| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 21 Oct 1980 | HKD | 7.865 | 7.92 | 7.535 | 7.645 | 6.95 | -0.275 (-3.47%) | 1,470,000 |
| 20 Oct 1980 | HKD | 8.305 | 8.305 | 7.865 | 7.92 | 7.2 | -0.39 (-4.69%) | 1,396,500 |
| 17 Oct 1980 | HKD | 8.31 | 8.31 | 8.31 | 8.31 | 7.5545 | +0.005 (+0.06%) | 0 |
| 16 Oct 1980 | HKD | 8.47 | 8.525 | 8.25 | 8.305 | 7.55 | -0.055 (-0.66%) | 1,302,378 |
| 15 Oct 1980 | HKD | 8.195 | 8.47 | 8.03 | 8.36 | 7.6 | +0.33 (+4.11%) | 2,085,522 |
| 14 Oct 1980 | HKD | 7.92 | 8.085 | 7.81 | 8.03 | 7.3 | +0.33 (+4.29%) | 2,870,476 |
| 13 Oct 1980 | HKD | 7.7 | 7.81 | 7.59 | 7.7 | 7 | +0.055 (+0.72%) | 1,732,000 |
| 10 Oct 1980 | HKD | 7.645 | 7.7 | 7.59 | 7.645 | 6.95 | +0.11 (+1.46%) | 1,772,500 |
| 9 Oct 1980 | HKD | 7.26 | 7.535 | 7.26 | 7.535 | 6.85 | +0.33 (+4.58%) | 1,221,600 |
| 8 Oct 1980 | HKD | 7.315 | 7.37 | 7.15 | 7.205 | 6.55 | -0.165 (-2.24%) | 808,180 |
| 7 Oct 1980 | HKD | 7.37 | 7.425 | 7.15 | 7.37 | 6.7 | +0.11 (+1.52%) | 1,032,516 |
| 6 Oct 1980 | HKD | 7.15 | 7.26 | 7.095 | 7.26 | 6.6 | +0.22 (+3.13%) | 1,536,671 |
| 3 Oct 1980 | HKD | 6.985 | 7.15 | 6.93 | 7.04 | 6.4 | 0.0 (0.0%) | 584,122 |
| 2 Oct 1980 | HKD | 7.15 | 7.15 | 6.985 | 7.04 | 6.4 | -0.055 (-0.78%) | 519,147 |
| 1 Oct 1980 | HKD | 7.15 | 7.15 | 6.985 | 7.095 | 6.45 | +0.055 (+0.78%) | 457,004 |
| 30 Sep 1980 | HKD | 7.04 | 7.15 | 6.875 | 7.04 | 6.4 | 0.0 (0.0%) | 567,000 |
| 29 Sep 1980 | HKD | 7.315 | 7.315 | 6.985 | 7.04 | 6.4 | -0.22 (-3.03%) | 721,000 |
| 26 Sep 1980 | HKD | 7.37 | 7.37 | 7.205 | 7.26 | 6.6 | -0.165 (-2.22%) | 1,017,310 |
| 25 Sep 1980 | HKD | 7.535 | 7.59 | 7.315 | 7.425 | 6.75 | -0.225 (-2.94%) | 618,322 |
| 24 Sep 1980 | HKD | 7.65 | 7.65 | 7.65 | 7.65 | 6.9545 | +0.005 (+0.07%) | 0 |
| 23 Sep 1980 | HKD | 7.7 | 7.7 | 7.59 | 7.645 | 6.95 | -0.055 (-0.71%) | 807,331 |
| 22 Sep 1980 | HKD | 7.7 | 7.755 | 7.59 | 7.7 | 7 | +0.11 (+1.45%) | 940,580 |
| 19 Sep 1980 | HKD | 7.48 | 7.59 | 7.425 | 7.59 | 6.9 | +0.11 (+1.47%) | 623,668 |
| 18 Sep 1980 | HKD | 7.59 | 7.7 | 7.37 | 7.48 | 6.8 | -0.11 (-1.45%) | 712,000 |
| 17 Sep 1980 | HKD | 7.15 | 7.645 | 7.095 | 7.59 | 6.9 | +0.55 (+7.81%) | 1,067,727 |
| 16 Sep 1980 | HKD | 7.205 | 7.205 | 7.04 | 7.04 | 6.4 | -0.165 (-2.29%) | 326,301 |
| 15 Sep 1980 | HKD | 7.15 | 7.205 | 7.095 | 7.205 | 6.55 | +0.11 (+1.55%) | 683,500 |
| 12 Sep 1980 | HKD | 7.15 | 7.15 | 7.095 | 7.095 | 6.45 | -0.055 (-0.77%) | 376,500 |
| 11 Sep 1980 | HKD | 7.205 | 7.26 | 7.095 | 7.15 | 6.5 | -0.055 (-0.76%) | 559,000 |
| 10 Sep 1980 | HKD | 7.04 | 7.26 | 7.04 | 7.205 | 6.55 | +0.22 (+3.15%) | 495,000 |
