Holding(s) in Company

Johnson,Matthey PLC
7 June 2002



                   NOTIFICATION OF MAJOR INTERESTS IN SHARES





1.         Name of company                              Johnson Matthey plc


2.         Name of shareholder having              Schroder Investment
           a major interest                        Management Ltd

3.         Person with holding                              As in 2 above

4.         Name of registered holder       Schroder Investment Management Ltd

                                           Schroder Unit Trusts Ltd

                                           Schroder Investment Management North America Ltd

                                           Schroder Investment Management North America Inc

                                           Schroders plc



5.         Number of shares/amount of                     n/a
           stock acquired



6.         Percentage of issued class                 n/a



7.         Number of shares/amount               not known
           of stock disposed



8.         Percentage of issued class                 not known



9.         Class of security                         Ordinary £1 shares



10.       Date of transaction                                not known



11.       Date company informed                       6 June 2002



12.       Total holding following this                 Not known
          notification



13.       Total percentage holding             Less than 10%
          of issued class following this
          notification



14.       Any additional information



15.       Name of contact and telephone            Lynne Cossey
          number for queries                       0207 269 8461



16.       Name of authorised company                      Lynne Cossey
          official responsible for making
          this notification

Date of this notification:                            7 June 2002





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