Holding in Company

Johnson,Matthey PLC
23 March 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

     69,361

8)   ( 0.03%) of issued Class

9)   Class of security

     Ordinary £1 shares

10)  Date of transaction

     20 March 2001

11)  Date company informed

     22 March 2001

12)  Total holding following this notification

     6,651,673
               
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: 020 7269 8461

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

     Date of Notification: 23 March 2001