| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 27 Oct 1980 | HKD | 20.2 | 21 | 20.2 | 21 | 20.8064 | +0.9 (+4.48%) | 1,836,702 |
| 24 Oct 1980 | HKD | 19.7 | 20.1 | 19.5 | 20.1 | 19.9147 | +0.5 (+2.55%) | 1,299,883 |
| 23 Oct 1980 | HKD | 20 | 20 | 19.6 | 19.6 | 19.4193 | -0.4 (-2%) | 1,288,825 |
| 22 Oct 1980 | HKD | 18.9 | 20.2 | 18.8 | 20 | 19.8156 | +1.2 (+6.38%) | 1,949,216 |
| 21 Oct 1980 | HKD | 19.3 | 19.3 | 18.5 | 18.8 | 18.6267 | -0.5 (-2.59%) | 884,000 |
| 20 Oct 1980 | HKD | 19.4 | 19.6 | 19.1 | 19.3 | 19.122 | 0.0 (0.0%) | 971,294 |
| 17 Oct 1980 | HKD | 19.3 | 19.3 | 19.3 | 19.3 | 19.122 | 0.0 (0.0%) | 0 |
| 16 Oct 1980 | HKD | 19.6 | 19.6 | 19.1 | 19.3 | 19.122 | +0.2 (+1.05%) | 1,170,860 |
| 15 Oct 1980 | HKD | 18.3 | 19.1 | 18.2 | 19.1 | 18.9239 | +0.8 (+4.37%) | 1,639,499 |
| 14 Oct 1980 | HKD | 18.4 | 18.5 | 18.1 | 18.3 | 18.1313 | 0.0 (0.0%) | 787,600 |
| 13 Oct 1980 | HKD | 18.4 | 18.5 | 18.1 | 18.3 | 18.1313 | +0.1 (+0.55%) | 726,505 |
| 10 Oct 1980 | HKD | 18.3 | 18.4 | 18 | 18.2 | 18.0322 | +0.2 (+1.11%) | 926,267 |
| 9 Oct 1980 | HKD | 17.9 | 18 | 17.7 | 18 | 17.834 | +0.1 (+0.56%) | 844,744 |
| 8 Oct 1980 | HKD | 18 | 18 | 17.7 | 17.9 | 17.735 | 0.0 (0.0%) | 683,337 |
| 7 Oct 1980 | HKD | 17.8 | 18 | 17.4 | 17.9 | 17.735 | +0.1 (+0.56%) | 427,733 |
| 6 Oct 1980 | HKD | 17.6 | 17.9 | 17.6 | 17.8 | 17.6359 | +0.3 (+1.71%) | 616,960 |
| 3 Oct 1980 | HKD | 17.3 | 17.5 | 17.3 | 17.5 | 17.3386 | 0.0 (0.0%) | 553,212 |
| 2 Oct 1980 | HKD | 17.6 | 17.6 | 17.4 | 17.5 | 17.3386 | 0.0 (0.0%) | 742,771 |
| 1 Oct 1980 | HKD | 17.3 | 17.5 | 17.3 | 17.5 | 17.3386 | +0.3 (+1.74%) | 488,041 |
| 30 Sep 1980 | HKD | 17.2 | 17.4 | 17 | 17.2 | 17.0414 | 0.0 (0.0%) | 1,087,770 |
| 29 Sep 1980 | HKD | 17.6 | 17.6 | 17.1 | 17.2 | 17.0414 | -0.5 (-2.82%) | 755,338 |
| 26 Sep 1980 | HKD | 17.6 | 17.8 | 17.5 | 17.7 | 17.5368 | -0.1 (-0.56%) | 588,477 |
| 25 Sep 1980 | HKD | 18.1 | 18.1 | 17.6 | 17.8 | 17.6359 | -0.4 (-2.20%) | 567,997 |
| 24 Sep 1980 | HKD | 18.2 | 18.2 | 18.2 | 18.2 | 18.0322 | 0.0 (0.0%) | 0 |
| 23 Sep 1980 | HKD | 18.3 | 18.4 | 18 | 18.2 | 18.0322 | -0.1 (-0.55%) | 709,328 |
| 22 Sep 1980 | HKD | 18.6 | 18.7 | 18.2 | 18.3 | 18.1313 | 0.0 (0.0%) | 838,296 |
| 19 Sep 1980 | HKD | 17.8 | 18.4 | 17.8 | 18.3 | 18.1313 | +0.5 (+2.81%) | 771,320 |
| 18 Sep 1980 | HKD | 17.5 | 17.9 | 17.5 | 17.8 | 17.6359 | +0.4 (+2.30%) | 547,038 |
| 17 Sep 1980 | HKD | 17.2 | 17.5 | 17.1 | 17.4 | 17.2396 | +0.2 (+1.16%) | 391,117 |
| 16 Sep 1980 | HKD | 17.3 | 17.3 | 17.1 | 17.2 | 17.0414 | -0.1 (-0.58%) | 398,049 |
