Rule 8.3 - LONDON STOCK EXCHANGE 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 LONDON STOCK EXCHANGE PLC Class of relevant security ORD GBP 0.058333 to which the dealings being disclosed relate (Note 2) Date of dealing 11 JANUARY 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 11,931,027 (4.69%) 2,529 (0.00%) securities (2) Derivatives 2,480,682 (0.97%) 3,267 (0.00%) (other than options) (3) Options and 0 (0.00%) 0 (0.00%) agreements to purchase/sell Total 14,411,709 (5.66%) 5,796 (0.00%) (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 8,500 6.5600 (b) Derivatives transactions (other than options) Product Long/Short Number of Securities Price Per name, (Note 6) (Note 7) Unit (GBP) e.g. CFD Swap Short 8,500 6.5600 There were previously undisclosed swap transactions. These are now set up in the table below. TRADE-DATE Long/Short NOMINAL PRICE Resultant Holding 11/02/2005 Long 60,743 Zero premium 60,743 22/02/2005 Long 12,001 Zero premium 72,744 22/02/2005 Long 6,001 Zero premium 78,745 22/02/2005 Long 3,377 Zero premium 82,122 23/02/2005 Long 4,836 Zero premium 86,958 24/02/2005 Long 1,892 Zero premium 88,850 24/02/2005 Long 6,000 Zero premium 94,850 25/02/2005 Long 18,750 Zero premium 113,600 25/02/2005 Long 12,000 Zero premium 125,600 15/03/2005 Long 6,347 Zero premium 131,947 17/03/2005 Long 1,280 Zero premium 133,227 18/03/2005 Long 3,840 Zero premium 137,067 21/03/2005 Long 1,280 Zero premium 138,347 22/03/2005 Long 11,681 Zero premium 150,028 24/03/2005 Long 5,120 Zero premium 155,148 30/03/2005 Long 5,120 Zero premium 160,268 31/03/2005 Long 169,974 Zero premium 330,242 31/03/2005 Short 6,347 Zero premium 323,895 31/03/2005 Short 18,750 Zero premium 305,145 31/03/2005 Short 12,000 Zero premium 293,145 31/03/2005 Short 1,892 Zero premium 291,253 31/03/2005 Short 6,000 Zero premium 285,253 31/03/2005 Short 4,836 Zero premium 280,417 31/03/2005 Short 12,001 Zero premium 268,416 31/03/2005 Short 6,001 Zero premium 262,415 31/03/2005 Short 5,120 Zero premium 257,295 31/03/2005 Short 11,681 Zero premium 245,614 31/03/2005 Short 1,280 Zero premium 244,334 31/03/2005 Short 3,840 Zero premium 240,494 31/03/2005 Short 1,280 Zero premium 239,214 31/03/2005 Short 3,377 Zero premium 235,837 31/03/2005 Short 60,743 Zero premium 175,094 31/03/2005 Short 5,120 Zero premium 169,974 05/04/2005 Long 11,983 Zero premium 181,957 08/04/2005 Long 595 Zero premium 182,552 18/04/2005 Long 1,360 Zero premium 183,912 19/04/2005 Long 4,420 Zero premium 188,332 29/04/2005 Long 188,332 Zero premium 376,664 29/04/2005 Short 4,420 Zero premium 372,244 29/04/2005 Short 1,360 Zero premium 370,884 29/04/2005 Short 595 Zero premium 370,289 29/04/2005 Short 11,983 Zero premium 358,306 29/04/2005 Short 169,974 Zero premium 188,332 10/05/2005 Long 12,519 Zero premium 200,851 12/05/2005 Short 1,441 Zero premium 199,410 19/05/2005 Short 10,799 Zero premium 188,611 20/05/2005 Short 29,498 Zero premium 159,113 24/05/2005 Short 2,879 Zero premium 156,234 25/05/2005 Short 4,321 Zero premium 151,913 06/06/2005 Short 1,439 Zero premium 150,474 01/07/2005 Short 10,400 Zero premium 140,074 15/07/2005 Long 7,819 Zero premium 147,893 18/07/2005 Long 5,590 Zero premium 153,483 19/07/2005 Long 5,600 Zero premium 159,083 29/07/2005 Short 11,050 Zero premium 148,033 02/08/2005 Short 1,040 Zero premium 146,993 03/08/2005 Short 2,600 Zero premium 144,393 04/08/2005 Short 5,200 Zero premium 139,193 05/08/2005 Short 4,160 Zero premium 135,033 10/08/2005 Short 520 Zero premium 134,513 15/08/2005 Short 520 Zero premium 133,993 16/09/2005 Short 992 Zero premium 133,001 19/10/2005 Short 24,000 Zero premium 109,001 20/10/2005 Short 8,000 Zero premium 101,001 30/11/2005 Long 2,014,177 Zero premium 2,115,178 30/11/2005 Short 5,600 Zero premium 2,109,578 30/11/2005 Short 5,590 Zero premium 2,103,988 30/11/2005 Short 7,819 Zero premium 2,096,169 30/11/2005 Short 12,519 Zero premium 2,083,650 30/11/2005 Short 69,473 Zero premium 2,014,177 04/01/2006 Long 412,700 Zero premium 2,426,877 (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 (Note varying etc. relates (Note 7) 5) (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 12 JANUARY 2006 Contact name BARCLAYS CORPORATE SECRETARIAT 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

Companies

Barclays (BARC)
UK 100