Optotech Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-05-02 | 21.950 | 22.150 | 21.750 | 21.750 | 21.750 | 479,250 |
| 2025-04-30 | 21.800 | 22.400 | 21.600 | 21.700 | 21.700 | 715,602 |
| 2025-04-29 | 21.550 | 22.100 | 21.450 | 22.000 | 22.000 | 865,142 |
| 2025-04-28 | 21.700 | 21.700 | 21.250 | 21.400 | 21.400 | 579,001 |
| 2025-04-25 | 21.150 | 21.450 | 20.950 | 21.300 | 21.300 | 1,045,660 |
| 2025-04-24 | 21.200 | 21.200 | 20.600 | 20.600 | 20.600 | 404,362 |
| 2025-04-23 | 20.600 | 20.950 | 20.500 | 20.900 | 20.900 | 771,201 |
| 2025-04-22 | 19.650 | 20.300 | 19.600 | 20.100 | 20.100 | 538,253 |
| 2025-04-21 | 20.700 | 20.700 | 19.950 | 20.050 | 20.050 | 754,088 |
| 2025-04-18 | 20.950 | 21.000 | 20.550 | 20.650 | 20.650 | 485,203 |
| 2025-04-17 | 20.450 | 20.900 | 20.250 | 20.750 | 20.750 | 955,595 |
| 2025-04-16 | 21.000 | 21.300 | 20.500 | 20.500 | 20.500 | 1,727,560 |
| 2025-04-15 | 20.500 | 21.000 | 20.500 | 21.000 | 21.000 | 1,165,726 |
| 2025-04-14 | 21.150 | 21.600 | 20.300 | 20.450 | 20.450 | 1,808,049 |
| 2025-04-11 | 18.900 | 20.300 | 18.250 | 20.300 | 20.300 | 2,109,663 |
| 2025-04-10 | 19.550 | 19.550 | 19.300 | 19.550 | 19.550 | 608,883 |
| 2025-04-09 | 19.000 | 19.400 | 17.800 | 17.800 | 17.800 | 3,778,034 |
| 2025-04-08 | 19.550 | 20.200 | 19.550 | 19.750 | 19.750 | 4,586,592 |
| 2025-04-07 | 21.700 | 21.700 | 21.700 | 21.700 | 21.700 | 233,512 |
| 2025-04-02 | 23.350 | 24.100 | 22.900 | 24.100 | 24.100 | 1,374,106 |
| 2025-04-01 | 22.900 | 23.750 | 22.550 | 23.300 | 23.300 | 2,209,629 |
| 2025-03-31 | 23.000 | 23.100 | 22.150 | 22.450 | 22.450 | 2,947,160 |
| 2025-03-28 | 24.550 | 24.550 | 23.550 | 24.050 | 24.050 | 1,957,005 |
| 2025-03-27 | 25.200 | 25.200 | 24.450 | 24.550 | 24.550 | 1,528,048 |
| 2025-03-26 | 25.450 | 25.800 | 25.200 | 25.250 | 25.250 | 791,859 |
| 2025-03-25 | 26.050 | 26.100 | 25.200 | 25.300 | 25.300 | 1,401,979 |
| 2025-03-24 | 25.950 | 26.000 | 25.700 | 25.800 | 25.800 | 726,704 |
| 2025-03-21 | 25.950 | 26.200 | 25.750 | 25.750 | 25.750 | 965,483 |
| 2025-03-20 | 25.700 | 26.200 | 25.600 | 25.900 | 25.900 | 1,284,026 |
| 2025-03-19 | 25.600 | 25.850 | 25.350 | 25.400 | 25.400 | 1,527,142 |
| 2025-03-18 | 25.800 | 26.050 | 25.550 | 25.550 | 25.550 | 859,198 |
| 2025-03-17 | 25.750 | 25.900 | 25.600 | 25.700 | 25.700 | 609,186 |
| 2025-03-14 | 25.250 | 25.500 | 25.100 | 25.500 | 25.500 | 1,277,024 |
| 2025-03-13 | 26.200 | 26.550 | 25.100 | 25.100 | 25.100 | 2,369,441 |
| 2025-03-12 | 26.050 | 26.500 | 25.800 | 26.050 | 26.050 | 1,690,781 |
| 2025-03-11 | 26.000 | 26.100 | 25.250 | 26.050 | 26.050 | 2,246,360 |
| 2025-03-10 | 26.700 | 27.050 | 26.700 | 26.700 | 26.700 | 998,159 |
| 2025-03-07 | 26.900 | 27.200 | 26.600 | 26.650 | 26.650 | 1,306,369 |
| 2025-03-06 | 27.600 | 27.800 | 27.000 | 27.050 | 27.050 | 1,828,354 |
| 2025-03-05 | 27.050 | 27.550 | 26.850 | 27.450 | 27.450 | 1,705,648 |
| 2025-03-04 | 26.550 | 27.200 | 26.100 | 27.050 | 27.050 | 1,547,701 |
| 2025-03-03 | 27.750 | 27.750 | 26.800 | 26.800 | 26.800 | 3,038,286 |
| 2025-02-27 | 29.200 | 29.500 | 28.150 | 28.150 | 28.150 | 13,041,546 |
| 2025-02-26 | 29.900 | 29.900 | 29.100 | 29.100 | 29.100 | 2,102,858 |
| 2025-02-25 | 29.400 | 29.900 | 29.100 | 29.850 | 29.850 | 2,408,881 |
| 2025-02-24 | 30.550 | 31.000 | 29.550 | 29.600 | 29.600 | 4,143,371 |
| 2025-02-21 | 31.100 | 31.250 | 30.350 | 30.400 | 30.400 | 4,113,072 |
| 2025-02-20 | 32.700 | 32.850 | 31.100 | 31.250 | 31.250 | 11,719,313 |
| 2025-02-19 | 30.000 | 32.550 | 29.250 | 32.550 | 32.550 | 25,829,532 |
| 2025-02-18 | 27.100 | 29.600 | 27.100 | 29.600 | 29.600 | 4,349,181 |
| 2025-02-17 | 26.900 | 27.100 | 26.550 | 26.950 | 26.950 | 1,127,947 |
| 2025-02-14 | 27.000 | 27.100 | 26.650 | 26.900 | 26.900 | 866,412 |
| 2025-02-13 | 26.200 | 27.000 | 26.050 | 27.000 | 27.000 | 1,581,549 |
| 2025-02-12 | 26.250 | 26.650 | 25.850 | 25.900 | 25.900 | 1,212,546 |
| 2025-02-11 | 26.750 | 27.000 | 26.150 | 26.200 | 26.200 | 862,759 |
| 2025-02-10 | 27.000 | 27.000 | 26.400 | 26.750 | 26.750 | 711,907 |
| 2025-02-07 | 27.050 | 27.350 | 26.950 | 27.200 | 27.200 | 659,173 |
| 2025-02-06 | 26.100 | 27.100 | 26.100 | 27.100 | 27.100 | 702,014 |
| 2025-02-05 | 26.650 | 27.200 | 26.500 | 26.500 | 26.500 | 718,680 |
| 2025-02-04 | 26.700 | 26.800 | 26.200 | 26.200 | 26.200 | 510,907 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2024-07-11 | 0.5000 TWD |
| 2023-07-18 | 1.0000 TWD |
| 2022-07-21 | 3.0003 TWD |
| 2021-06-24 | 1.3927 TWD |
| 2019-09-11 | 1.2750 TWD |
| 2019-07-01 | 0.5000 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.