| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 21 Oct 1980 | HKD | 20.02 | 20.13 | 19.36 | 19.36 | 17.6 | -0.99 (-4.86%) | 642,200 |
| 20 Oct 1980 | HKD | 20.02 | 20.46 | 19.91 | 20.35 | 18.5 | +0.11 (+0.54%) | 728,200 |
| 17 Oct 1980 | HKD | 20.24 | 20.24 | 20.24 | 20.24 | 18.4 | 0.0 (0.0%) | 0 |
| 16 Oct 1980 | HKD | 20.02 | 20.35 | 19.8 | 20.24 | 18.4 | +0.55 (+2.79%) | 685,962 |
| 15 Oct 1980 | HKD | 19.36 | 20.02 | 19.03 | 19.69 | 17.9 | +0.44 (+2.29%) | 635,700 |
| 14 Oct 1980 | HKD | 19.47 | 19.47 | 18.92 | 19.25 | 17.5 | -0.11 (-0.57%) | 828,568 |
| 13 Oct 1980 | HKD | 19.47 | 19.47 | 19.03 | 19.36 | 17.6 | 0.0 (0.0%) | 439,600 |
| 10 Oct 1980 | HKD | 19.36 | 19.58 | 19.25 | 19.36 | 17.6 | +0.33 (+1.73%) | 624,000 |
| 9 Oct 1980 | HKD | 18.7 | 19.14 | 18.7 | 19.03 | 17.3 | +0.11 (+0.58%) | 459,000 |
| 8 Oct 1980 | HKD | 18.92 | 18.92 | 18.59 | 18.92 | 17.2 | 0.0 (0.0%) | 697,000 |
| 7 Oct 1980 | HKD | 18.92 | 19.03 | 18.7 | 18.92 | 17.2 | +0.11 (+0.58%) | 616,000 |
| 6 Oct 1980 | HKD | 18.37 | 18.92 | 18.26 | 18.81 | 17.1 | +0.44 (+2.40%) | 775,000 |
| 3 Oct 1980 | HKD | 17.49 | 18.37 | 17.49 | 18.37 | 16.7 | +0.55 (+3.09%) | 484,400 |
| 2 Oct 1980 | HKD | 17.82 | 18.04 | 17.6 | 17.82 | 16.2 | -0.33 (-1.82%) | 376,000 |
| 1 Oct 1980 | HKD | 17.6 | 18.15 | 17.27 | 18.15 | 16.5 | +0.88 (+5.10%) | 734,920 |
| 30 Sep 1980 | HKD | 17.71 | 18.04 | 16.94 | 17.27 | 15.7 | -0.33 (-1.88%) | 764,000 |
| 29 Sep 1980 | HKD | 18.48 | 18.48 | 17.27 | 17.6 | 16 | -0.99 (-5.33%) | 636,000 |
| 26 Sep 1980 | HKD | 18.59 | 18.92 | 18.37 | 18.59 | 16.9 | -0.22 (-1.17%) | 744,000 |
| 25 Sep 1980 | HKD | 18.7 | 19.36 | 18.37 | 18.81 | 17.1 | -0.11 (-0.58%) | 940,000 |
| 24 Sep 1980 | HKD | 18.92 | 18.92 | 18.92 | 18.92 | 17.2 | 0.0 (0.0%) | 0 |
| 23 Sep 1980 | HKD | 18.92 | 19.25 | 18.7 | 18.92 | 17.2 | +0.22 (+1.18%) | 851,000 |
| 22 Sep 1980 | HKD | 18.59 | 18.92 | 18.37 | 18.7 | 17 | +0.77 (+4.29%) | 893,000 |
| 19 Sep 1980 | HKD | 16.83 | 18.04 | 16.83 | 17.93 | 16.3 | +0.99 (+5.84%) | 835,000 |
| 18 Sep 1980 | HKD | 17.49 | 17.49 | 16.83 | 16.94 | 15.4 | -0.33 (-1.91%) | 368,000 |
| 17 Sep 1980 | HKD | 16.94 | 17.27 | 16.72 | 17.27 | 15.7 | +0.33 (+1.95%) | 381,000 |
| 16 Sep 1980 | HKD | 17.38 | 17.6 | 16.61 | 16.94 | 15.4 | -0.55 (-3.14%) | 389,000 |
| 15 Sep 1980 | HKD | 17.82 | 17.82 | 17.38 | 17.49 | 15.9 | -0.11 (-0.63%) | 449,000 |
| 12 Sep 1980 | HKD | 17.27 | 17.71 | 17.16 | 17.6 | 16 | +0.33 (+1.91%) | 771,000 |
| 11 Sep 1980 | HKD | 17.27 | 17.6 | 17.16 | 17.27 | 15.7 | +0.11 (+0.64%) | 797,000 |
| 10 Sep 1980 | HKD | 16.06 | 17.27 | 16.06 | 17.16 | 15.6 | +1.21 (+7.59%) | 842,000 |
