Holding in Company

Johnson,Matthey PLC
8 September 2000


NOTIFICATION OF MAJOR INTERESTS IN SHARES

1.  Name of company                              Johnson Matthey plc

2.  Name of shareholder having                   Legal & General Investment     
   a major interest                             Management

3.  Person with holding                          As in 2 above

4.  Name of registered holder                    As per below schedule

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

6.  Percentage of issued class                   n/a

7.  Number of shares/amount                      50,000
     of stock disposed

8.  Percentage of issued class                   0.02%

9.  Class of security                            Ordinary £1 shares

10. Date of transaction                          31 August 2000

11. Date company informed                        1 September 2000

12. Total holding following this                 6,619,571
     notification

13. Total percentage holding                     2.98%
    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:                       8 September 2000


LETTER TO:  JOHNSON MATTHEY

DATED:  1 SEPTEMBER 2000

COMPANIES ACT 1985 - DISCLOSURE OF INTEREST IN SHARES

Consequent upon a sale in the market of 50,000 shares on the 31 August 2000, we
now hold the following number of shares which are not subject to a concert party
and will be registered as follows:

Material Interest

HSBC Global Custody Nominee (UK) Ltd A/c 775229         166,500   
HSBC Global Custody Nominee (UK) Ltd A/c 775180          50,000
HSBC Global Custody Nominee (UK) Ltd A/c 775245       1,824,636
HSBC Global Custody Nominee (UK) Ltd A/c 361602          11,000
HSBC Global Custody Nominee (UK) Ltd A/c 252605         249,712
HSBC Global Custody Nominee (UK) Ltd A/c 360509         121,264
HSBC Global Custody Nominee (UK) Ltd A/c 866197           7,821
HSBC Global Custody Nominee (UK) Ltd A/c 770286         185,000
HSBC Global Custody Nominee (UK) Ltd A/c 357206       3,883,275
HSBC Global Custody Nominee (UK) Ltd A/c 130007         120,363

                                                      6,619,571     2.98%


Please note that this percentage is based on our understanding that your issued
share capital is 221,485,936.



LETTER FROM:  LEGAL & GENERAL INVESTMENT MANAGEMENT LTD