RNS Number:0677U
ICAP PLC
9 January 2004


                                  SCHEDULE 10
 
                    NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     ICAP PLC


2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     BARCLAYS 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

     AS IN 2


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

     SEE LETTER BELOW


5)   Number of shares/amount of stock acquired.

     UNKNOWN


6)   Percentage of issued Class

     N/A


7)   Number of shares/amount of stock disposed

     N/A


8)   Percentage of issued Class

     N/A


9)   Class of security

     ORDINARY SHARES OF 50P EACH


10)  Date of transaction

     06.01.04


11)  Date company informed

     09.01.04


12)  Total holding following this notification

     3,530,909

               
13)  Total percentage holding of issued class following this notification

      3.06%


14)  Any additional information



15)  Name of contact and telephone number for queries

     KATHRYN DICKINSON
     020 7000 5782 

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

     Date of Notification    9 JANUARY 2004


Letter to ICAP Plc dated 7 January 2004


Companies Act 1985 ("The Act") - Part VI
----------------------------------------

I hereby inform you that as at 6 January 2004 Barclays PLC, through the legal
entities listed on the schedule below, has a notifiable interest in the capital 
of your Company of 3.06%.

Details of this interest, together with a breakdown between registered holders 
(as required by Section 202(3) of the Act), are enclosed.

The issued capital of 115,285,483 is the latest figure available to us.


Letter from Barclays Plc


                             LEGAL ENTITY REPORT

ICAP                                                            SEDOL: 0445515

As at 6 January 2004 Barclays PLC, through the legal entities listed below, 
had a notifiable interest in 3,530,909 ORD GBP0.50 representing 3.06% of the 
issued share capital of 115,285,483 units.

Legal Entity                                  Holding      Percentage Held

Barclays Global Investors Ltd               3,149,412               2.7318
Barclays Global Investors, N.A.                53,740               0.0466
Gerrard Ltd                                     1,660               0.0014
Barclays Life Assurance Co Ltd                219,810               0.1907
Barclays Capital Securities Ltd               106,287               0.0922

                        Group Holding       3,530,909               3.0627


                            REGISTERED HOLDERS REPORT
ICAP                                                            SEDOL: 0445515                            

As at 6 January 2004 Barclays PLC, through the registered holders listed below,
had a notifiable interest in 3,530,909 ORD GBP0.50 representing 3.06 % of the 
issued share capital of 115,285,483 units.

Registered Holder                 Account Designation                 Holding

ALMLUFTTL-18409-CHASE MANHATTA               ALMLUFTT                   46,893
ASTEXMTTL-21359-CHASE NOMINEES               ASTEXMTT                   68,903
ASUKEXTTL-20947-CHASE MANHATTA               ASUKEXTT                2,186,488
BARCLAYS CAPITAL NOMINEES LIMI                                         106,287
BLENTFUKQ-16344-CHASE MANHATTA               BLENTFUK                   26,502
BLENTPUKQ-16345-CHASE MANHATTA               BLENTPUK                   47,621
BLEQFDUKQ-16331 CHASE MANHATTA               BLEOFDUK                   25,731
BLEQPTUEA-16341-CHASE MANHATTA               BLEOPTUE                   62,728
BLEQPTUKQ-16341-CHASE MANHATTA               BLEOPTUK                   57,228
BLUKINTTL-16400-CHASE MANHATTA               BLUKINTT                  803,261
CHATRKTTL-16376-CHASE MANHATTA               CHATRKTT                   43,867
R C GREIG NOMINEES LIMITED A/C               BL1                           117
R C GREIG NOMINEES LIMITED GP1               GP1                         1,543
UBS LIMITED                                  583996                     53,740

                                                        TOTAL        3,530,909


                      This information is provided by RNS
            The company news service from the London Stock Exchange



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