Rule 8.3 - BAE SYSTEMS PLC

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 BAE SYSTEMS PLC Class of relevant security ORD GBP 0.025 to which the dealings being disclosed relate (Note 2) Date of dealing 24 APRIL 2006 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 120,123,590 (3.73%) 229,921 (0.01%) securities (2) Derivatives 228,575 (0.01%) 2,387,656 (0.07%) (other than options) (3) Options and 0 (0.00%) 4,472,272 (0.14%) agreements to purchase/sell Total 120,352,165 (3.74%) 7,089,849 (0.22%) (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 1,380 4.2646 Purchase 565 4.3038 Purchase 565 4.3038 Purchase 453 4.2982 Purchase 460 4.3013 Purchase 1,176 4.2375 Purchase 56,894 4.2525 Purchase 30,390 4.2509 Purchase 76,210 4.2541 Purchase 1,131 4.2375 Purchase 13,194 4.2509 Purchase 4,200 4.3006 Purchase 1,131 4.2375 Sale 1,200 4.2961 Sale 271 4.2811 Sale 623 4.2931 Sale 409 4.2929 Sale 700 4.2961 (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 76,210 4.2541 CFD Short 56,894 4.2525 CFD Short 4,200 4.3006 CFD Short 30,390 4.2508 CFD Short 13,194 4.2508 CFD Short 110,021 4.2998 (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 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 25 APRIL 2006 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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