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 MARCH 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 111,741,415 (3.47%) 98,017 (0.00%) securities (2) Derivatives 98,017 (0.00%) 2,865,264 (0.09%) (other than options) (3) Options and 0 (0.00%) 4,472,272 (0.14%) agreements to purchase/sell Total 111,839,432 (3.47%) 7,435,553 (0.23%) (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 1,200 4.1965 Purchase 1,300 4.2037 Purchase 690 4.2077 Purchase 925 4.2077 Purchase 1,026 4.1855 Purchase 500 4.1777 Purchase 690 4.1990 Sale 500 4.1960 Sale 1,201 4.1911 Sale 1,481 4.1948 Purchase 49 4.1850 Purchase 21,751 4.2007 Sale 22,757 4.1992 Sale 49 4.1850 Sale 9,176 4.1992 Sale 43,463 4.1909 Sale 49 4.1850 Purchase 15,148 4.1945 Purchase 15,605 4.1945 Purchase 11,443 4.1945 Purchase 7,118 4.1945 Purchase 6,471 4.1945 Purchase 7,503 4.1945 Purchase 7,978 4.1945 Purchase 51,464 4.1945 Purchase 9,356 4.1945 Purchase 2,580 4.2000 Sale 6,898 4.1982 Sale 9,826 4.1982 (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 Long 2,000 4.2021 CFD Long 43,463 4.1909 CFD Long 9,176 4.1992 CFD Long 22,757 4.1992 CFD Long 49 4.1851 CFD Short 12,559 4.2015 CFD Short 21,751 4.2007 CFD Long 65,653 4.1945 (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 27 MARCH 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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