Holding in Company

IMI PLC
26 February 2001


                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

     IMI plc

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     Britannic Investment Managers Limited

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

     Beneficial

4)   Name of the registered holder(s) and, if more than one holder, the 
     number of shares held by each of them.

     Chase Nominees Limited

5)   Number of shares/amount of stock acquired.

     -

6)   ( - %) of issued Class

7)   Number of shares/amount of stock disposed

     9913637

8)   (2.84%) of issued Class

9)   Class of security

     Ordinary Shares

10)  Date of transaction

     N/K

11)  Date company informed

     23.02.01

12)  Total holding following this notification

     4206316
                          
13)  Total percentage holding of issued class following this notification

     1.20%

14)  Any additional information

     -

15)  Name of contact and telephone number for queries

     Paul Boulton  0121 356 4848  Ext. 4345

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

     Date of Notification     26/02/2001



                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

     IMI plc

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     Prudential plc

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

     N/A

4)   Name of the registered holder(s) and, if more than one holder, the 
     number of shares held by each of them.

     N/A

5)   Number of shares/amount of stock acquired.

     -

6)   ( - %) of issued Class

7)   Number of shares/amount of stock disposed

     Not notifiable

8)   ( - %) of issued Class

9)   Class of security

     -

10)  Date of transaction

     -

11)  Date company informed

     23.02.01

12)  Total holding following this notification

     Not notifiable
                                 
13)  Total percentage holding of issued class following this notification

     Not notifiable

14)  Any additional information

     Prudential plc has informed us that it and all of its subsidiary companies 
     no longer have a notifiable interest.

15)  Name of contact and telephone number for queries

     Paul Boulton    0121 356 4848  Ext. 4345

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

     Date of Notification: 26/02/2001