Directors' Notification of Dealing in Shares

Diagonal PLC 28 March 2000 DEALINGS BY DIRECTORS 1) NAME OF COMPANY Diagonal PLC 2) NAME OF DIRECTOR V J Tuffield 3) Please state whether notification indicates that it is in respect of holding of the Director named in 2 above or holding of that person's spouse or children under the age of 18 or in respect of a non-beneficial interest Spouse 4) Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them. (If notified) Patricia Ann Tuffield + JT Holder 5) Please state whether notification relates to a person(s) connected with the Director named in 2 above and identify the connected person(s) 6) Please state the nature of the transaction. For PEP transactions please indicate whether general/single co PEP and if discretionary/non discretionary 7) Number of shares/amount of stock acquired 8) ( % ) of issued Class 9) Number of shares/amount of stock disposed 5,800 10) (0.0069% ) of issued Class 11) Class of security Ordinary 10p 12) Price per share £9.05 13) Date of transaction 27 March 2000 14) Date company informed 27 March 2000 15) Total holding following this notification 1,334,450 16) Total percentage holding of issued class following this notification 1.589% IF A DIRECTOR HAS BEEN GRANTED OPTIONS BY THE COMPANY PLEASE COMPLETE THE FOLLOWING BOXES 17) Date of grant 18) Period during which or date on which exercisable 19) Total amount paid (if any) for grant of the option 20) Description of shares or debentures involved: class, number. 21) Exercise price (if fixed at time of grant) or indication that price is to be fixed at time of exercise 22) Total number of shares or debentures over which options held following this notification 23) Any additional information 24) Name of contact and telephone number for queries R Cocks 25) Name and signature of authorised company official responsible for making this notification Date of Notification.......28 March 2000

Companies

Dialight (DIA)
UK 100