Arden Partners plc 09 October 2007 FORM 8.1 DEALINGS BY OFFERORS, OFFEREE COMPANIES OR THEIR ASSOCIATES FOR THEMSELVES OR FOR DISCRETIONARY CLIENTS (Rules 8.1(a) and (b)(i) of the Takeover Code) 1. KEY INFORMATION Name of person dealing (Note 1) Arden Partners plc Company dealt in Abbot Group plc Class of relevant security to which the dealings being Ordinary shares of disclosed relate (Note 2) 15p each Date of dealing 4th October 2007 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3) Long Short Number (%) Number (%) (1) Relevant securities 150,000 0.065% (2) Derivatives (other than options) n/a (3) Options and agreements to purchase/sell n/a Total 150,000 (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) Class of relevant security: Long Short Number (%) Number (%) (1) Relevant securities n/a (2) Derivatives (other than options) n/a (3) Options and agreements to purchase/sell n/a Total n/a (c) Rights to subscribe (Note 3) Class of relevant security: Details n/a 3. DEALINGS (Note 4) (a) Purchases and sales Purchase (B)/sale (S) Number of securities Price per unit (Note 5) S 36,706 355.5p (b) Derivatives transactions (other than options) Product Long/short Number of securities Price per unit name, (Note 6) (Note 7) (Note 5) e.g. CFD n/a (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product Writing, Number of Exercise Type, e.g. Expiry Option name, selling, securities to price American, date money purchasing, which the option European paid/ varying relates (Note 7) etc. received etc. per unit e.g. (Note 5) call option n/a (ii) Exercising Product name, e.g. call Number of Exercise price per unit option securities (Note 5) n/a (d) Other dealings (including new securities) (Note 4) Nature of transaction (Note 8) Details Price per unit (if applicable) (Note 5) n/a 4. OTHER INFORMATION Agreements, arrangements or understandings relating to options or derivatives Full details of any agreement, arrangement or understanding between the person disclosing and any other person relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated. None Is a Supplemental Form 8 attached? (Note 9) NO Date of disclosure 9th October 2007 Contact name Stephen Cooper Telephone number 020-7398 1641 Name of offeree/offeror with which associated Abbot Group plc Specify category and nature of associate status (Note 10) Adviser Notes The Notes on Form 8.1 can be viewed on the Takeover Panel's website at www.thetakeoverpanel.org.uk. End: 9 October, 2007 This information is provided by RNS The company news service from the London Stock Exchange