| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 29 May 1987 | GBX | 898 | 898 | 898 | 898 | 178.6959 | +8 (+0.90%) | 452,000 |
| 28 May 1987 | GBX | 890 | 890 | 890 | 890 | 177.104 | 0.0 (0.0%) | 746,000 |
| 27 May 1987 | GBX | 890 | 890 | 890 | 890 | 177.104 | -12 (-1.33%) | 497,000 |
| 26 May 1987 | GBX | 902 | 902 | 902 | 902 | 179.4919 | -7 (-0.77%) | 463,000 |
| 22 May 1987 | GBX | 909 | 909 | 909 | 909 | 180.8849 | -3 (-0.33%) | 99,000 |
| 21 May 1987 | GBX | 912 | 912 | 912 | 912 | 181.4818 | -23 (-2.46%) | 607,000 |
| 20 May 1987 | GBX | 935 | 935 | 935 | 935 | 186.0587 | -10 (-1.06%) | 386,000 |
| 19 May 1987 | GBX | 945 | 945 | 945 | 945 | 188.0486 | +7 (+0.75%) | 757,000 |
| 18 May 1987 | GBX | 938 | 938 | 938 | 938 | 186.6557 | -4 (-0.42%) | 428,000 |
| 15 May 1987 | GBX | 942 | 942 | 942 | 942 | 187.4516 | +13 (+1.40%) | 367,000 |
| 14 May 1987 | GBX | 929 | 929 | 929 | 929 | 184.8647 | -4 (-0.43%) | 184,000 |
| 13 May 1987 | GBX | 933 | 933 | 933 | 933 | 185.6607 | +10 (+1.08%) | 400,000 |
| 12 May 1987 | GBX | 923 | 923 | 923 | 923 | 183.6708 | +15 (+1.65%) | 729,000 |
| 11 May 1987 | GBX | 908 | 908 | 908 | 908 | 180.6859 | +20 (+2.25%) | 741,000 |
| 8 May 1987 | GBX | 888 | 888 | 888 | 888 | 176.706 | +3 (+0.34%) | 979,000 |
| 6 May 1987 | GBX | 885 | 885 | 885 | 885 | 176.109 | +10 (+1.14%) | 676,000 |
| 1 May 1987 | GBX | 875 | 875 | 875 | 875 | 174.1191 | +7 (+0.81%) | 842,000 |
| 30 Apr 1987 | GBX | 868 | 868 | 868 | 868 | 172.7261 | +8 (+0.93%) | 602,000 |
| 29 Apr 1987 | GBX | 860 | 860 | 860 | 860 | 171.1342 | +23 (+2.75%) | 785,000 |
| 28 Apr 1987 | GBX | 837 | 837 | 837 | 837 | 166.5573 | +18 (+2.20%) | 759,000 |
| 27 Apr 1987 | GBX | 819 | 819 | 819 | 819 | 162.9755 | +1 (+0.12%) | 275,000 |
| 24 Apr 1987 | GBX | 818 | 818 | 818 | 818 | 162.7765 | +5 (+0.62%) | 799,000 |
| 23 Apr 1987 | GBX | 813 | 813 | 813 | 813 | 161.7815 | +1 (+0.12%) | 166,000 |
| 22 Apr 1987 | GBX | 812 | 812 | 812 | 812 | 161.5825 | -1 (-0.12%) | 624,000 |
| 21 Apr 1987 | GBX | 813 | 813 | 813 | 813 | 161.7815 | -5 (-0.61%) | 173,000 |
| 16 Apr 1987 | GBX | 818 | 818 | 818 | 818 | 162.7765 | +5 (+0.62%) | 863,000 |
| 15 Apr 1987 | GBX | 813 | 813 | 813 | 813 | 161.7815 | +5 (+0.62%) | 935,000 |
| 14 Apr 1987 | GBX | 808 | 808 | 808 | 808 | 160.7865 | -12 (-1.46%) | 1,300,000 |
| 13 Apr 1987 | GBX | 820 | 820 | 820 | 820 | 163.1745 | -12 (-1.44%) | 492,000 |
| 10 Apr 1987 | GBX | 832 | 832 | 832 | 832 | 165.5624 | -5 (-0.60%) | 556,000 |
