| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 19 May 1981 | HKD | 18.576 | 18.72 | 18.288 | 18.288 | 12.7 | -0.288 (-1.55%) | 299,589 |
| 18 May 1981 | HKD | 18.432 | 19.008 | 18.432 | 18.576 | 12.9 | +0.288 (+1.57%) | 739,068 |
| 15 May 1981 | HKD | 18 | 18.432 | 18 | 18.288 | 12.7 | +0.288 (+1.60%) | 599,804 |
| 14 May 1981 | HKD | 17.424 | 18.144 | 16.992 | 18 | 12.5 | +0.72 (+4.17%) | 507,656 |
| 13 May 1981 | HKD | 17.136 | 17.28 | 16.992 | 17.28 | 12 | +0.144 (+0.84%) | 370,424 |
| 12 May 1981 | HKD | 16.56 | 17.136 | 16.56 | 17.136 | 11.9 | +0.432 (+2.59%) | 458,860 |
| 11 May 1981 | HKD | 16.704 | 16.848 | 16.56 | 16.704 | 11.6 | +0.72 (+4.50%) | 389,133 |
| 8 May 1981 | HKD | 15.984 | 16.128 | 15.84 | 15.984 | 11.1 | 0.0 (0.0%) | 84,738 |
| 7 May 1981 | HKD | 16.272 | 16.272 | 15.84 | 15.984 | 11.1 | -0.144 (-0.89%) | 183,939 |
| 6 May 1981 | HKD | 15.984 | 16.128 | 15.84 | 16.128 | 11.2 | +0.288 (+1.82%) | 83,436 |
| 5 May 1981 | HKD | 15.84 | 16.128 | 15.552 | 15.84 | 11 | -0.144 (-0.90%) | 360,480 |
| 4 May 1981 | HKD | 16.416 | 16.416 | 15.84 | 15.984 | 11.1 | 0.0 (0.0%) | 258,230 |
| 1 May 1981 | HKD | 15.984 | 16.272 | 15.84 | 15.984 | 11.1 | +0.144 (+0.91%) | 457,945 |
| 30 Apr 1981 | HKD | 16.128 | 16.272 | 15.84 | 15.84 | 11 | -0.576 (-3.51%) | 317,410 |
| 29 Apr 1981 | HKD | 15.84 | 16.56 | 15.696 | 16.416 | 11.4 | +0.576 (+3.64%) | 354,380 |
| 28 Apr 1981 | HKD | 15.552 | 16.56 | 15.552 | 15.84 | 11 | +0.72 (+4.76%) | 437,305 |
| 27 Apr 1981 | HKD | 15.12 | 15.12 | 15.12 | 15.12 | 10.5 | 0.0 (0.0%) | 0 |
| 24 Apr 1981 | HKD | 14.688 | 15.264 | 14.688 | 15.12 | 10.5 | +0.576 (+3.96%) | 247,100 |
| 23 Apr 1981 | HKD | 14.184 | 14.832 | 14.184 | 14.544 | 10.1 | +0.36 (+2.54%) | 188,964 |
| 22 Apr 1981 | HKD | 13.824 | 14.184 | 13.752 | 14.184 | 9.85 | +0.288 (+2.07%) | 94,278 |
| 21 Apr 1981 | HKD | 13.752 | 13.896 | 13.68 | 13.896 | 9.65 | +0.216 (+1.58%) | 125,000 |
| 20 Apr 1981 | HKD | 13.68 | 13.68 | 13.68 | 13.68 | 9.5 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | HKD | 13.68 | 13.68 | 13.608 | 13.68 | 9.5 | 0.0 (0.0%) | 33,916 |
| 15 Apr 1981 | HKD | 13.68 | 13.752 | 13.536 | 13.68 | 9.5 | 0.0 (0.0%) | 13,000 |
| 14 Apr 1981 | HKD | 13.824 | 13.824 | 13.536 | 13.68 | 9.5 | 0.0 (0.0%) | 183,700 |
| 13 Apr 1981 | HKD | 13.68 | 13.752 | 13.68 | 13.68 | 9.5 | 0.0 (0.0%) | 199,100 |
| 10 Apr 1981 | HKD | 13.968 | 13.968 | 13.68 | 13.68 | 9.5 | 0.0 (0.0%) | 407,310 |
| 9 Apr 1981 | HKD | 13.608 | 13.968 | 13.608 | 13.68 | 9.5 | +0.144 (+1.06%) | 165,042 |
| 8 Apr 1981 | HKD | 13.464 | 13.608 | 13.464 | 13.536 | 9.4 | 0.0 (0.0%) | 67,392 |
| 7 Apr 1981 | HKD | 13.968 | 13.968 | 13.536 | 13.536 | 9.4 | -0.434 (-3.11%) | 272,392 |
