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 29 November 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 22,746,642 5.40% 132,585 0.03% securitie (2) Derivatives 13,119,647 3.11% 13,090,037 3.11% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 35,866,289 8.51% 13,222,622 3.14% (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 Price per unit Securities (GBP) Purchase 341 1.1929 Purchase 4,000 1.1845 Purchase 16 1.1966 Purchase 4,000 1.184 Purchase 2,420 1.187 Purchase 2,500 Transfer Purchase 5,629 1.236 Purchase 196 1.1795 Purchase 6 1.2932 Purchase 240 1.1672 Purchase 2,608 1.15 Purchase 10,000 1.183 Purchase 4,035 1.23 Purchase 1,868 1.1595 Purchase 8,386 1.185 Purchase 8,438 1.185 Purchase 183 1.2932 Purchase 4,000 1.229 Purchase 200 1.2932 Purchase 1,032 1.15 Purchase 1,500 1.1918 Purchase 1,260 1.22 Purchase 2,000 1.1838 Purchase 2,000 1.239 Purchase 3,454 1.158 Purchase 6,466 1.23 Purchase 166 1.1977 Purchase 1,000 1.1972 Purchase 794 1.2932 Purchase 1,413 1.167 Purchase 1,000 1.2292 Purchase 3,000 1.239 Purchase 859 1.1629 Purchase 1,000 1.2348 Purchase 900 1.2198 Purchase 192 1.1557 Purchase 847 1.1799 Purchase 844 1.1836 Purchase 793 1.2395 Purchase 5,000 1.21 Purchase 1,000 1.1972 Purchase 672 1.2232 Purchase 75 1.1658 Purchase 2,004 1.2375 Purchase 106 1.2932 Purchase 2,591 1.149 Purchase 1,900 1.236 Purchase 386 1.2932 Purchase 3,010 1.224 Purchase 48,622 1.234 Purchase 7 1.2163 Purchase 942 1.26 Purchase 435 1.1491 Purchase 825 1.1968 Purchase 1,000 1.159 Purchase 847 1.1657 Purchase 197 1.199 Purchase 609 1.212 Purchase 2,568 1.1595 Purchase 2,000 1.21 Purchase 1,006 1.178 Purchase 720 1.1667 Purchase 26 1.2932 Purchase 773 1.2932 Purchase 1,608 1.23 Purchase 4,035 1.239 Purchase 262 1.179 Purchase 100 1.2932 Purchase 5,508 1.18 Purchase 793 1.167 Purchase 88 1.2306 Purchase 14,946 1.1452 Purchase 233 1.2271 Purchase 1 1.1495 Purchase 800 1.2373 Purchase 559 1.2246 Purchase 26,447 1.166 Purchase 3,258 1.2275 Purchase 3,000 1.238 Purchase 5,000 1.183 Purchase 966 1.228 Purchase 3,000 1.149 Purchase 500 Transfer Purchase 23,330 1.1775 Purchase 500 Transfer Purchase 1,000 1.1975 Purchase 1,000 1.2326 Purchase 96,035 1.1975 Purchase 324 1.2326 Purchase 214 1.1845 Purchase 8,260 1.198 Purchase 406 1.1957 Purchase 100 1.223 Purchase 5,000 1.229 Purchase 500 1.2932 Sale 400 1.1823 Sale 500 1.2225 Sale 4,000 1.221 Sale 1,516 1.221 Sale 1,784 1.19 Sale 57 1.1551 Sale 2,004 1.155 Sale 662 1.1933 Sale 58,507 1.1942 Sale 2,500 1.176 Sale 5,000 1.2148 Sale 1,760 1.165 Sale 182,582 1.1934 Sale 793 1.1603 Sale 6,466 1.165 Sale 322 1.25 Sale 1,407 1.178 Sale 1,000 1.1573 Sale 1,238 1.181 Sale 16 1.1603 Sale 320 1.1932 Sale 3,000 1.16 Sale 512 1.25 Sale 377 1.2187 Sale 300 1.1846 Sale 23,599 1.1688 Sale 28,450 1.15 Sale 500 Transfer Sale 1,000 1.232 Sale 500 1.1564 Sale 500 1.2327 Sale 500 1.1905 Sale 3,000 1.03 Sale 3,500 1.16 Sale 862 1.1777 Sale 2,500 Transfer Sale 699 1.1554 Sale 347 1.1766 Sale 825 1.1682 Sale 10,000 1.18 Sale 1,000 1.1564 Sale 600 1.1802 Sale 31,536 1.15 Sale 51 1.1643 Sale 1,000 1.1936 Sale 100 1.25 Sale 2,258 1.152 Sale 549 1.1616 Sale 3,000 1.17 Sale 628 1.1814 Sale 4,806 1.235 Sale 894 1.1802 Sale 2,000 1.225 Sale 773 1.212 Sale 66,957 1.15 Sale 6 1.1643 Sale 7,007 1.141 Sale 500 1.1934 Sale 3,276 1.16 Sale 1,000 1.2214 Sale 1,000 1.151 Sale 1,000 1.171 Sale 4,000 1.194 Sale 1,550 1.201 Sale 10,000 1.172 Sale 648 1.2355 Sale 48,622 1.18 Sale 48,484 1.15 Sale 16,597 1.201 b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Short 14946 1.1452 CFD Short 23330 1.1774 CFD Short 96035 1.1974 CFD Short 5000 1.229 CFD Long 23599 1.1687 CFD Long 182582 1.1934 CFD Long 58507 1.1942 CFD Long 5000 1.2147 (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 30 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

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Barclays (BARC)
UK 100

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