Directors' Notification of Dealing in Shares

Johnson,Matthey PLC
6 July 2000

DEALINGS BY DIRECTORS

Name of Company
Johnson Matthey PLC

Name of Director
(1) Mr C R N Clark
(2) Mr N A P Carson

Person with Holding(s)
as above, and also Mrs H Carson

Registered Holder(s)
(1) Mr C R N Clark and  Noble Lowndes Settlement Trustees Limited
(2) Mr N A P Carson and Mrs H Carson

Connected Person(s)
Mrs H Carson

Nature & Extent of transaction
(1) Mr C R N Clark exercise of options over 38,767 shares
(2) Mr C R N Clark sale of 38,767 shares
(3) Mr C R N Clark sale of 5,000 shares (held by Noble Lowndes Settlement
Trustees Ltd (NLST) as trustees of the JM UK employee share         
participation scheme)
(4) Mr N A P Carson exercise of options over 19,239 shares
(5) Mr N A P Carson sale of 13,973 shares
(6) Mr N A P Carson transfer of 5,266 shares to Mrs H Carson
(7) Mrs H Carson sale of 3,266 shares

Number of shares/amount of stock acquired
(1) Mr C R N Clark  38,767 shares
(2) Mr N A P Carson 19,239 shares       

Percentage of Issued Class
Less than 0.01%    

Number of Shares/Amount of stock disposed of
(1) Mr C R N Clark                 38,767 
(2) Mr C R N Clark                  5,000   (held by NLST)
(3) Mr N A P Carson                13,973
(4) Mrs H Carson                    3,266
                                                

Percentage of issued class
Less than 0.01%  

Class of security       
Ordinary £1 shares              

OPTION EXERCISE PRICE
(1)  Mr C R N Clark         23,767 @ 526.71p
                            15,000 @ 578.89p
(2) Mr N A P Carson          4,672 @ 447.95p
                             2,132 @ 526.71p
                            12,435 @ 578.89p
SHARE SALE PRICE 
(1)  Mr C R N Clark         8,767  @ 940p
     Mr C R N Clark          5,000 @ 940p (held by NLST)
(2)  Mr N A P Carson        13,973 @ 944p
     Mrs H Carson            3,266 @ 944p



Date of Transaction       
6 July 2000

Date Company Informed
6 July 2000

Total holding following this notification
                                     Shares        Options       LTIP
Mr C R N Clark                       23,514        139,539       144,516

Mr N A P Carson                      14,043          71,831       36,044
Mrs H Carson                          3,000
Total                                17,043

Total Percentage holding of Issued Class following this notification
Less than 0.01%              

Contact and telephone number for queries  
Ms Brigid T Conway 020 7269 8461

Name of authorised company official responsible for making this notification
Ms Brigid T Conway 020 7269 8461

Date of Notification:  6 July 2000