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               17 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        23,929,135   5.68%          195,512   0.05%
securities
(2) Derivatives      5,620,044   1.33%        5,111,083  1.21%
(other than
options)
(3) Options and              0   0.00%                0   0.00%
agreements to
purchase/sell

Total               29,549,179   7.02%         5,306,595  1.26%

(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            267                     2.2422
Purchase            4,000                   2.1894
Purchase            400                     2.1391
Purchase            3,400                   2.2966
Purchase            2,727                   2.1997
Purchase            7,314                   2.17
Purchase            7,500                   2.1997
Purchase            4,685                   2.1222
Purchase            48                      2.2646
Purchase            368                     2.17
Purchase            1,153                   2.1497
Purchase            1,000                   2.1497
Purchase            500                     2.2171
Purchase            1,000                   2.1272
Purchase            455                     2.1697
Purchase            1,868                   2.1268
Purchase            1,919                   2.0694
Purchase            421                     2.1372
Purchase            2,360                   2.1044
Purchase            2,000                   2.1194
Purchase            2,175                   2.2797
Purchase            1,385                   2.1497
Purchase            2,000                   2.0844
Purchase            4,689                   2.1322
Purchase            935                     2.1194
Purchase            238                     2.0994
Purchase            4,535                   2.2047
Purchase            205                     2.2347
Purchase            2,000                   2.1796
Purchase            3,615                   2.1848
Purchase            4,541                   2.1892
Purchase            2,093                   2.1497
Purchase            3,000                   2.1848
Purchase            1,412                   2.1945
Purchase            1,000                   2.1718
Purchase            3,000                   2.1796
Purchase            2,500                   2.1597
Purchase            2,000                   2.1896
Purchase            3,177                   2.19
Purchase            92                      2.1697
Purchase            3,362                   2.2172
Purchase            4,000                   2.1497
Purchase            1,086                   2.2794
Purchase            2,289                   2.17
Purchase            773                     2.07
Purchase            2,500                   2.1044
Purchase            5,000                   2.2575
Purchase            5,000                   2.1069
Purchase            977                     2.2443
Purchase            2,000                   2.2497
Purchase            1,300                   2.1272
Purchase            500                     2.2397
Purchase            700                     2.229
Purchase            4,207                   2.1397
Purchase            500                     2.0944
Purchase            430                     2.2821
Purchase            114                     2.1865
Purchase            68                      2.1769
Purchase            5,000                   2.1486
Purchase            1,000                   2.1194
Purchase            2,311                   2.1194
Purchase            25,826                  2.2225
Purchase            250                     Transfer
Purchase            13,000                  2.175
Purchase            1,000                   2.2221
Purchase            500                     2.1497
Purchase            1,382                   2.1697
Purchase            2,628                   2.2685
Purchase            4,587                   2.1797
Purchase            2,132                   2.0944
Purchase            3,000                   2.2309
Purchase            250                     2.0944
Purchase            1,000                   2.2547
Purchase            100                     2.1896
Purchase            5,000                   2.1697
Purchase            94                      2.1268
Purchase            4,690                   2.1192
Purchase            700                     2.1394
Purchase            3,417                   2.1944
Purchase            2,344                   2.1194
Purchase            2,198                   2.2597
Purchase            398                     2.2662
Purchase            20,930                  2.15
Purchase            1,000                   2.15
Purchase            2,321                   2.1397
Purchase            4,000                   2.2171
Purchase            5,000                   2.2596
Purchase            2,000                   2.119
Purchase            1,050                   2.1072
Purchase            2,357                   2.1072
Purchase            824                     2.1194
Purchase            500                     2.0644
Purchase            1,848                   2.1472
Purchase            441                     2.2397
Purchase            2,000                   2.1722
Purchase            2,000                   2.1497
Purchase            1,901                   2.1695
Purchase            1,426                   2.17
Purchase            1,000                   2.24
Purchase            5,000                   2.2334
Purchase            5,000                   2.2596
Purchase            4,425                   2.2597
Purchase            934                     2.1397
Purchase            1,312                   2.2856
Purchase            41                      2.1268
Purchase            1,370                   2.1897
Purchase            3,094                   2.2472
Purchase            924                     2.144
Purchase            10,000                  2.19
Purchase            1,332                   2.2522
Purchase            10,000                  2.255
Purchase            200                     2.1362
Purchase            1,000                   2.0894
Purchase            3,000                   2.1697
Purchase            1,000                   2.1497
Purchase            2,700                   2.2222
Purchase            1,425                   2.1044
Purchase            5,008                   2.24
Purchase            2,200                   2.2675
Purchase            4,580                   2.1697
Purchase            500                     2.1447
Purchase            1,408                   2.1848
Purchase            922                     2.1497
Purchase            4,000                   2.2194
Purchase            1,010                   2.1094
Purchase            1,140                   2.1697
Purchase            4,627                   2.1486
Purchase            2,000                   2.1194
Purchase            3,279                   2.07
Purchase            1,819                   2.1989
Purchase            1,000                   2.1562
Purchase            1,200                   2.1347
Purchase            2,184                   2.2269
Purchase            1,000                   2.2597
Purchase            2,000                   2.1497
Purchase            2,040                   2.1397
Purchase            39                      2.221
Purchase            2,737                   2.15
Purchase            2,000                   2.229
Purchase            5,000                   2.2172
Purchase            2,250                   2.2221
Purchase            475                     2.1019
Purchase            1,000                   2.2169
Purchase            1,000                   2.1218
Purchase            940                     2.2822
Purchase            1,000                   2.1772
Purchase            2,500                   2.1496
Purchase            2,392                   2.0894
Purchase            656                     2.2622
Purchase            636                     2.1697
Purchase            1,300                   2.2392
Purchase            47,201                  2.24
Purchase            1,000                   2.1768
Purchase            3,888                   2.1342
Purchase            4,419                   2.2497
Purchase            2,000                   2.2222
Purchase            888                     2.2269
Purchase            877                     2.2597
Purchase            1,567                   2.2172
Purchase            2,894                   2.0944
Purchase            1,598                   2.1897
Purchase            2,691                   2.229
Purchase            4,405                   2.2697
Purchase            1,013                   2.1697
Purchase            1,321                   2.2531
Purchase            4,716                   2.12
Purchase            1,000                   2.1497
Purchase            1,260                   2.1897
Purchase            2,871                   2.0894
Purchase            3,500                   2.19
Purchase            4,187                   2.1491
Purchase            21,633                  2.265
Purchase            16,434                  2.185
Purchase            1,034                   2.0944
Purchase            2,000                   2.0894
Purchase            5,000                   2.1769
Purchase            622                     2.1697
Purchase            297                     2.1797
Purchase            40,000                  2.165
Purchase            3,000                   2.17
Purchase            500                     2.1897
Purchase            1,000                   2.1194
Purchase            200                     2.2622
Purchase            223                     2.1695
Purchase            2,289                   2.1696
Purchase            4,791                   2.1997
Purchase            2,000                   2.1072
Purchase            1,843                   2.1696
Purchase            911                     2.1696
Purchase            358                     2.1997
Purchase            3,401                   2.2048
Purchase            2,627                   2.2693
Purchase            35                      2.2472
Purchase            2,243                   2.229
Purchase            1,085                   2.2246
Purchase            1,789                   2.2197
Purchase            1,785                   2.24
Purchase            1,000                   2.2138
Purchase            225                     2.1996
Purchase            4,000                   2.2493
Purchase            2,300                   2.1597
Purchase            7,000                   2.1497
Purchase            300                     2.1997
Purchase            238                     2.0942
Purchase            3,000                   2.2447
Purchase            1,000                   2.2568
Purchase            224                     2.2593
Purchase            1,806                   2.1997
Purchase            1,219                   2.1997
Purchase            2,377                   2.09
Purchase            1,007                   2.1697
Purchase            3,000                   2.17
Purchase            1,000                   2.1871
Purchase            23                      2.1697
Purchase            5,000                   2.1397
Purchase            1,000                   2.2219
Purchase            5,000                   2.2197
Purchase            4,608                   2.1697
Purchase            927                     2.1392
Purchase            2,362                   2.1168
Purchase            500                     2.1897
Purchase            1,843                   2.17
Purchase            20,999                  2.2175
Purchase            2,000                   2.2247
Purchase            1,415                   2.1192
Purchase            2,000                   2.1392
Purchase            5,000                   2.2297
Purchase            450                     2.1848
Purchase            1,489                   2.2692
Purchase            10,000                  2.2
Purchase            2,931                   2.2647
Purchase            438                     2.2797
Purchase            500                     2.2373
Purchase            4,583                   2.1695
Purchase            11,086                  2.255
Purchase            2,463                   2.2272
Purchase            2,581                   2.2175
Purchase            3,201                   2.1868
Purchase            1,000                   2.1894
Purchase            437                     2.2837
Purchase            11,355                  2.19
Purchase            5,000                   2.17
Purchase            192                     2.234
Purchase            2,000                   2.1194
Purchase            173                     2.2217
Purchase            20,000                  2.2375
Purchase            1,921                   2.0819
Purchase            90                      2.2197
Purchase            2,740                   2.1894
Purchase            10,000                  2.2
Purchase            500                     2.2293
Purchase            3,000                   2.1387
Purchase            14,712                  2.2294
Purchase            3,164                   2.075
Purchase            1,848                   2.1497
Purchase            2,208                   2.2475
Purchase            2,829                   2.1497
Purchase            150                     2.2347
Purchase            1,000                   2.2397
Purchase            1,000                   2.0944
Purchase            779                     2.1547
Purchase            5,400                   2.1154
Purchase            2,290                   2.1684
Purchase            700                     2.1695
Purchase            2,325                   2.1497
Purchase            3,000                   2.1268
Purchase            2,000                   2.1268
Purchase            5,500                   2.1904
Purchase            1,000                   2.19
Purchase            46,082                  2.17
Purchase            500                     2.1219
Purchase            1,343                   2.2172
Purchase            1,000                   2.1497
Purchase            186,638                 2.1873
Purchase            1,000                   2.2797
Sale                7,000                   2.213
Sale                418                     2.1543
Sale                14,712                  2.2294
Sale                2,758                   2.1675
Sale                4,627                   2.1108
Sale                100                     2.1605
Sale                500                     2.2256
Sale                544                     2.115
Sale                4,000                   2.2343
Sale                5,000                   2.0855
Sale                267                     2.1237
Sale                4,808                   2.163
Sale                1,500                   2.1007
Sale                8,000                   2.2275
Sale                3,300                   2.2731
Sale                2,369                   2.2531
Sale                500                     2.183
Sale                179,197                 2.2092
Sale                2,727                   2.215
Sale                14,712                  2.2294
Sale                798                     2.1356
Sale                500                     2.2356
Sale                1,000                   2.2681
Sale                45,000                  2.1
Sale                3,695                   2.133
Sale                2,737                   2.2512
Sale                3,000                   2.1903
Sale                1,000                   2.1728
Sale                4,035                   2.2728
Sale                5,400                   2.2246
Sale                46,082                  2.23
Sale                5,000                   2.223
Sale                269                     2.1606
Sale                4,854                   2.0605
Sale                500                     2.2729
Sale                279                     2.144
Sale                9,696                   2.0875
Sale                3,899                   2.1543
Sale                2,916                   2.1606
Sale                377                     2.1237
Sale                1,000                   2.2321
Sale                3,000                   2.2605
Sale                4,000                   2.0605
Sale                500                     2.0855
Sale                1,750                   2.1625
Sale                22                      2.164
Sale                540                     2.1608
Sale                500                     2.1767
Sale                125                     2.167
Sale                877                     2.2228
Sale                1,000                   2.1807
Sale                987                     2.1807
Sale                15,000                  2.25
Sale                3,000                   2.1919
Sale                219                     2.2087
Sale                4,315                   2.0858
Sale                500                     2.1679
Sale                940                     2.2211
Sale                107                     2.1353
Sale                636                     2.1855
Sale                1,000                   2.2508
Sale                1,000                   2.22
Sale                1,000                   2.2018
Sale                295                     2.2154
Sale                432                     2.2186
Sale                2,000                   2.0855
Sale                2,384                   2.101
Sale                493                     2.1936
Sale                192                     2.2106
Sale                9,053                   2.2137
Sale                250                     Transfer
Sale                299                     2.2143
Sale                2,899                   2.2503
Sale                5,000                   2.2512
Sale                1,941                   2.2681
Sale                30                      2.1503
Sale                931                     2.2803
Sale                1,300                   2.2732
Sale                1,000                   2.1028
Sale                421                     2.163
Sale                1,500                   2.1903
Sale                413                     2.163
Sale                2,000                   2.2155
Sale                1,000                   2.1155
Sale                2,093                   2.1655
Sale                244                     2.1887
Sale                924                     2.1105
Sale                300                     2.2107
Sale                300                     2.2728
Sale                1,217                   2.1903
Sale                7,000                   2.113
Sale                378                     2.2087
Sale                377                     2.1828
Sale                288                     2.1608
Sale                500                     2.1804
Sale                1,500                   2.1006
Sale                1,285                   2.164
Sale                5,000                   2.2195
Sale                447                     2.1103
Sale                1,000                   2.1712
Sale                2,888                   2.078
Sale                223                     2.1572
Sale                2,500                   2.1605
Sale                385                     2.2087
Sale                5,000                   2.2555
Sale                3,544                   2.2579
Sale                368                     2.2675
Sale                115                     2.2709
Sale                7,314                   2.173
Sale                2,627                   2.2728
Sale                443                     2.1003
Sale                500                     2.2628
Sale                2,558                   2.2156
Sale                2,232                   2.2728
Sale                975                     2.2234
Sale                2,000                   2.1131
Sale                1,094                   2.1655
Sale                200                     2.1596
Sale                2,000                   2.2728
Sale                1,000                   2.2728
Sale                700                     2.2168
Sale                673                     2.177
Sale                480                     2.156
Sale                551                     Transfer
Sale                500                     2.2256
Sale                3,362                   2.2362
Sale                198                     2.1833
Sale                21,088                  2.22
Sale                590                     2.2206
Sale                341                     2.2037
Sale                647                     2.1703
Sale                1,000                   2.2728
Sale                200                     2.1387
Sale                4,000                   2.1005
Sale                346                     2.1608
Sale                4,689                   2.1655
Sale                49                      2.2703
Sale                651                     2.1226
Sale                2,000                   2.1753
Sale                1,629                   2.1503
Sale                1,293                   2.2725
Sale                1,586                   2.1503
Sale                1,500                   2.1655
Sale                447                     2.1608
Sale                2,700                   2.2143
Sale                2,464                   2.1767
Sale                826                     2.163
Sale                832                     2.1212
Sale                552                     2.2278
Sale                404                     2.0855
Sale                217                     2.2703
Sale                470                     2.1337
Sale                2,289                   2.2364
Sale                400                     2.2185
Sale                300                     2.167
Sale                619                     2.1807
Sale                257                     2.2315
Sale                1,000                   2.1736
Sale                2,258                   2.2531
Sale                500                     2.1665
Sale                1,630                   2.1153
Sale                35,817                  2.1
Sale                1,709                   2.1178
Sale                1,255                   2.1503
Sale                1,000                   2.1275
Sale                2,000                   2.223
Sale                5,374                   2.225
Sale                13,000                  2.1625
Sale                4,419                   2.2703
Sale                210                     2.2703
Sale                500                     2.0855
Sale                927                     2.2278
Sale                225                     2.2729
Sale                118                     2.215
Sale                2,000                   2.2605
Sale                1,000                   2.1572
Sale                327                     2.2311
Sale                1,086                   2.1672
Sale                922                     2.2276
Sale                3,000                   2.1605
Sale                1,074                   2.1725
Sale                135                     2.1028
Sale                500                     2.2703
Sale                513                     2.173
Sale                5,000                   2.2514
Sale                700                     2.1745
Sale                3,711                   2.0905
Sale                3,000                   2.2478
Sale                7,500                   2.0855
Sale                21,633                  2.085
Sale                2,700                   2.1135
Sale                573                     2.1003
Sale                232                     2.2229
Sale                26,800                  2.22
Sale                1,489                   2.1736
Sale                3,000                   2.2703
Sale                2,094                   2.1106
Sale                1,700                   2.2186
Sale                1,000                   2.2729
Sale                829                     2.2115
Sale                596                     2.1178
Sale                20,930                  2.22
Sale                102                     2.2278
Sale                3,500                   2.2503
Sale                876                     2.2112
Sale                1,950                   2.2106
Sale                712                     2.1153
Sale                1,000                   2.1005
Sale                1,000                   2.1206
Sale                2,761                   2.1903
Sale                362                     2.2512
Sale                4,000                   2.0855
Sale                3,400                   2.2153
Sale                310                     2.2753
Sale                407                     2.2728
Sale                448                     2.1936
Sale                1,000                   2.2478
Sale                500                     2.213
Sale                927                     2.2728
Sale                1,000                   2.2204
Sale                7,742                   2.11
Sale                4,801                   2.1503
Sale                2,000                   2.1903
Sale                1,500                   2.1706
Sale                500                     2.2753
Sale                5,000                   2.2362
Sale                2,311                   2.164
Sale                2,000                   2.083
Sale                1,038                   2.2808
Sale                400                     2.1936
Sale                1,400                   2.0858
Sale                4,446                   2.2728

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            5400           .1154
CFD             Short            186638         2.1873
CFD             Short            5500           2.1904
CFD             Short            20118          2.2294
CFD             Long             179197         2.2091
CFD             Long             5400           2.2245
CFD             Long             14712          2.2293

(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                         18 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