| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 30 Jan 1980 | HKD | 30.24 | 30.24 | 29.52 | 29.664 | 20.6 | -0.432 (-1.44%) | 69,406 |
| 29 Jan 1980 | HKD | 30.672 | 30.672 | 30.096 | 30.096 | 20.9 | -0.576 (-1.88%) | 50,096 |
| 28 Jan 1980 | HKD | 30.24 | 30.672 | 30.24 | 30.672 | 21.3 | +0.288 (+0.95%) | 100,155 |
| 25 Jan 1980 | HKD | 29.952 | 30.672 | 29.808 | 30.384 | 21.1 | +1.008 (+3.43%) | 157,344 |
| 24 Jan 1980 | HKD | 29.376 | 29.52 | 29.232 | 29.376 | 20.4 | +0.432 (+1.49%) | 56,397 |
| 23 Jan 1980 | HKD | 29.664 | 29.664 | 28.944 | 28.944 | 20.1 | -0.576 (-1.95%) | 68,499 |
| 22 Jan 1980 | HKD | 29.232 | 29.52 | 28.944 | 29.52 | 20.5 | +0.72 (+2.50%) | 106,675 |
| 21 Jan 1980 | HKD | 28.944 | 28.944 | 28.512 | 28.8 | 20 | +0.288 (+1.01%) | 44,810 |
| 18 Jan 1980 | HKD | 28.944 | 29.088 | 28.512 | 28.512 | 19.8 | -0.576 (-1.98%) | 50,101 |
| 17 Jan 1980 | HKD | 28.8 | 29.088 | 28.512 | 29.088 | 20.2 | +0.432 (+1.51%) | 50,768 |
| 16 Jan 1980 | HKD | 28.368 | 28.8 | 28.368 | 28.656 | 19.9 | +0.288 (+1.02%) | 28,790 |
| 15 Jan 1980 | HKD | 28.368 | 28.512 | 28.08 | 28.368 | 19.7 | +0.144 (+0.51%) | 40,688 |
| 14 Jan 1980 | HKD | 28.08 | 28.368 | 28.08 | 28.224 | 19.6 | -0.432 (-1.51%) | 32,000 |
| 11 Jan 1980 | HKD | 28.656 | 29.088 | 28.512 | 28.656 | 19.9 | +0.144 (+0.51%) | 79,226 |
| 10 Jan 1980 | HKD | 28.224 | 28.656 | 28.224 | 28.512 | 19.8 | -0.288 (-1.00%) | 34,601 |
| 9 Jan 1980 | HKD | 29.376 | 29.376 | 28.368 | 28.8 | 20 | -0.576 (-1.96%) | 93,404 |
| 8 Jan 1980 | HKD | 27.648 | 29.376 | 27.36 | 29.376 | 20.4 | +2.016 (+7.37%) | 145,196 |
| 7 Jan 1980 | HKD | 28.8 | 29.088 | 27.216 | 27.36 | 19 | -1.728 (-5.94%) | 124,499 |
| 4 Jan 1980 | HKD | 30.24 | 30.24 | 29.088 | 29.088 | 20.2 | -1.152 (-3.81%) | 105,753 |
| 3 Jan 1980 | HKD | 31.68 | 31.68 | 29.952 | 30.24 | 21 | -1.728 (-5.41%) | 102,698 |
| 2 Jan 1980 | HKD | 31.68 | 32.4 | 31.68 | 31.968 | 22.2 | 0.0 (0.0%) | 134,556 |
