Holding(s) in Company

Hammerson PLC
10 April 2006


                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Name of company


HAMMERSON 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 ABOVE




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


VARIOUS NOMINEES




5. Number of shares / amount of stock acquired


NOT APPLICABLE




6. Percentage of issued class


NOT APPLICABLE




7. Number of shares / amount of stock disposed


NOT APPLICABLE




8. Percentage of issued class


NOT APPLICABLE




9. Class of security


ORDINARY SHARES OF 25 PENCE




10. Date of transaction


5 APRIL 2006




11. Date company informed


10 APRIL 2006




12. Total holding following this notification


8,757,196



13. Total percentage holding of issued class following this notification


3.07%



14. Any additional information






15. Name of contact and telephone number for queries


EMMA SCALES 020 7887 1018




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


STUART HAYDON, COMPANY SECRETARY




Date of notification


10 APRIL 2006




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