| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 14 Mar 1980 | HKD | 26.7 | 26.7 | 26.2 | 26.4 | 26.2168 | -0.5 (-1.86%) | 27,400 |
| 13 Mar 1980 | HKD | 27 | 27.3 | 26.9 | 26.9 | 26.7133 | -0.8 (-2.89%) | 44,400 |
| 12 Mar 1980 | HKD | 27.7 | 27.9 | 27.6 | 27.7 | 27.5078 | 0.0 (0.0%) | 18,800 |
| 11 Mar 1980 | HKD | 27.5 | 27.7 | 27.4 | 27.7 | 27.5078 | +0.3 (+1.09%) | 47,200 |
| 10 Mar 1980 | HKD | 27.2 | 27.7 | 27.2 | 27.4 | 27.2099 | -0.6 (-2.14%) | 6,150 |
| 7 Mar 1980 | HKD | 28.5 | 28.5 | 27.5 | 28 | 27.8057 | -1.1 (-3.78%) | 93,720 |
| 6 Mar 1980 | HKD | 29 | 29.4 | 29 | 29.1 | 28.8981 | 0.0 (0.0%) | 15,600 |
| 5 Mar 1980 | HKD | 29.1 | 29.5 | 29 | 29.1 | 28.8981 | +0.1 (+0.34%) | 48,800 |
| 4 Mar 1980 | HKD | 29.5 | 29.5 | 29 | 29 | 28.7988 | -1 (-3.33%) | 19,760 |
| 3 Mar 1980 | HKD | 30 | 30.5 | 30 | 30 | 29.7918 | -0.5 (-1.64%) | 41,400 |
| 29 Feb 1980 | HKD | 31 | 31 | 30 | 30.5 | 30.2883 | -0.75 (-2.40%) | 67,640 |
| 28 Feb 1980 | HKD | 30.25 | 31.25 | 30 | 31.25 | 31.0331 | +1.45 (+4.87%) | 18,760 |
| 27 Feb 1980 | HKD | 30 | 30 | 29.8 | 29.8 | 29.5932 | -0.2 (-0.67%) | 74,200 |
| 26 Feb 1980 | HKD | 30 | 30 | 30 | 30 | 29.7918 | -1 (-3.23%) | 42,200 |
| 25 Feb 1980 | HKD | 31 | 31 | 30.5 | 31 | 30.7849 | -0.5 (-1.59%) | 24,440 |
| 22 Feb 1980 | HKD | 32 | 32 | 31 | 31.5 | 31.2814 | -0.5 (-1.56%) | 44,000 |
| 21 Feb 1980 | HKD | 32 | 32.25 | 32 | 32 | 31.7779 | 0.0 (0.0%) | 10,478 |
| 20 Feb 1980 | HKD | 32 | 32.5 | 31.75 | 32 | 31.7779 | -0.25 (-0.78%) | 9,600 |
| 19 Feb 1980 | HKD | 32.25 | 32.25 | 32.25 | 32.25 | 32.0262 | 0.0 (0.0%) | 0 |
| 15 Feb 1980 | HKD | 32.5 | 32.5 | 32.25 | 32.25 | 32.0262 | -0.25 (-0.77%) | 12,200 |
| 14 Feb 1980 | HKD | 32.25 | 33 | 32.25 | 32.5 | 32.2745 | +0.5 (+1.56%) | 9,000 |
| 13 Feb 1980 | HKD | 32.5 | 33 | 32 | 32 | 31.7779 | 0.0 (0.0%) | 20,440 |
| 12 Feb 1980 | HKD | 31.75 | 32 | 31.75 | 32 | 31.7779 | +0.5 (+1.59%) | 13,200 |
| 11 Feb 1980 | HKD | 32 | 32 | 31.5 | 31.5 | 31.2814 | -0.75 (-2.33%) | 20,000 |
| 8 Feb 1980 | HKD | 32.25 | 32.25 | 31.5 | 32.25 | 32.0262 | +0.25 (+0.78%) | 1,600 |
| 7 Feb 1980 | HKD | 32 | 32 | 31.5 | 32 | 31.7779 | 0.0 (0.0%) | 16,360 |
| 6 Feb 1980 | HKD | 32 | 32 | 32 | 32 | 31.7779 | -0.75 (-2.29%) | 7,100 |
| 5 Feb 1980 | HKD | 32.5 | 33 | 32 | 32.75 | 32.5227 | +1.25 (+3.97%) | 33,640 |
| 4 Feb 1980 | HKD | 31.5 | 32 | 31.25 | 31.5 | 31.2814 | 0.0 (0.0%) | 14,400 |
| 1 Feb 1980 | HKD | 31.5 | 31.5 | 31 | 31.5 | 31.2814 | 0.0 (0.0%) | 12,000 |
