Holding(s) in Company

RNS Number:6810U
Aggregate Industries PLC
27 January 2004


                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

AGGREGATE INDUSTRIES PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

ARNHOLD AND S BLEICHROEDER ADVISERS, LLC

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

SHAREHOLDER NAMED IN 2 ABOVE

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

SEE BELOW

5)   Number of shares/amount of stock acquired.

12,500,000

6)   Percentage of issued Class

1.0%

7)   Number of shares/amount of stock disposed

-

8)   Percentage of issued Class

-

9)   Class of security

ORDINARY 25P SHARES

10)  Date of transaction

NOT ADVISED


11)  Date company informed

27 JANUARY 2004

12)  Total holding following this notification

51,754,513
               
13)  Total percentage holding of issued class following this notification

4.03%

14)  Any additional information



15)  Name of contact and telephone number for queries

MRS MARY FORD, COMPANY SECRETARY
TEL: [phone]

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

     Date of Notification ....... 27 JANUARY 2004



REGISTERED HOLDERS OF THE SHARES MANAGED BY ASBA ON 23 JANUARY 2004 ARE LISTED
BELOW:

ARNHOLD AND S. BLEICHROEDER DIVERSIFIED INTERNATIONAL EQUITY FUND     1,122,823 
CITY OF HARTFORD MUNICIPAL EMPLOYEES' RETIREMENT FUND                   201,687
EWING MARION KAUFFMAN FOUNDATION                                        407,501
FIRST EAGLE OVERSEAS FUND                                            35,500,000
FIRST EAGLE OVERSEAS VARIABLE FUND                                    1,000,000
FIRST EAGLE GLOBAL FUND                                               6,500,000
GENESEE COUNTY EMPLOYEES' RETIREMENT SYSTEM                             200,000
MACARTHUR FOUNDATION TRUST                                              605,625
RAYTHEON PENSION FUND                                                   500,000
SCHLUMBERGER, LIMITED                                                   200,000
SOGEN INTERNATIONAL SICAV                                            10,500,000
UNITED FOOD AND COMMERCIAL WORKERS' UNION                               709,376
UTAH RETIREMENT SYSTEMS                                                 807,501



                      This information is provided by RNS
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