Holding(s) in Company

Morgan Crucible Co PLC
26 June 2003

                                  SCHEDULE 10



                   NOTIFICATION OF MAJOR INTERESTS IN SHARES





1)            Name of company:

The Morgan Crucible Company plc





2)            Name of shareholder having a major interest:

Aviva plc through its subsidiary Morley Fund Management Limited





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 interest of the shareholder named in 2 and its subsidiaries.



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

BNY Norwich Union Nominees Ltd 2,304,229 shares; Chase GA Group

Nominees Ltd 8,930,708 shares; CUIM Nominee Ltd 1,480,605 shares.





5)            Number of shares/amount of stock acquired:

1,250,000



6)            Percentage of issued class:

0.54%



7)            Number of shares/amount of stock disposed:

N/A



8)            Percentage of issued class:

N/A



9)            Class of Security:

Ordinary shares of 25p



10)        Date of Transaction:

25th June 2003



11)        Date company informed:

Faxed letter dated 26/6/03 received 26/6/03



12)        Total holding following this notification:

12,715,542 shares



13)        Total percentage holding of issued class following this notification:

5.48%



14)        Any additional information:

Not known



15)        Name of contact and telephone number for queries:

Mr D.J. Coker, Company Secretary tel. [phone]



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

Mr D.J. Coker



17)        Date of notification:

26th June 2003








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

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