BiOptic Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2022-05-16 | 54.000 | 57.000 | 52.300 | 53.800 | 33.725 | 273,667 |
| 2022-05-13 | 50.000 | 53.900 | 49.500 | 53.600 | 33.599 | 153,551 |
| 2022-05-12 | 51.000 | 51.800 | 47.900 | 49.600 | 31.092 | 505,241 |
| 2022-05-11 | 54.000 | 54.500 | 51.600 | 51.900 | 32.534 | 328,411 |
| 2022-05-10 | 60.600 | 60.600 | 53.500 | 53.800 | 33.725 | 759,623 |
| 2022-05-09 | 57.700 | 63.200 | 57.700 | 61.900 | 38.802 | 427,524 |
| 2022-05-06 | 61.700 | 62.200 | 57.000 | 59.200 | 37.110 | 864,806 |
| 2022-05-05 | 64.300 | 67.300 | 61.100 | 61.700 | 38.677 | 683,745 |
| 2022-05-04 | 76.000 | 76.000 | 62.000 | 64.100 | 40.181 | 2,077,217 |
| 2022-05-03 | 75.000 | 80.400 | 70.600 | 75.500 | 47.327 | 2,060,478 |
| 2022-04-29 | 74.000 | 77.900 | 69.000 | 72.700 | 45.572 | 2,056,589 |
| 2022-04-28 | 66.000 | 74.800 | 64.000 | 72.000 | 45.134 | 2,550,037 |
| 2022-04-27 | 65.800 | 68.000 | 58.700 | 65.800 | 41.247 | 1,113,070 |
| 2022-04-26 | 69.500 | 71.500 | 55.000 | 63.600 | 39.868 | 2,266,616 |
| 2022-04-25 | 54.500 | 75.700 | 53.500 | 71.000 | 44.507 | 3,331,012 |
| 2022-04-22 | 43.400 | 53.000 | 43.400 | 53.000 | 33.223 | 948,518 |
| 2022-04-21 | 47.700 | 48.100 | 42.600 | 43.100 | 27.017 | 491,427 |
| 2022-04-20 | 52.200 | 53.000 | 48.000 | 48.700 | 30.528 | 444,890 |
| 2022-04-19 | 53.700 | 56.800 | 50.600 | 51.500 | 32.283 | 1,014,532 |
| 2022-04-18 | 45.400 | 53.800 | 45.400 | 53.200 | 33.349 | 1,493,967 |
| 2022-04-15 | 45.750 | 45.800 | 44.000 | 44.950 | 28.177 | 62,767 |
| 2022-04-14 | 46.300 | 46.350 | 44.800 | 45.750 | 28.679 | 92,613 |
| 2022-04-13 | 44.050 | 46.400 | 43.800 | 45.750 | 28.679 | 65,500 |
| 2022-04-12 | 44.200 | 44.200 | 43.200 | 44.050 | 27.613 | 6,188 |
| 2022-04-11 | 44.250 | 44.250 | 43.200 | 43.600 | 27.331 | 19,010 |
| 2022-04-08 | 44.300 | 44.300 | 43.200 | 43.200 | 27.080 | 2,465 |
| 2022-04-07 | 44.500 | 44.500 | 43.500 | 44.450 | 27.864 | 16,072 |
| 2022-04-06 | 45.300 | 45.300 | 44.500 | 44.500 | 27.895 | 6,262 |
| 2022-04-01 | 45.250 | 45.250 | 44.000 | 45.250 | 28.365 | 16,752 |
| 2022-03-31 | 45.350 | 45.350 | 45.300 | 45.300 | 28.397 | 517 |
| 2022-03-30 | 45.000 | 45.000 | 45.000 | 45.000 | 28.208 | 2,615 |
| 2022-03-29 | 44.650 | 45.000 | 43.700 | 45.000 | 28.208 | 11,547 |
| 2022-03-28 | 44.350 | 44.650 | 44.350 | 44.650 | 27.989 | 1,510 |
| 2022-03-25 | 44.700 | 44.700 | 43.000 | 44.350 | 27.801 | 29,190 |
| 2022-03-24 | 45.050 | 45.800 | 44.500 | 45.700 | 28.647 | 45,792 |
| 2022-03-23 | 43.300 | 45.000 | 42.500 | 44.200 | 27.707 | 52,822 |
| 2022-03-22 | 42.650 | 43.600 | 42.350 | 42.500 | 26.641 | 18,110 |
| 2022-03-21 | 41.800 | 42.750 | 41.750 | 42.750 | 26.798 | 8,048 |
| 2022-03-18 | 43.650 | 43.650 | 43.650 | 43.650 | 27.362 | 504 |
| 2022-03-17 | 42.000 | 43.650 | 42.000 | 43.650 | 27.362 | 9,557 |
| 2022-03-16 | 44.800 | 44.800 | 40.850 | 41.000 | 25.701 | 26,166 |
| 2022-03-15 | 44.500 | 44.900 | 42.800 | 43.000 | 26.955 | 9,557 |
| 2022-03-14 | 45.000 | 45.000 | 45.000 | 45.000 | 28.208 | 132 |
| 2022-03-11 | 45.000 | 45.000 | 45.000 | 45.000 | 28.208 | 504 |
| 2022-03-10 | 44.700 | 45.000 | 43.700 | 43.700 | 27.394 | 7,696 |
| 2022-03-09 | 44.700 | 44.700 | 44.700 | 44.700 | 28.020 | 1,509 |
| 2022-03-08 | 42.800 | 44.900 | 42.800 | 42.800 | 26.829 | 3,033 |
| 2022-03-07 | 44.500 | 44.500 | 44.500 | 44.500 | 27.895 | 6,036 |
| 2022-03-04 | 45.250 | 45.500 | 45.250 | 45.500 | 28.522 | 6,036 |
| 2022-03-03 | 45.250 | 45.250 | 45.250 | 45.250 | 28.365 | 3,018 |
| 2022-03-02 | 44.000 | 45.200 | 44.000 | 45.200 | 28.334 | 8,801 |
| 2022-03-01 | 42.100 | 44.500 | 42.100 | 44.200 | 27.707 | 24,825 |
| 2022-02-25 | 42.400 | 43.000 | 42.400 | 42.800 | 26.829 | 18,864 |
| 2022-02-24 | 43.700 | 43.700 | 40.700 | 40.700 | 25.513 | 32,974 |
| 2022-02-23 | 43.500 | 43.600 | 42.650 | 42.650 | 26.735 | 13,657 |
| 2022-02-22 | 43.800 | 43.800 | 42.050 | 43.600 | 27.331 | 28,685 |
| 2022-02-21 | 44.200 | 44.200 | 41.150 | 42.050 | 26.359 | 60,387 |
| 2022-02-18 | 46.900 | 46.900 | 39.750 | 43.100 | 27.017 | 331,887 |
| 2022-02-17 | 47.900 | 48.000 | 43.800 | 45.100 | 28.271 | 277,678 |
| 2022-02-16 | 47.900 | 49.100 | 47.900 | 49.100 | 30.779 | 905 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-08-25 | 0.5000 TWD |
| 2025-08-20 | 0.3300 TWD |
| 2024-08-21 | 0.2268 TWD |
| 2023-08-24 | 1.1000 TWD |
| 2022-08-25 | 0.5500 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.