Holding(s) in Company

RNS Number:3225T
ICAP PLC
16 December 2003


                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     ICAP PLC


2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     FIDELITY INVESTMENTS


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

     SEE LETTER BELOW


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.

     105,000


6)   Percentage of issued Class

     0.09%


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

     11.12.03


11)  Date company informed

     12.12.03


12)  Total holding following this notification

     6,992,870     
               

13)  Total percentage holding of issued class following this notification

     6.07%


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

     16 DECEMBER 2003



Amendment #5

NOTIFICATIONS UNDER SECTIONS 198 TO 202 -- U.K. COMPANIES ACT

1. Company in which shares are held: ICAP PLC

2. Notifiable Interest:    ORDINARY SHARES

           FMR Corp
           82 Devonshire Street
           Boston, MA 02109

           Parent holding company of Fidelity Management & Research Company 
           (FMRCO), investment manager for US mutual funds, and Fidelity 
           Management Trust Company (FMTC), a US state chartered bank which acts 
           as a trustee or investment manager of various pension and trust 
           accounts. (See Schedule A for listing of Registered Shareholders 
           and their holdings.)

           Fidelity International Limited (FIL)
           P.O. BOX HM 670
           Hamilton HMCX, Bermuda

           Parent holding company for various direct and indirect subsidiaries,
           including Fidelity Investment Services Ltd. (FISL), and Fidelity 
           Pension Management (FPM),investment managers for various non-US 
           investment companies and institutional clients. 
           (See Schedule A for listing of Registered Shareholders and 
            their holdings).

3.     The notifiable interests also comprise the notifiable interest of:

           Mr Edward C Johnson 3d
           82 Devonshire Street
           Boston, MA 02109

           Principal shareholder of FMR Corp. and Fidelity International 
           Limited.

4.     The notifiable interests include interest held on behalf of authorized
       unit trust schemes in the U.K., notwithstanding the exemption from 
       reporting pursuant to Section 209 (1) (h) of the Companies Act 1985.

5.     These notifications of disclosable interests constitute separate
       notifications of interest in the shares and are combined solely for 
       the purposes of clarity and efficiency. Nothing herein should be taken to 
       indicate that FMR Corp. and its direct and indirect subsidiaries, 
       Fidelity International Limited and its direct and indirect subsidiaries
       or Mr Edward C Johnson 3d act as a group or in concert in respect of 
       the disclosed interests, or that they are required to submit these 
       notifications on a joint basis.

6.     The disclosable interests arise under section 208(4) (b) of the Act,
       namely where a person, not being the registered holder, is entitled
       to exercise a right conferred by the holding of the shares or to 
       control the exercise of such rights, or under section 203 of the Act
       respectively.

SCHEDULE A

SECURITY: ICAP Plc                                          Amendment #5

                      SHARES HELD   MANAGEMENT   NOMINEE/REGISTERED
                                     COMPANY     NAME
(Ordinary Shares)
                        119,850      FMRCO       Mellon Bank
                          3,200      FMRCO       HSBC
                         62,600      FMRCO       State Street Nominees Limited
                        276,100      FMRCO       Chase Nominees Limited
                          4,600      FMTC        State Street Nominees Ltd
                          3,500      FMTC        Brown Brothers Harriman
                          2,500      FMTC        State Street Bank & Trust
                      1,755,518      FISL        Chase Nominees Ltd
                      1,289,000      FISL        Chase Manhattan Bank London
                        124,900      FPM         Bankers Trust
                         61,900      FPM         Chase Nominees Ltd
                        101,700      FPM         Bank of New York London
                         68,100      FPM         Northern Trust
                         13,300      FPM         Deutsche Bank
                         27,800      FPM         Citibank
                         52,400      FPM         Mellon Nominees Ltd
                        109,350      FIL         Chase Nominees Ltd
                        376,834      FIL         HSBC Client Holdings Nominee
                                                 (UK) Limited
                        502,990      FIL         Northern Trust
                        276,786      FIL         Chase Manhattan Bank London
                         54,900      FIL         Deutsche Bank
                         12,700      FIL         Mellon Nominees Ltd
                         72,000      FIL         Bank of New York, Brussels
                        998,000      FIL         Bank of New York London
                        189,742      FIL         State Street Bank & Trust
                         84,900      FIL         Citibank
                        223,700      FIL         Clydesdale Bank (Head Office)
                                                 Nominees Limited
                         12,600      FIL         JP Morgan
                         82,500      FIL         State Street Nominees Ltd
                         28,900      FIL         Bankers Trust


Total Ordinary 
Shares:               6,992,870

Current ownership
percentage:                6.07%

Shares in issue:    115,285,335

Change in holdings since
last filing:           +105,000 ordinary shares           




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

END

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