Holding(s) in Company

RNS Number:6292Q
RMC Group PLC
07 October 2003

                                   SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   Name of company

RMC Group p.l.c.



2)   Name of shareholder having a major interest

American Express Company and its Group



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 and non-beneficial

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



BNY Brussels
9,000

BNY (OCS) Nominees Ltd                         A/c 277650             217,082

BNY (OCS) Nominees Ltd                         A/c 219720             453,254

BNY (OCS) Nominees Ltd                         A/c 219709             293,878

BNY (OCS) Nominees Ltd                         A/c 219059             305,833

BNY (OCS) Nominees Ltd                         A/c 248685              61,872

BNY (OCS) Nominees Ltd                         A/c 277304             105,445

BNY (OCS) Nominees Ltd                         A/c 219064             394,447

BNY (OCS) Nominees Ltd                         A/c 219078              14,365

BNY (OCS) Nominees Ltd                         A/c 219077              17,499

BT Globenet Nominees Ltd A/C7                  A/c 501577092          317,665

HSBC Global Custody Nominees (UK) Ltd          A/c 906146             750,000

Littledown Nominees Ltd                        A/c 10479               11,200

Littledown Nominees Ltd                        A/c 11121               28,500

Littledown Nominees Ltd                        A/c 10478               26,000

Littledown Nominees Ltd                        A/c 27642              125,000

Littledown Nominees Ltd                        A/c 07198              881,209

Littledown Nominees Ltd                        A/c 02891           10,023,783

Littledown Nominees Ltd                        A/c 10489            1,153,082

Littledown Nominees Ltd                        A/c 21688              729,623

Littledown Nominees Ltd                        A/c 09890              241,521

Littledown Nominees Ltd                        A/c 30337              212,577

Littledown Nominees Ltd                        A/c 02642              399,990

Littledown Nominees Ltd                        A/c 03449              869,154

Littledown Nominees Ltd                        A/c 10492              720,000

Littledown Nominees Ltd                        A/c 10469              450,000

Littledown Nominees Ltd                        A/c 10495            2,500,000

Littledown Nominees Ltd                        A/c 07207            1,295,175

Littledown Nominees Ltd                        A/c 10488            2,545,898

Littledown Nominees Ltd                        A/c 07196               17,970

Littledown Nominees Ltd                        A/c 07199               86,214

Littledown Nominees Ltd                        A/c 10491            1,000,000

Littledown Nominees Ltd                        A/c 07205              578,716

Littledown Nominees Ltd                        A/c 18667              101,000

Littledown Nominees Ltd                        A/c 10496              778,909

Littledown Nominees Ltd                        A/c 10497              150,000

Littledown Nominees Ltd                        A/c 18668               83,000

Littledown Nominees Ltd                        A/c 31348               16,250

Mellon Nominees (UK) Ltd                       A/c TGGF0004002        447,437

Morgan Stanley Nominees Ltd                    A/c 04F60710         1,200,000

Roy Nominees Ltd                               A/c 104450             100,000

Williams & Glynns Nominees Limited             A/c 0700096001         125,000



TOTAL                                                              29,837,548







5)   Number of shares/amount of stock acquired



NA



6)   Percentage of issued class



NA



7)   Number of shares/amount of stock disposed

NA

8)   Percentage of issued class

NA


9)   Class of security


25p Ordinary Shares


10)  Date of transaction


2 October 2003


11)  Date company informed


7 October 2003


12)  Total holding following this notification

29,837,548

13)  Total percentage holding of issued class following this notification

11.25%



14)  Any additional information

This notification is made as a result of the take over by American Express
Company and its Group of Zurich Financial Services and its Group.  The holding
was previously in the name of Zurich Financial Services and its Group.



15)  Name of contact and telephone number for queries



Tiffany Brill, 01932 568833



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



Frank Standish

Date of notification ...7 October 2003.....





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

HOLILFSEIFLDIIV