Holding in Company

Johnson,Matthey PLC
29 August 2000

                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

      JOHNSON MATTHEY PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

      LEGAL AND GENERAL

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.

     SEE BELOW

5)   Number of shares/amount of stock acquired.

     41,133

6)   ( 0.02%) of issued Class

7)   Number of shares/amount of stock disposed



8)   ( N/A %) of issued Class

9)   Class of security

     ORDINARY £1 SHARES

10)  Date of transaction

     24 AUGUST 2000

11)  Date company informed

     29 AUGUST 2000

12)  Total holding following this notification

     6,669,571
               
              
13)  Total percentage holding of issued class following this notification

     3.01%

14)  Any additional information



15)  Name of contact and telephone number for queries

     020 7269 8461

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

     Date of Notification 29 AUGUST 2000


LETTER TO JOHNSON MATTHEY

Letter dated 25 August 2000

Companies Act 1985 - Disclosure of Interest in shares

Consequence upon a transfer into management of 41,133 shares on the 24 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          3,933,275
HSBC Global Custody Nominee (UK) Ltd A/c  130007            120,363

                                                          6,669,571   3.01%

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


From Legal & General Investment Management Ltd