Rule 8.3 - NORTHERN ROCK 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 NORTHERN ROCK PLC Class of relevant security ORD GBP0.25 to which the dealings being disclosed relate (Note 2) Date of dealing 31 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 25,352,206 6.02% 180,114 0.04% securitie (2) Derivatives 6,909,587 1.64% 7,122,953 1.69% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 32,261,793 7.66% 7,303,067 1.73% (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 1,000 1.8356 Purchase 3,000 1.8278 Purchase 898 1.836 Purchase 2,000 1.7942 Purchase 8,500 1.786 Purchase 23,000 1.84 Purchase 2,047 1.8092 Purchase 472 1.8195 Purchase 1,000 1.8097 Purchase 3,826 1.8294 Purchase 13,671 1.819 Purchase 494 1.8533 Purchase 120 Transfer Purchase 1,000 1.7852 Purchase 500 1.8388 Purchase 3,000 1.8259 Purchase 1,672 1.7942 Purchase 2,000 1.8237 Purchase 261 1.8345 Purchase 10,000 1.8382 Purchase 2,000 1.8345 Purchase 1,251 1.8234 Purchase 266 1.8259 Purchase 54 1.817 Purchase 1,090 1.8342 Purchase 5,000 1.7942 Purchase 5,280 1.8195 Purchase 5,008 1.835 Purchase 165 1.8453 Purchase 23 1.8297 Purchase 250 1.7942 Purchase 3,283 1.8274 Purchase 2,723 1.836 Purchase 1,000 1.7975 Purchase 150 1.836 Purchase 5,524 1.8 Purchase 1,000 Transfer Purchase 5,000 1.8134 Purchase 1,651 1.817 Purchase 1,356 1.8285 Purchase 5,420 1.845 Purchase 4,538 1.8274 Purchase 3,000 1.842 Purchase 225 1.8285 Purchase 139 1.8346 Purchase 1,474 1.8385 Purchase 1,200 1.8439 Purchase 298 1.7942 Purchase 100 1.8258 Purchase 3,000 1.8055 Purchase 4,094 1.8209 Purchase 500 1.7942 Purchase 1,100 1.837 Purchase 1,730 1.8365 Purchase 30,168 1.8147 Purchase 1 1.845 Purchase 769 1.7942 Purchase 265 1.8374 Purchase 270 1.7942 Purchase 5,514 1.7945 Purchase 5,572 1.7945 Purchase 3,089 1.8194 Purchase 4,772 1.8185 Purchase 158,117 1.8434 Purchase 1,178 1.8325 Purchase 2,201 1.817 Purchase 2,715 1.8294 Purchase 5,435 1.8295 Purchase 888 1.8092 Purchase 536 1.8328 Purchase 1,359 1.8384 Purchase 3,000 1.8435 Purchase 1,100 1.8268 Purchase 2,751 1.817 Purchase 296 1.8376 Purchase 191,276 1.8309 Purchase 1,730 1.8365 Purchase 125 1.8085 Purchase 111,978 1.8367 Purchase 2,715 1.8292 Purchase 1,000 1.8055 Purchase 20,667 1.8272 Purchase 4,000 1.7942 Purchase 4,235 1.7942 Purchase 7,500 1.838 Purchase 1,550 1.8055 Sale 500 1.8314 Sale 699 1.8248 Sale 2,507 1.8502 Sale 1,651 1.8506 Sale 4,094 1.8398 Sale 591 1.8223 Sale 3,000 1.8515 Sale 851 1.8248 Sale 130 1.832 Sale 5,524 1.82 Sale 3,000 1.8525 Sale 575 1.8159 Sale 5,008 1.824 Sale 300 1.8033 Sale 4,772 1.8479 Sale 4,015 1.8322 Sale 58 1.8239 Sale 1,300 1.831 Sale 247 1.8525 Sale 680 1.833 Sale 121,283 1.843 Sale 750 1.8315 Sale 2,751 1.8303 Sale 630 1.8382 Sale 497 1.8405 Sale 500 1.8166 Sale 1,730 1.8365 Sale 500 1.8525 Sale 750 1.8315 Sale 13,250 1.821 Sale 632 1.8269 Sale 500 1.7828 Sale 650 1.8404 Sale 1,156 1.8248 Sale 3,000 1.8513 Sale 555 1.844 Sale 4,092 1.833 Sale 780 1.8274 Sale 295 1.8223 Sale 17 1.8319 Sale 1,000 1.821 Sale 3,404 1.8409 Sale 500 1.8513 Sale 462 1.8413 Sale 3,184 1.8315 Sale 1,257 1.8349 Sale 943 1.8385 Sale 600 1.8155 Sale 1,000 1.8513 Sale 1,000 1.8294 Sale 810 1.8119 Sale 500 1.8307 Sale 10,000 1.841 Sale 1,000 1.8001 Sale 5,000 1.833 Sale 1,500 1.84 Sale 475 1.8168 Sale 8,372 1.831 Sale 1,592 1.8315 Sale 247 1.8322 Sale 3,000 1.8398 Sale 2,500 1.8496 Sale 500 1.8387 Sale 2,368 1.8323 Sale 104 1.8398 Sale 392 1.8248 Sale 4,000 1.832 Sale 50 1.8315 Sale 2,723 1.8246 Sale 125 1.8342 Sale 1,000 1.8363 Sale 817 1.8315 Sale 898 1.8324 Sale 5,000 1.821 Sale 1,993 1.8333 Sale 500 1.8333 Sale 700 1.8113 Sale 1,158 1.8307 Sale 2,500 1.8274 Sale 165 1.8266 Sale 1,000 1.8309 Sale 2,279 1.8255 Sale 5,572 1.8233 Sale 7,450 1.805 Sale 658 1.8315 Sale 1,000 1.8406 Sale 321 1.8118 Sale 1,311 1.8381 Sale 2,715 1.8513 Sale 600 1.8283 Sale 2,000 1.8239 Sale 137 1.8323 Sale 494 1.8324 Sale 8,994 1.82 Sale 2,201 1.8525 Sale 9,323 1.822 Sale 566 1.8307 Sale 1,925 1.8307 Sale 1,076 1.7915 Sale 2,715 1.8515 Sale 4,235 1.8315 Sale 1,500 1.8325 Sale 2,011 1.8266 Sale 2,000 1.8407 Sale 3,088 1.833 (b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per unit (e.g. CFD) (Note 6) Securities (GBP) CFD Short 30168 1.8146 CFD Short 20667 1.8271 CFD Short 1730 1.8364 CFD Short 46622 1.8366 CFD Short 111978 1.8367 CFD Short 158117 1.8433 CFD Short 494 1.8533 CFD Long 121283 1.8429 CFD Long 4772 1.8479 (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 01 November 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

Companies

Barclays (BARC)
UK 100

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