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               18 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        24,149,943   5.73%          195,512  0.05%
securities
(2) Derivatives      5,830,242   1.38%        5,357,171  1.27%
(other than
options)
(3) Options and              0   0.00%                0   0.00%
agreements to
purchase/sell

Total               29,980,185   7.12%        5,552,683   1.32%

(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            6,574                   2.1175
Purchase            116                     2.071
Purchase            953                     1.9924
Purchase            246                     2.0246
Purchase            2,000                   2.0875
Purchase            1,000                   2.0473
Purchase            1,000                   2.0238
Purchase            1,000                   2.0444
Purchase            4                       2.1285
Purchase            1,000                   2.0438
Purchase            10,000                  2.0875
Purchase            15,112                  2.1175
Purchase            1,931                   2.0567
Purchase            1,456                   2.0444
Purchase            1,000                   2.1134
Purchase            491                     2.0019
Purchase            2,000                   2.0962
Purchase            187                     2.1281
Purchase            1,500                   2.0869
Purchase            2,309                   2.1494
Purchase            2,305                   2.08
Purchase            1,473                   2.0356
Purchase            4,000                   2.0494
Purchase            1,000                   2.0967
Purchase            3,000                   2.1094
Purchase            2,000                   2.0869
Purchase            1,920                   2.0536
Purchase            1,500                   2.0827
Purchase            4,755                   2.09
Purchase            1,000                   2.0444
Purchase            1,000                   2.1256
Purchase            1,465                   2.0473
Purchase            1,000                   2.1369
Purchase            5,000                   2.0461
Purchase            5,000                   2.0235
Purchase            2,437                   2.0376
Purchase            2,383                   2.0977
Purchase            200                     2.1117
Purchase            470                     2.1256
Purchase            1,000                   2.0356
Purchase            650                     2.0792
Purchase            250                     2.0235
Purchase            400                     2.0919
Purchase            250                     2.0385
Purchase            230                     1.9974
Purchase            1,000                   2.0235
Purchase            5,000                   2.0444
Purchase            3,360                   2.1073
Purchase            3,000                   2.0413
Purchase            3,695                   2.0295
Purchase            296                     2.0246
Purchase            500                     2.052
Purchase            46                      2.1253
Purchase            1,000                   2.1226
Purchase            1,000                   2.056
Purchase            390                     2.0494
Purchase            500                     2.1142
Purchase            2,197                   2.0476
Purchase            4,265                   2.1097
Purchase            5,000                   2.0235
Purchase            200                     2.1097
Purchase            6,700                   2.14
Purchase            207,787                 2.0587
Purchase            699                     2.124
Purchase            493                     2.026
Purchase            12,315                  2.03
Purchase            500                     1.9924
Purchase            487                     2.0521
Purchase            2,643                   2.0296
Purchase            2,000                   2.0288
Purchase            474                     2.0727
Purchase            10,000                  2.0671
Purchase            800                     2.0263
Purchase            1,000                   2.1269
Purchase            1,000                   2.0392
Purchase            4,421                   2.0238
Purchase            938                     2.1122
Purchase            500                     2.0763
Purchase            500                     2.0469
Purchase            4,900                   2.0461
Purchase            1,000                   2.0776
Purchase            491                     2.0338
Purchase            2,000                   2.0444
Purchase            1,000                   2.0171
Purchase            1,000                   2.0195
Purchase            1,000                   2.0485
Purchase            769                     2.0794
Purchase            749                     2.0473
Purchase            1,000                   2.0192
Purchase            2,579                   2.0419
Purchase            98                      2.0285
Purchase            1,000                   2.1277
Purchase            18                      2.0235
Purchase            3,415                   2.0492
Purchase            1,459                   2.0406
Purchase            500                     2.0094
Purchase            750                     2.0844
Purchase            10,000                  2.0436
Purchase            2,799                   2.13
Purchase            2,000                   2.11
Purchase            2,000                   2.0444
Purchase            472                     2.1121
Purchase            1,100                   2.0388
Purchase            468                     2.0288
Purchase            3,000                   2.1244
Purchase            200                     2.0192
Purchase            195                     2.0469
Purchase            866                     2.1096
Purchase            81,939                  2.0625
Purchase            194                     2.0566
Purchase            632                     2.0188
Purchase            956                     2.0919
Purchase            300                     2.0527
Purchase            551                     2.027
Purchase            1,000                   2.0494
Purchase            464                     2.1285
Purchase            4,859                   2.0463
Purchase            478                     2.0891
Purchase            626                     2.0444
Purchase            1,007                   2.0794
Purchase            450                     2.0731
Purchase            4,000                   2.051
Purchase            3,000                   1.9924
Purchase            500                     2.0913
Purchase            733                     2.046
Purchase            1,219                   2.0296
Purchase            3,000                   2.0371
Purchase            1,000                   2.0263
Purchase            5,500                   2.105
Purchase            3,000                   2.08
Purchase            1,950                   2.0367
Purchase            481                     2.0427
Purchase            1,000                   2.1122
Purchase            495                     2.0195
Purchase            500                     2.0263
Purchase            1,000                   2.0295
Purchase            1,000                   2.047
Purchase            1,250                   2.1063
Purchase            468                     2.1094
Purchase            1,000                   2.0448
Purchase            1,000                   2.0461
Purchase            4,000                   2.1069
Purchase            2,000                   2.0192
Purchase            2,439                   2.0492
Purchase            2,847                   2.0944
Purchase            50,000                  2.1125
Purchase            28,800                  2.1
Purchase            1,000                   2.0419
Purchase            500                     2.0556
Purchase            4,396                   2.0469
Purchase            1,000                   2.07
Purchase            610                     2.1281
Purchase            2,750                   2.0192
Purchase            492                     1.9974
Purchase            2,334                   2.1281
Purchase            1,000                   2.0588
Purchase            247                     2.0444
Purchase            2,500                   2.1292
Purchase            2,062                   2.097
Purchase            100,000                 2.0925
Purchase            2,437                   2.0296
Purchase            2,086                   2.095
Purchase            383                     2.0873
Purchase            2,000                   2.0444
Purchase            800                     2.0313
Purchase            5,000                   2.0585
Purchase            4,921                   2.0192
Purchase            1,007                   2.0485
Purchase            60                      2.0188
Purchase            2,500                   2.0469
Purchase            1,838                   2.0698
Purchase            1,944                   2.0436
Purchase            1,500                   2.0994
Purchase            5,008                   2.1075
Purchase            1,446                   2.0742
Purchase            100                     2.0481
Purchase            5,000                   2.1113
Purchase            1,424                   2.09
Purchase            5,000                   2.1146
Purchase            100                     2.1266
Purchase            979                     2.0195
Purchase            2,400                   2.0825
Purchase            100                     1.9924
Purchase            2,350                   2.1119
Purchase            500                     2.0188
Purchase            3,300                   2.0267
Purchase            7,069                   2.11
Purchase            3,323                   2.0919
Purchase            300                     2.0685
Purchase            2,250                   2.1288
Purchase            2,500                   2.1236
Purchase            190                     2.0221
Purchase            5,000                   2.0435
Purchase            1,000                   2.0585
Purchase            46,062                  2.0725
Purchase            250                     2.0588
Purchase            2,427                   2.0469
Purchase            500                     2.1
Purchase            303                     2.1117
Purchase            400                     2.1211
Purchase            2,364                   2.1144
Purchase            1,000                   2.1011
Purchase            38,301                  2.0245
Purchase            94                      2.1263
Purchase            2,386                   2.095
Purchase            243                     2.0492
Purchase            1,000                   2.0285
Purchase            4,000                   2.0794
Purchase            15,734                  2.1
Purchase            2,396                   2.0867
Purchase            493                     2.026
Purchase            5,000                   2.1494
Purchase            4,867                   2.0542
Sale                5,008                   2.0506
Sale                1,350                   2.0304
Sale                4,500                   2.0353
Sale                986                     2.0406
Sale                2,984                   2.0496
Sale                1,715                   2.078
Sale                1,470                   2.078
Sale                1,000                   2.0907
Sale                72                      Transfer
Sale                5,000                   2.0368
Sale                272                     1.9755
Sale                2,847                   2.0339
Sale                494                     2.0157
Sale                2,427                   2.1137
Sale                1,084                   2.1193
Sale                4,593                   2.083
Sale                1,000                   2.0993
Sale                204,631                 2.0758
Sale                802                     2.0536
Sale                248                     2.0204
Sale                5,000                   2.091
Sale                500                     2.1168
Sale                2,034                   2.1112
Sale                480                     2.1115
Sale                50                      2.1212
Sale                1,000                   2.0511
Sale                2,583                   2.0673
Sale                2,000                   2.1213
Sale                500                     2.0822
Sale                735                     2.0186
Sale                400                     2.0922
Sale                381                     2.0393
Sale                1,100                   2.1011
Sale                316                     2.0168
Sale                6,500                   2.0304
Sale                2,400                   2.1106
Sale                494                     2.0105
Sale                4,421                   2.0307
Sale                1,000                   2.0831
Sale                5,000                   2.0556
Sale                1,000                   2.1043
Sale                2,000                   2.0418
Sale                2,900                   2.1323
Sale                700                     2.0279
Sale                260                     2.0861
Sale                4,000                   2.1106
Sale                1,000                   2.0378
Sale                633                     2.0354
Sale                3,000                   2.0232
Sale                1,000                   2.1171
Sale                4,265                   2.105
Sale                6,574                   2.0604
Sale                1,465                   2.0757
Sale                964                     2.1212
Sale                4,921                   2.0451
Sale                1,000                   2.0354
Sale                2,000                   2.054
Sale                1,237                   Transfer
Sale                1,150                   2.0354
Sale                6,000                   2.0279
Sale                987                     2.0476
Sale                500                     2.1015
Sale                107,500                 2.0225
Sale                1,000                   2.0397
Sale                946                     2.1276
Sale                4,791                   2.0705
Sale                2,871                   2.1262
Sale                4,859                   2.0812
Sale                1,000                   2.0393
Sale                2,631                   2.0612
Sale                140                     2.1215
Sale                1,923                   2.0847
Sale                4,000                   2.0261
Sale                4,500                   2.1206
Sale                365                     2.1211
Sale                45                      2.0747
Sale                3,300                   2.0611
Sale                2,000                   2.0597
Sale                3,859                   2.0311
Sale                4,396                   2.0831
Sale                15,500                  2.1105
Sale                1,000                   2.1012
Sale                2,000                   2.1143
Sale                1,400                   2.0831
Sale                657                     2.0351
Sale                3,000                   2.11
Sale                1,000                   2.1125
Sale                1,925                   2.0436
Sale                7,000                   2.0587
Sale                4,553                   2.045
Sale                2,000                   2.033
Sale                1,967                   2.0962
Sale                980                     2.054
Sale                748                     2.0157
Sale                992                     2.0105
Sale                2,208                   2.0157
Sale                3,000                   2.1106
Sale                1,000                   2.0136
Sale                2,000                   2.1276
Sale                4,000                   2.0611
Sale                221                     2.0105
Sale                390                     2.1257
Sale                1,218                   2.054
Sale                2,573                   2.1031
Sale                470                     2.0922
Sale                1,000                   2.0468
Sale                679                     2.0361
Sale                143                     2.1205
Sale                13,079                  2.0605
Sale                1,824                   2.1043
Sale                4,900                   2.0805
Sale                3,689                   2.0354
Sale                5,000                   2.1193
Sale                2,439                   2.0476
Sale                230                     2.0279
Sale                3,500                   2.0457
Sale                1,500                   2.0618
Sale                1,101                   2.0304
Sale                656                     2.0943
Sale                4,867                   2.0355
Sale                1,000                   2.0335
Sale                6,000                   2.0712
Sale                2,213                   2.1276
Sale                1,000                   2.0379
Sale                1,000                   2.0443
Sale                2,000                   2.0516
Sale                2,250                   2.0215
Sale                455                     2.0726
Sale                13,000                  2.118
Sale                3,000                   2.0612
Sale                1,000                   2.0504
Sale                691                     2.0211
Sale                1,000                   2.0247
Sale                1,831                   2.0551
Sale                5,000                   2.1107
Sale                5,500                   2.1175
Sale                500                     2.1107
Sale                665                     2.0365
Sale                4                       2.0768
Sale                100                     2.0204
Sale                500                     2.0436
Sale                28,800                  2.05
Sale                2,579                   2.0706
Sale                572                     2.1137
Sale                646                     2.034
Sale                4,622                   2.1105
Sale                3,000                   2.1056
Sale                600                     2.1131
Sale                500                     2.0215
Sale                1,920                   2.0665
Sale                94                      2.0261
Sale                129                     2.0597
Sale                324                     2.013
Sale                49,000                  2.02
Sale                956                     2.0507
Sale                2,426                   2.0357
Sale                15,112                  2.1105

NB: The below transactions which were previously disclosed have been cancelled
Deal Date        Purchase/Sale         Number of Securities    Price per unit (GBP)
12/10/2007       Purchase              1,857                   2.6750

(b)  Derivatives transactions (other than options)
Product name,   Long/Short       Number of      Price per unit
(e.g. CFD)      (Note 6)         Securities     (GBP)
CFD             Short            38301          2.0244
CFD             Short            207787         2.0586
CFD             Long             2984           2.0496
CFD             Long             2583           2.0672
CFD             Long             204631         2.0757

(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                         19 October 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


DETAILS OF OPEN POSITIONS
(This form should be attached to Form 8.1, Form 8.1(b)(ii) or Form 8.3, as appropriate)

Product name,      Written or    Number of Securities to   Exercise Price   Type, e.g.     Expiry Date
e.g. call option   Purchased     which the option or       (Note 2)         American,
                                 derivative relates                         European etc.

Where there are open option positions or open derivative positions (except for CFD's), full details

should be given.
Full details of any existing agreements to purchase or to sell should also be given on this form.
2. For all prices and other monetary amounts, the currency must be stated.

For details of the Code's dealing disclosure requirements, see Rule 8 and its Notes which can be viewed on the Takeover
Panel's website at www.thetakeoverpanel.org.uk