RNS Number:5857Z

Plasmon PLC

5 August 2002

DEALINGS BY SUBSTANTIAL SHAREHOLDERS

1) NAME OF COMPANY PLASMON PLC

2) NAME OF SHAREHOLDER HAVING A MAJOR INTEREST AMVESCAP PLC AND SUBSIDIARY COMPANIES

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 ON BEHALF OF DISCRETIONARY CLIENTS

4) Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them. VIDACOS NOMINEES LTD 7,555,901 CHASE NOMINEES LTD 386,963 MELLON BANK NOMINEES PITTSBURGH 123,764 CM INVESTMENT NOMINEES LTD A/C PEP 53215G 2,000 CM INVESTMENT NOMINEES LTD A/C PEP 53213G 2,000

5) Number of shares/amount of stock acquired.

6) ( N/A %) of issued Class

7) Number of shares/amount of stock disposed

8) ( N/A %) of issued Class

9) Class of security ORDINARY 5p SHARES

10) Date of transaction

11) Date company informed 5/8/02

12) Total holding following this notification 8,070,628

13) Total percentage holding of issued class following this notification 14.93%

14) Any additional information THE ABOVE HOLDING INCLUDES THE FOLLOWING NOTIFIABLE HOLDINGS: INVESCO PERPETUAL INTERNATIONAL CORE FUND 2,501,236 INVESCO PERPETUAL UK GROWTH FUND 2,133,237 BOTH REGISTERED IN THE NAME OF VIDACOS NOMINEES LTD. INVESCO PERPETUAL UK SMALL COMPANIES CORE FUND NO LONGER HAS A NOTIFIABLE INTEREST

15) Name of contact and telephone number for queries TIMOTHY ARTHUR COMPANY SECRETARY AND FINANCE DIRECTOR 01763 264403

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

Date of Notification 5 AUGUST 2002

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