Holding in Company

Johnson,Matthey PLC
16 May 2001
             
                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

     JOHNSON MATTHEY PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     LEGAL & GENERAL INVESTMENT MANAGEMENT

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

     41,414

8)   (0.02%) of issued Class

9)   Class of security

     ORDINARY £1 SHARES

10)  Date of transaction

     9 MAY 2001

11)  Date company informed

     16 MAY 2001

12)  Total holding following this notification

      6,643,026
               
              
13)  Total percentage holding of issued class following this notification

      2.99%

14)  Any additional information



15)  Name of contact and telephone number for queries

     LYNNE COSSEY
     0207 269 8461

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

     Date of Notification ..16 MAY 2001.....


Companies Act 1985 - Disclosure of Interest in shares

Consequent upon a transfer out of management of 41,414 shares on the 09 May
2001, 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 886603     814,000
HSBC Global Custody Nominee (UK) Ltd A/c 775245   1,010,636
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     130,264
HSBC Global Custody Nominee (UK) Ltd A/c 357206   4,138,046
HSBC Global Custody Nominee (UK) Ltd A/c 866197      16,257
HSBC Global Custody Nominee (UK) Ltd A/c 130007      59,363
HSBC Global Custody Nominee (UK) Ltd A/c 775180      47,248

                                                  6,643,026      2.99%

Please note that this percentage is based on our understanding that your issued
share capital is 221,800,000.

Contact:  Nina Balderson  
    Tel:  [phone]