Holding(s) in Company

Informa Group PLC
11 March 2003

                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

INFORMA GROUP PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

WELLINGTON MANAGEMENT COMPANY LLP

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 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 2 ABOVE

5)   Number of shares/amount of stock acquired.

NOT KNOWN

6)   ( N/A %) of issued Class

7)   Number of shares/amount of stock disposed

N/A

8)   ( N/A %) of issued Class

9)   Class of security

ORDINARY SHARES OF 10 PENCE EACH

10)  Date of transaction

NOT KNOWN

11)  Date company informed

11 MARCH 2003

12)  Total holding following this notification

3,868,300
               
13)  Total percentage holding of issued class following this notification

3.02%

14)  Any additional information

ISSUED SHARE CAPITAL 
128,258,759

15)  Name of contact and telephone number for queries

ANDREA WILSON
020 7017 4311

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

     Date of Notification ........11 MARCH 2003 ................




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