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 14 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 24,433,786 5.80% 234,030 0.06% securitie (2) Derivatives 8,785,683 2.09% 9,336,686 2.22% (other than options) (3) Options and 0 0.00% 0 0.00% agreements to purchase/sell Total 33,219,469 7.89% 9,570,716 2.27% (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 (GBP) Securities Purchase 682 1.4649 Purchase 100 1.3973 Purchase 2,686 1.4788 Purchase 407 1.4364 Purchase 2,044 1.4674 Purchase 1,000 1.4473 Purchase 712 1.3874 Purchase 437 1.4874 Purchase 4,873 1.5389 Purchase 192 1.5221 Purchase 3,597 1.3897 Purchase 3,252 1.5129 Purchase 200 1.4599 Purchase 3,626 1.3788 Purchase 2,242 1.4444 Purchase 21,680 1.4499 Purchase 1,000 1.3892 Purchase 1,500 1.3735 Purchase 300 1.5425 Purchase 700 1.3976 Purchase 5,156 1.4449 Purchase 5,000 1.3898 Purchase 1,000 1.3974 Purchase 2,000 1.4086 Purchase 2,836 1.4103 Purchase 2,619 1.4774 Purchase 10,000 1.5241 Purchase 2,000 1.4999 Purchase 1,066 1.3924 Purchase 5,000 1.3878 Purchase 143 1.3949 Purchase 5,000 1.3973 Purchase 4,942 1.4403 Purchase 3,630 1.3772 Purchase 6,309 1.5849 Purchase 281 1.3692 Purchase 500 1.5849 Purchase 149,305 1.4557 Purchase 4,471 1.4449 Purchase 680 1.4449 Purchase 3,000 1.3695 Purchase 4,758 1.4624 Purchase 2,000 1.4842 Purchase 3,000 1.3593 Purchase 2,000 1.5192 Purchase 60 1.5079 Purchase 701 1.4008 Purchase 4,966 1.4995 Purchase 2,000 1.4061 Purchase 2,500 1.5177 Purchase 1,000 1.3962 Purchase 5,000 1.5295 Purchase 4,000 1.3973 Purchase 1,500 1.3849 Purchase 750 1.4086 Purchase 1,000 1.4635 Purchase 2,000 1.4367 Purchase 500 1.4649 Purchase 3,735 1.4365 Purchase 37,636 1.4485 Purchase 10,125 1.4083 Purchase 127,564 1.4876 Purchase 1,413 1.392 Purchase 6,579 1.392 Purchase 347 1.3972 Purchase 5,000 1.3978 Purchase 500 1.4086 Purchase 500 1.3924 Purchase 781 1.388 Purchase 1,000 1.3821 Purchase 1,000 1.3895 Purchase 1,000 1.4924 Purchase 2,000 1.3699 Purchase 3,000 1.4449 Purchase 358 1.3938 Purchase 2,004 1.5299 Purchase 1,000 1.3979 Purchase 1,000 1.5386 Purchase 4,940 1.5079 Purchase 1,619 1.4914 Purchase 2,883 1.3874 Purchase 1,000 1.4649 Purchase 3,595 1.3908 Purchase 830 1.5127 Purchase 1,000 1.3895 Purchase 1,200 1.3718 Purchase 724 1.3972 Purchase 1,000 1.4792 Purchase 1,200 1.367 Purchase 195 1.4924 Purchase 500 1.3824 Purchase 325 1.5079 Purchase 5,718 1.3899 Purchase 1,960 1.4792 Purchase 2,011 1.5206 Purchase 5,000 1.3868 Purchase 2,000 1.5165 Purchase 2,022 1.4724 Purchase 6,834 1.4549 Purchase 2,000 1.3609 Purchase 2,000 1.5349 Purchase 1,013 1.367 Purchase 3,000 1.3735 Purchase 5 1.3972 Purchase 3,139 1.5824 Purchase 709 1.3849 Purchase 3,500 1.3874 Purchase 900 1.4086 Purchase 365 1.4637 Purchase 4,000 1.5383 Purchase 5,365 1.4724 Purchase 2,130 1.3974 Purchase 16,891 1.48 Purchase 542 1.4524 Purchase 1,000 1.3973 Purchase 1,315 1.4899 Purchase 5,000 1.3695 Purchase 5,810 1.5399 Purchase 206 1.3928 Purchase 1,000 1.3908 Purchase 250 1.3973 Sale 1,000 1.5091 Sale 450 1.379 Sale 1,391 1.3962 Sale 1,000 1.5001 Sale 146,254 1.4508 Sale 540 1.3791 Sale 142 1.5126 Sale 3,000 1.4403 Sale 1,984 1.3597 Sale 750 1.4733 Sale 700 1.3791 Sale 5,000 1.5207 Sale 5,500 1.4671 Sale 1,500 1.474 Sale 531 1.4672 Sale 150 1.491 Sale 3,936 1.4551 Sale 3,795 1.3926 Sale 2,048 1.5126 Sale 500 1.461 Sale 1,060 1.383 Sale 3,818 1.383 Sale 4,000 1.4457 Sale 39 1.4043 Sale 4,000 1.534 Sale 3,149 1.387 Sale 1,052 1.5601 Sale 2,000 1.394 Sale 5,810 1.4571 Sale 500 1.4809 Sale 3,000 1.3926 Sale 500 1.4519 Sale 5,000 1.4361 Sale 408 1.5171 Sale 325 1.5376 Sale 575 1.5113 Sale 4,012 1.4902 Sale 180 1.4623 Sale 569 1.4336 Sale 1,936 1.5501 Sale 2,500 1.382 Sale 2,000 1.511 Sale 1,552 1.5119 Sale 900 1.5183 Sale 2,000 1.404 Sale 2,000 1.5001 Sale 50 1.523 Sale 3,628 1.5404 Sale 500 1.512 Sale 3,188 1.4019 Sale 3,000 1.3873 Sale 803 1.5226 Sale 1,081 1.5103 Sale 1,000 1.5164 Sale 500 1.3857 Sale 1,000 1.5126 Sale 5,323 1.3903 Sale 1,000 1.5109 Sale 602 1.4807 Sale 1,294 1.4023 Sale 1,554 1.5106 Sale 1,500 1.5578 Sale 454 1.4963 Sale 95 1.4912 Sale 1,000 1.5681 Sale 314 1.5164 Sale 1,000 1.381 Sale 100 1.5001 Sale 2,004 1.5678 Sale 3,247 1.5301 Sale 500 1.3859 Sale 67 1.5299 Sale 700 1.3791 Sale 430 1.379 Sale 500 1.4857 Sale 21,680 1.516 Sale 1,052 1.382 Sale 1,294 1.4023 Sale 654 1.5326 Sale 4,940 1.3885 Sale 561 1.4806 Sale 21,680 1.496 Sale 2,053 1.4622 Sale 1,000 1.507 Sale 3,360 1.5283 Sale 100 1.5076 Sale 500 1.3791 Sale 1,000 1.483 Sale 2,819 1.3937 Sale 6,309 1.4571 Sale 82 1.3832 Sale 1,640 1.5122 Sale 200 1.503 Sale 1,500 1.507 Sale 1,000 1.5501 Sale 568 1.5601 Sale 1,022 1.5122 Sale 5,365 1.4653 Sale 808 1.5157 Sale 10,946 1.403 Sale 1,000 1.4009 b) Derivatives transactions (other than options) Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Short 10125 1.4082 CFD Short 37636 1.4484 CFD Short 149305 1.4556 CFD Short 127564 1.4875 CFD Long 146254 1.4507 CFD Long 67 1.5 (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 15 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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