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               05 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        24,664,784   5.86%          205,586   0.05%
securities
(2) Derivatives      3,760,076   0.89%        3,244,049   0.77%
(other than
options)
(3) Options and         22,319   0.01%                0   0.00%
agreements to
purchase/sell

Total               28,447,179   6.75%        3,449,635   0.82%

(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      2,162                1.6070
Purchase      1,000                1.6876
Purchase      2,426                1.6371
Purchase      3,122                1.5590
Purchase      500                  1.6653
Purchase      7,000                1.6290
Purchase      400                  1.5669
Purchase      8,314                1.6900
Purchase      2,000                1.5573
Purchase      2,266                1.6649
Purchase      6,383                1.5576
Purchase      1,618                1.5442
Purchase      3,000                1.5350
Purchase      1,000                1.6413
Purchase      1,000                1.5577
Purchase      3,000                1.5590
Purchase      492                  1.6229
Purchase      2,000                1.6077
Purchase      19,078               1.5590
Purchase      5,000                1.5747
Purchase      12,743               1.5610
Purchase      1,017                1.5718
Purchase      190                  1.5292
Purchase      1,552                1.5463
Purchase      288                  1.6200
Purchase      308                  1.5885
Purchase      439                  1.5556
Purchase      1,000                1.5786
Purchase      3,000                1.5600
Purchase      7,000                1.5800
Purchase      3,000                1.5884
Purchase      12,215               1.6280
Purchase      1,526                1.6376
Purchase      3,149                1.5878
Purchase      4,500                1.5610
Purchase      430                  1.6355
Purchase      7,314                1.5687
Purchase      1,802                1.6647
Purchase      3,226                1.5496
Purchase      3,942                1.6388
Purchase      549                  1.6377
Purchase      168,639              1.6900
Purchase      4,528                1.5367
Purchase      123                  1.6259
Purchase      149                  1.6208
Purchase      1,888                1.5889
Purchase      1,284                1.5565
Purchase      12,150               1.6460
Purchase      974                  1.6259
Purchase      1,927                1.5568
Purchase      597                  1.6456
Purchase      1,935                1.5738
Purchase      2,500                1.6259
Purchase      1,000                1.6456
Purchase      1,819                1.6485
Purchase      244                  1.5821
Purchase      25                   1.6208
Purchase      303                  1.6470
Purchase      5,140                1.5472
Purchase      2,500                1.6956
Purchase      1,896                1.5815
Purchase      8,844                1.6240
Purchase      2,236                1.5544
Purchase      1,876                1.5871
Purchase      500                  1.5569
Purchase      10,000               1.5760
Purchase      5,000                1.5576
Purchase      300                  1.5388
Purchase      1,673                1.6197
Purchase      2,411                1.6457
Purchase      5,000                1.6485
Purchase      1,296                1.5420
Purchase      3,154                1.5600
Purchase      14,988               1.6680
Purchase      56                   1.6208
Purchase      2,000                1.5838
Purchase      1,874                1.5889
Purchase      1,302                1.5468
Purchase      4,546                1.5396
Purchase      800                  1.5629
Purchase      1,315                1.6640
Purchase      321                  1.5569
Purchase      1,234                1.6198
Purchase      200                  1.5589
Purchase      1,229                1.6089
Purchase      4,500                1.6148
Purchase      5,000                1.6300
Purchase      2,157                1.5295
Purchase      1,285                1.5641
Purchase      400                  1.5455
Purchase      6,000                1.5743
Purchase      617                  1.6203
Purchase      500                  1.5482
Purchase      6,373                1.5600
Purchase      1,000                1.5710
Purchase      140                  1.6195
Purchase      312                  1.5692
Purchase      7,500                1.5580
Purchase      2,000                1.6559
Purchase      1,102                1.5684
Purchase      4,867                1.6328
Purchase      6,000                1.6950
Purchase      3,229                1.5370
Purchase      158                  1.5815
Purchase      1,000                1.5579
Purchase      650                  1.5653
Purchase      254                  1.5714
Purchase      1,500                Transfer
Purchase      5,008                1.6460
Purchase      7,000                1.5787
Purchase      1,000                1.6942
Purchase      621                  1.6088
Purchase      4,791                1.6596
Purchase      6,338                1.5687
Purchase      14,488               1.6460
Purchase      2,000                1.6956
Purchase      6,428                1.5467
Purchase      11,776               1.6690
Purchase      23                   1.6354
Purchase      298                  1.6259
Purchase      6,113                1.6358
Purchase      1,000                1.6448
Purchase      2,531                1.6458
Purchase      117                  1.6259
Purchase      6,262                1.5877
Purchase      6,491                1.5318
Purchase      2,983                1.5300
Purchase      3,000                1.6398
Purchase      4,000                1.5600
Purchase      1,000                1.5355
Purchase      7,000                Transfer
Purchase      5,000                1.5495
Purchase      2,230                1.6244
Purchase      1,500                1.6653
Purchase      282                  1.5578
Purchase      1,954                1.5345
Purchase      5,510                1.5777
Purchase      3,122                1.5590
Purchase      2,000                1.5453
Purchase      5,000                1.5757
Purchase      4,713                1.5718
Purchase      4,000                1.5810
Purchase      1,218                1.6413
Purchase      260                  1.5367
Purchase      600                  1.6370
Purchase      1,287                1.5367
Purchase      1,500                Transfer
Purchase      14,866               1.6460
Purchase      40,000               1.6980
Purchase      1,914                1.5673
Purchase      5,000                1.6366
Purchase      3,189                1.5577
Purchase      400                  1.5485
Purchase      1,000                1.5792
Purchase      1,790                1.6631
Purchase      34,075               1.6350
Purchase      718                  1.5584
Purchase      1,000                1.6259
Purchase      160                  1.6203
Purchase      7,000                1.5357
Purchase      1,049                1.6198
Purchase      1,824                1.6322
Purchase      1,000                1.5584
Purchase      632                  1.5546
Purchase      622                  1.5794
Purchase      7,500                1.5747
Purchase      17                   1.5586
Purchase      634                  1.5579
Purchase      3,000                1.5697
Purchase      7,000                1.5576
Purchase      307                  1.5783
Purchase      1,668                1.5579
Purchase      1,000                1.5718
Purchase      1,191                1.6649
Purchase      645                  1.5488
Purchase      5,613                1.6294
Purchase      3,120                1.5500
Purchase      500                  1.6362
Purchase      5,000                1.6275
Purchase      5,000                1.5486
Purchase      5,000                1.6900
Purchase      672                  1.5485
Purchase      870                  1.5347
Purchase      3,786                1.5737
Purchase      5,000                1.5257
Purchase      4,224                1.5600
Purchase      5                    1.5295
Purchase      750                  1.5834
Purchase      2,439                1.6287
Purchase      5,054                1.5735
Purchase      1,000                1.6416
Purchase      1,000                1.6485
Purchase      23                   1.6355
Purchase      2,000                1.5488
Purchase      2,548                1.6366
Purchase      6,383                1.5665
Purchase      2,000                1.5488
Purchase      6,292                1.5800
Purchase      2,500                1.6259
Purchase      1,500                1.5345
Purchase      1,571                1.5781
Purchase      2,500                1.6649
Purchase      18,899               1.5790
Purchase      448                  1.5714
Purchase      287                  1.5550
Purchase      3,273                1.6398
Purchase      2,500                1.5621
Purchase      1,000                1.5295
Purchase      720                  1.6208
Purchase      3,144                1.5800
Purchase      4,000                1.6485
Purchase      6,150                1.6158
Purchase      2,000                1.6197
Purchase      500                  Transfer
Purchase      715                  1.5489
Purchase      2,500                1.6344
Purchase      700                  1.5875
Purchase      1,255                1.5797
Purchase      20,400               1.5635
Purchase      1,000                1.5641
Purchase      3,140                1.5922
Purchase      2,500                1.5565
Purchase      2,400                1.5884
Purchase      1,912                1.5574
Purchase      600                  1.5694
Purchase      2,000                1.5889
Purchase      2,366                1.6788
Purchase      7,000                1.6000
Purchase      378                  1.5579
Purchase      625                  1.5788
Purchase      59,200               1.6217
Purchase      2,528                1.5715
Purchase      1,291                1.5485
Purchase      2,692                1.5850
Purchase      1,000                1.5463
Purchase      3,905                1.5703
Purchase      184,911              1.5895
Purchase      913                  1.6259
Purchase      1,000                1.6408
Purchase      4,199                1.6670
Purchase      63                   1.5751
Purchase      653                  1.6636
Purchase      4,554                1.5495
Purchase      248                  1.6121
Purchase      1,938                1.5361
Purchase      2,000                1.6871
Purchase      9,633                1.5480
Purchase      2,000                1.5673
Purchase      764                  1.5513
Purchase      2,500                1.6286
Purchase      2,000                1.5588
Purchase      2,000                1.5480
Purchase      6,395                1.5547
Purchase      2,000                1.6355
Purchase      1,806                1.6485
Purchase      3,000                1.6980
Purchase      16,147               1.5400
Purchase      3,144                1.5800
Purchase      4,500                1.5474
Purchase      1,961                1.5295
Purchase      383                  1.5402
Purchase      53,953               1.5600
Purchase      2,000                1.5670
Purchase      2,500                1.6827
Purchase      32                   1.5395
Purchase      18,576               1.5690
Purchase      63                   1.5717
Purchase      3,695                1.6464
Purchase      951                  1.6649
Purchase      6,173                1.6098
Purchase      313                  1.5488
Purchase      10,000               1.5880
Purchase      6,053                1.6427
Purchase      1,000                1.5556
Purchase      5,899                1.6950
Purchase      490                  1.5292
Purchase      18,307               1.6570
Purchase      248                  1.5675
Purchase      1,500                1.5872
Purchase      300                  1.5420
Purchase      1,000                1.5374
Purchase      302                  1.6208
Purchase      1,000                1.5367
Purchase      156                  1.5423
Purchase      634                  1.5486
Purchase      635                  1.5391
Purchase      400                  1.5395
Purchase      2,000                1.5780
Purchase      7,000                1.6148
Purchase      606                  1.6203
Purchase      2,262                1.5548
Purchase      1,991                1.6451
Purchase      4,458                1.5500
Purchase      1,000                1.5520
Purchase      1,898                1.5688
Purchase      314                  1.5578
Purchase      6,065                1.6390
Purchase      10,000               1.6470
Purchase      200                  1.6260
Purchase      500                  1.6276
Purchase      2,514                1.5907
Purchase      450                  1.5599
Purchase      4,056                1.6485
Purchase      53                   1.6259
Purchase      905                  1.6562
Purchase      1,000                1.5485
Purchase      2,668                1.6550
Purchase      1,282                1.5598
Purchase      10,121               1.6700
Purchase      5,000                1.6308
Purchase      200                  1.5686
Purchase      1,291                1.5480
Purchase      2,000                1.6398
Purchase      1,951                1.5798
Purchase      1,861                1.5970
Purchase      115                  1.6259
Purchase      917                  1.5255
Sale          17,074               1.5580
Sale          1,205                1.6302
Sale          404                  1.6730
Sale          100                  1.5791
Sale          2,500                1.5535
Sale          6,065                1.5622
Sale          37                   1.5644
Sale          2,668                1.6017
Sale          2,000                1.6246
Sale          7,000                1.6120
Sale          1,000                1.5807
Sale          4,000                1.6893
Sale          5,000                1.6070
Sale          656                  1.5539
Sale          1,000                1.5713
Sale          5,000                1.6352
Sale          10,000               1.5604
Sale          6,085                1.5776
Sale          720                  1.5617
Sale          131                  1.5366
Sale          100                  1.5520
Sale          6,491                1.5485
Sale          273                  1.5662
Sale          625                  1.5633
Sale          7,128                1.5513
Sale          5,561                1.5703
Sale          4,546                1.5553
Sale          7,000                1.5980
Sale          7,000                1.5852
Sale          10,427               1.6000
Sale          300                  1.5566
Sale          6,373                1.5804
Sale          5,000                1.5972
Sale          14,866               1.5850
Sale          5,054                1.5604
Sale          15,000               1.5680
Sale          1,000                1.5423
Sale          43                   1.5369
Sale          5,300                1.5604
Sale          7,000                Transfer
Sale          3,598                1.6162
Sale          4,000                1.6810
Sale          362                  1.5292
Sale          4,822                1.5773
Sale          1,800                1.6230
Sale          11,590               1.6100
Sale          674                  1.6037
Sale          150                  1.6048
Sale          4,770                1.5725
Sale          2,000                1.5743
Sale          2,175                1.5513
Sale          2,879                1.5832
Sale          168,639              1.5900
Sale          596                  1.6285
Sale          1,819                1.6632
Sale          2,528                1.5733
Sale          230                  1.5690
Sale          308                  1.5481
Sale          500                  1.5782
Sale          5,613                1.5904
Sale          18,899               1.5460
Sale          1,005                1.6172
Sale          1,358                1.6404
Sale          353                  1.5610
Sale          3,000                1.5510
Sale          2,000                1.5418
Sale          1,790                1.6907
Sale          2,500                1.6835
Sale          941                  1.5578
Sale          392                  1.5521
Sale          1,000                1.5410
Sale          1,150                1.6253
Sale          2,500                1.5426
Sale          2,500                1.6765
Sale          7,000                1.5828
Sale          339                  1.5713
Sale          500                  1.5706
Sale          1,500                Transfer
Sale          2,000                1.5374
Sale          200                  1.6285
Sale          419                  1.5329
Sale          2,000                1.6507
Sale          4,542                1.6000
Sale          1,100                1.5615
Sale          3,135                1.6075
Sale          1,571                1.5807
Sale          2,000                1.5632
Sale          11,074               1.5450
Sale          3,000                1.5282
Sale          1,000                1.6907
Sale          5,000                1.5763
Sale          7,000                1.5503
Sale          5,000                1.5423
Sale          6,000                1.5683
Sale          874                  1.6015
Sale          4,000                1.6282
Sale          634                  1.5928
Sale          3,625                1.6172
Sale          1,000                1.5264
Sale          7,000                1.5753
Sale          224                  1.5786
Sale          187                  1.5789
Sale          1,954                1.6238
Sale          524                  1.5371
Sale          2,000                1.5757
Sale          7,000                1.5764
Sale          2,000                1.5266
Sale          2,500                1.5320
Sale          1,991                1.6015
Sale          294                  Transfer
Sale          549                  1.5623
Sale          2,200                1.5410
Sale          14,710               1.5850
Sale          209,251              1.5934
Sale          49,246               1.5863
Sale          1,350                1.5410
Sale          3,905                1.5857
Sale          95                   1.5517
Sale          118                  1.5795
Sale          509                  1.6210
Sale          7,500                1.6075
Sale          44                   1.5446
Sale          6,395                1.5683
Sale          2,000                1.6368
Sale          1,000                1.6230
Sale          500                  1.5723
Sale          700                  1.5422
Sale          1,900                1.6830
Sale          2,500                1.6499
Sale          1,218                1.6085
Sale          1,950                1.5683
Sale          627                  1.5706
Sale          431                  1.5662
Sale          23                   1.5515
Sale          3,000                1.5470
Sale          2,500                1.6571
Sale          500                  1.5623
Sale          2,500                1.6907
Sale          2,900                1.5773
Sale          400                  1.5617
Sale          3,689                1.6502
Sale          1,938                1.6065
Sale          2,287                1.5490
Sale          30,000               1.5400
Sale          225                  1.5357
Sale          5,467                1.6060
Sale          650                  1.6123
Sale          7,500                1.5704
Sale          6,428                1.5612
Sale          553                  1.5538
Sale          5,000                1.5514
Sale          1,991                1.6659
Sale          8,835                1.6270
Sale          1,000                1.6158
Sale          500                  1.5613
Sale          1,013                1.6384
Sale          625                  1.5629
Sale          1,536                1.5563
Sale          5,055                1.5404
Sale          3,500                1.6112
Sale          4,233                1.6303
Sale          1,400                1.5571
Sale          668                  1.6037
Sale          5,000                1.5712
Sale          635                  1.5428
Sale          2,531                1.6292
Sale          2,500                1.6878
Sale          3,325                1.5410
Sale          1,000                1.5437
Sale          11,776               1.5704
Sale          595                  1.5386
Sale          7,621                1.5320
Sale          1,000                1.5361
Sale          1,935                1.5614
Sale          6,053                1.5622
Sale          4,249                1.5834
Sale          3,122                1.6000
Sale          3,144                1.5472
Sale          1,500                1.5840
Sale          2,000                1.6499
Sale          2,000                1.5706
Sale          544                  1.5705
Sale          7,500                1.5633
Sale          19,078               1.5780
Sale          56                   1.6142
Sale          2,000                1.6051
Sale          55,582               1.5710
Sale          1,000                1.5723
Sale          4,600                1.6202
Sale          400                  1.5709
Sale          628                  1.5684
Sale          3,041                1.5353
Sale          6,364                1.5803
Sale          3,000                1.5502
Sale          1,896                1.5713
Sale          500                  1.6166
Sale          1,315                1.6657
Sale          3,308                1.5540
Sale          2,400                1.5419
Sale          5,804                1.5990
Sale          1,306                1.5356
Sale          9,300                1.5390
Sale          3,256                1.5683
Sale          1,824                1.6730
Sale          4,971                1.5684
Sale          3,229                1.5520
Sale          3,500                1.5470
Sale          300                  1.6569
Sale          20,000               1.7300
Sale          307                  1.5257
Sale          637                  1.5617
Sale          2,000                1.5733
Sale          4,846                1.6162
Sale          2,500                1.6107


(b)  Derivatives transactions (other than options)
Product name,   Long/Short       Number of      Price per unit
(e.g. CFD)      (Note 6)         Securities     (GBP)
CFD             Short            20400          1.5635
CFD             Short            3905           1.5702
CFD             Short            184911         1.5894
CFD             Short            59200          1.6216
CFD             Long             95             1.5516
CFD             Long             3905           1.5856
CFD             Long             49246          1.5863
CFD             Long             209251         1.5934


(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)                YES


Date of disclosure                         08 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.
Option             Purchased     15,216                   19.3427           EURO           11/10/2007
Option             Purchased     7,103                    15.8111           EURO           11/10/2007


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