Rule 8.3 - ABBOT GROUP

FORM 8.3 DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE (Rule 8.3 of the City Code on Takeovers and Mergers) 1. KEY INFORMATION Name of person dealing BARCLAYS PLC (Note 1) Company dealt in ABBOT GROUP Class of relevant security ORD GBP0.15 to which the dealings being disclosed relate (Note 2) Date of dealing 19 December 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 6,001,510 2.58% 998,241 0.43% securities (2) Derivatives 993,549 0.43% 2,420,529 1.04% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 6,995,059 3.01% 3,418,770 1.47% (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) Class of Long Short relevant security: Number (%) Number (%) (1) Relevant securities (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total (c) Rights to subscribe (Note 3) Class of relevant security: Details 3. DEALINGS (Note 4) (a) Purchases and sales Purchase/sale Number of Securities Price per unit (GBP) Purchase 9,649 3.7852 Purchase 398,529 3.7735 Purchase 2,995 3.7950 Purchase 41,724 3.6227 Purchase 64,992 3.7868 Purchase 697 3.7654 Purchase 383,175 3.7789 Purchase 21,751 3.7889 Purchase 3,755 3.7681 Purchase 398,529 3.7735 Purchase 5,705 3.3903 Purchase 50,000 3.7807 Purchase 5,705 3.3903 Purchase 8,635 3.7857 Purchase 819 3.7831 Purchase 64,992 3.7868 Purchase 819 3.7831 Purchase 271,967 3.7951 Sale 412,200 3.7837 Sale 383,175 3.7789 Sale 64,992 3.7868 Sale 5,705 3.3903 Sale 271,967 3.7940 Sale 697 3.7650 Sale 398,529 3.7735 Sale 8,635 3.7850 Sale 819 3.7831 Sale 41,724 3.6227 Sale 3,755 3.7678 Sale 50,000 3.7800 Sale 5,705 3.3900 Sale 3,286 3.7819 Sale 5,705 3.3903 Sale 21,751 3.7889 Sale 9,649 3.7852 Sale 9,649 3.7852 (b) Derivatives transactions (other than options) Product Long/Short Number of Securities Price Per name, (Note 6) (Note 7) Unit (GBP) e.g. CFD CFD Short 41724 3.6227 CFD Short 697 3.7653 CFD Short 3755 3.7681 CFD Short 50000 3.7806 CFD Short 819 3.7831 CFD Short 8635 3.7857 CFD Short 64992 3.7868 CFD Short 21751 3.7888 CFD Short 271967 3.795 CFD Long 5705 3.3899 CFD Long 29883 3.5909 CFD Long 6838 3.5911 CFD Long 228241 3.7869 CFD Long 271967 3.794 CFD Long 643102 3.7949 (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product name, Writing, Number of Exercise Type, e.g. Expiry Option money e.g. call selling, securities to price American, date paid/received option purchasing, which the option European etc. per unit (GBP) varying etc. relates (GBP) (ii) Exercising Product name, e.g. Number of Exercise price per call option securities unit (Note 5) (d) Other dealings (including new securities) (Note 4) Nature of transaction Details Price per unit (Note 8) (if applicable) (Note 5) 4. OTHER INFORMATION None 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. Is a Supplemental Form 8 attached? (Note 9) NO Date of disclosure 20 December 2007 Contact name BARCLAYS COMPLIANCE Telephone number 020 7116 2913 If a connected EFM, name of offeree/offeror with which connected If a connected EFM, state nature of connection (Note 10) Notes The Notes on Form 8.3 can be viewed on the Takeover Panel's website at www.thetakeoverpanel.org.uk

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Barclays (BARC)
UK 100

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