| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 11 Sep 1980 | HKD | 7.45 | 7.7 | 7.4 | 7.55 | 7.55 | +0.1 (+1.34%) | 940,724 |
| 10 Sep 1980 | HKD | 7.25 | 7.5 | 7.25 | 7.45 | 7.45 | +0.25 (+3.47%) | 436,962 |
| 9 Sep 1980 | HKD | 7.1 | 7.2 | 7.05 | 7.2 | 7.2 | +0.1 (+1.41%) | 275,800 |
| 8 Sep 1980 | HKD | 7.15 | 7.15 | 7.05 | 7.1 | 7.1 | -0.1 (-1.39%) | 614,012 |
| 5 Sep 1980 | HKD | 7.25 | 7.3 | 7.15 | 7.2 | 7.2 | -0.05 (-0.69%) | 309,185 |
| 4 Sep 1980 | HKD | 7.3 | 7.4 | 7.2 | 7.25 | 7.25 | -0.05 (-0.68%) | 502,099 |
| 3 Sep 1980 | HKD | 7.25 | 7.3 | 7.2 | 7.3 | 7.3 | +0.1 (+1.39%) | 443,450 |
| 2 Sep 1980 | HKD | 7.25 | 7.25 | 7.2 | 7.2 | 7.2 | -0.05 (-0.69%) | 391,499 |
| 1 Sep 1980 | HKD | 7.25 | 7.3 | 7.2 | 7.25 | 7.25 | 0.0 (0.0%) | 434,050 |
| 29 Aug 1980 | HKD | 7.2 | 7.3 | 7.1 | 7.25 | 7.25 | +0.1 (+1.40%) | 479,875 |
| 28 Aug 1980 | HKD | 7.2 | 7.3 | 7.1 | 7.15 | 7.15 | -0.05 (-0.69%) | 581,962 |
| 27 Aug 1980 | HKD | 7.1 | 7.35 | 7.1 | 7.2 | 7.2 | 0.0 (0.0%) | 785,037 |
| 26 Aug 1980 | HKD | 7.25 | 7.3 | 7.15 | 7.2 | 7.2 | +0.05 (+0.70%) | 869,077 |
| 25 Aug 1980 | HKD | 7.15 | 7.15 | 7.15 | 7.15 | 7.15 | 0.0 (0.0%) | 0 |
| 22 Aug 1980 | HKD | 7.2 | 7.3 | 7 | 7.15 | 7.15 | +0.05 (+0.70%) | 459,600 |
| 21 Aug 1980 | HKD | 7.05 | 7.15 | 6.95 | 7.1 | 7.1 | +0.2 (+2.90%) | 719,425 |
| 20 Aug 1980 | HKD | 6.9 | 7.05 | 6.85 | 6.9 | 6.9 | -0.05 (-0.72%) | 309,872 |
| 19 Aug 1980 | HKD | 6.95 | 7 | 6.85 | 6.95 | 6.95 | 0.0 (0.0%) | 1,042,574 |
| 18 Aug 1980 | HKD | 7.3 | 7.3 | 6.95 | 6.95 | 6.95 | -0.2 (-2.80%) | 1,108,160 |
| 15 Aug 1980 | HKD | 6.85 | 7.15 | 6.85 | 7.15 | 7.15 | +0.3 (+4.38%) | 723,856 |
| 14 Aug 1980 | HKD | 6.8 | 6.9 | 6.75 | 6.85 | 6.85 | +0.05 (+0.74%) | 1,416,000 |
| 13 Aug 1980 | HKD | 6.8 | 6.9 | 6.75 | 6.8 | 6.8 | +0.05 (+0.74%) | 612,436 |
| 12 Aug 1980 | HKD | 6.8 | 6.85 | 6.7 | 6.75 | 6.75 | 0.0 (0.0%) | 1,199,985 |
| 11 Aug 1980 | HKD | 6.5 | 7 | 6.5 | 6.75 | 6.75 | +0.2 (+3.05%) | 1,693,783 |
| 8 Aug 1980 | HKD | 6.45 | 6.6 | 6.4 | 6.55 | 6.55 | +0.1 (+1.55%) | 399,700 |
| 7 Aug 1980 | HKD | 6.5 | 6.7 | 6.45 | 6.45 | 6.45 | -0.05 (-0.77%) | 565,166 |
| 6 Aug 1980 | HKD | 6.2 | 6.55 | 6.15 | 6.5 | 6.5 | +0.35 (+5.69%) | 458,732 |
| 5 Aug 1980 | HKD | 6.1 | 6.2 | 6.05 | 6.15 | 6.15 | -0.1 (-1.60%) | 319,762 |
| 4 Aug 1980 | HKD | 6.25 | 6.25 | 6.25 | 6.25 | 6.25 | 0.0 (0.0%) | 0 |
| 1 Aug 1980 | HKD | 6.25 | 6.3 | 6.2 | 6.25 | 6.25 | -0.1 (-1.57%) | 167,387 |
