMRCO      State Street Nominees Limited
                       1,010,845   FISL       Clydesdale Bank (Head Office)
                                              Nominees Limited
                         615,010   FPM        Chase Nominees Limited
                         344,600   FPM        Nortrust Nominees Ltd
                          41,900   FPM        BT Globenet Nominees Ltd
                          39,520   FPM        MSS Nominees Ltd
                         196,300   FPM        RBS Trust Bank
                         458,125   FPM        Bankers Trust
                          89,930   FPM        Citibank
                          97,715   FPM        Bank of New York Europe
                         119,700   FPM        HSBC Client Holdings Nominee
                                              (UK) Limited
                         281,100   FIL        Nortrust Nominees Ltd
                          77,190   FIL        Bankers Trust
                          57,400   FIL        BT Globenet Nominees Ltd
                         398,300   FIL        Chase Nominees Ltd
                          58,600   FIL        Morgan Stanley
                         899,118   FIL        RBS Trust Bank
                          35,220   FIL        Citibank
                         146,205   FIL        MSS Nominees Ltd
                         398,610   FIL        Northern Trust
                         238,200   FIL        Bank of New York Europe
                         123,100   FIL        State Street Nominees Ltd

Total Ordinary Shares  6,331,988

Current Ownership
percentage:                2.85%

Shares in issue:     222,472,608

Change in holdings 
since last filing:      (446,500) ordinary shares