Optotech Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-07-22 | 31.900 | 33.600 | 31.700 | 33.100 | 33.100 | 3,735,644 |
| 2026-07-21 | 31.900 | 32.000 | 31.000 | 31.250 | 31.250 | 2,825,454 |
| 2026-07-20 | 32.600 | 33.100 | 30.250 | 31.250 | 31.250 | 4,083,254 |
| 2026-07-17 | 33.900 | 33.900 | 32.100 | 32.450 | 32.450 | 5,184,511 |
| 2026-07-16 | 35.500 | 35.650 | 34.400 | 34.900 | 34.900 | 2,678,622 |
| 2026-07-15 | 36.050 | 36.600 | 35.750 | 36.050 | 36.050 | 3,477,300 |
| 2026-07-14 | 37.100 | 37.200 | 33.550 | 35.600 | 35.600 | 8,881,161 |
| 2026-07-13 | 38.100 | 39.650 | 36.850 | 37.250 | 37.250 | 8,256,574 |
| 2026-07-10 | 36.500 | 36.500 | 36.500 | 36.500 | 36.500 | 0 |
| 2026-07-09 | 37.500 | 38.150 | 36.500 | 36.500 | 36.500 | 4,490,585 |
| 2026-07-08 | 37.100 | 37.600 | 35.550 | 36.800 | 36.800 | 5,112,478 |
| 2026-07-07 | 39.500 | 40.300 | 36.300 | 36.900 | 36.900 | 10,218,432 |
| 2026-07-06 | 38.450 | 41.500 | 38.400 | 38.950 | 38.950 | 11,824,249 |
| 2026-07-03 | 39.000 | 40.350 | 37.200 | 38.100 | 38.100 | 11,882,019 |
| 2026-07-02 | 35.400 | 38.650 | 35.300 | 38.650 | 38.650 | 13,030,692 |
| 2026-07-01 | 38.500 | 39.250 | 35.000 | 35.150 | 35.150 | 8,499,648 |
| 2026-06-30 | 36.500 | 38.500 | 36.400 | 37.550 | 37.550 | 6,160,621 |
| 2026-06-29 | 36.400 | 36.950 | 35.200 | 35.700 | 35.700 | 6,670,805 |
| 2026-06-26 | 39.000 | 40.250 | 36.250 | 36.450 | 36.450 | 11,857,385 |
| 2026-06-25 | 42.450 | 42.700 | 38.950 | 39.200 | 39.200 | 13,470,563 |
| 2026-06-24 | 42.700 | 44.550 | 41.550 | 42.000 | 42.000 | 16,216,710 |
| 2026-06-23 | 42.900 | 45.800 | 42.450 | 43.550 | 43.550 | 30,237,631 |
| 2026-06-22 | 42.150 | 43.850 | 42.000 | 42.800 | 42.800 | 22,155,281 |
| 2026-06-18 | 38.800 | 41.950 | 38.800 | 39.950 | 39.950 | 19,869,472 |
| 2026-06-17 | 39.200 | 39.950 | 38.150 | 38.500 | 38.500 | 16,383,073 |
| 2026-06-16 | 37.300 | 40.250 | 37.000 | 39.100 | 39.100 | 26,991,686 |
| 2026-06-15 | 35.500 | 37.300 | 35.300 | 36.600 | 36.600 | 6,676,143 |
| 2026-06-12 | 33.700 | 36.000 | 33.700 | 34.600 | 34.600 | 4,567,314 |
| 2026-06-11 | 31.600 | 33.300 | 31.250 | 33.050 | 33.050 | 3,454,403 |
| 2026-06-10 | 34.050 | 35.300 | 32.750 | 32.750 | 32.750 | 5,203,368 |
| 2026-06-09 | 33.100 | 35.400 | 31.900 | 35.000 | 35.000 | 7,667,402 |
| 2026-06-08 | 32.100 | 32.850 | 32.100 | 32.700 | 32.700 | 4,762,963 |
| 2026-06-05 | 37.100 | 37.100 | 34.700 | 35.650 | 35.650 | 4,406,221 |
| 2026-06-04 | 37.500 | 38.550 | 36.400 | 37.100 | 37.100 | 7,927,363 |
| 2026-06-03 | 35.900 | 38.200 | 35.800 | 37.100 | 37.100 | 7,680,691 |
| 2026-06-02 | 36.500 | 36.800 | 34.450 | 35.300 | 35.300 | 7,662,238 |
| 2026-06-01 | 38.200 | 38.700 | 36.600 | 36.600 | 36.600 | 8,142,551 |
| 2026-05-29 | 39.000 | 39.400 | 38.050 | 38.150 | 38.150 | 5,127,300 |
| 2026-05-28 | 39.400 | 40.800 | 38.000 | 38.100 | 38.100 | 11,871,265 |
| 2026-05-27 | 39.500 | 40.500 | 38.000 | 40.100 | 40.100 | 14,391,091 |
| 2026-05-26 | 39.900 | 40.350 | 38.800 | 39.000 | 39.000 | 8,016,723 |
| 2026-05-25 | 39.000 | 41.200 | 38.250 | 39.700 | 39.700 | 20,029,828 |
| 2026-05-22 | 35.850 | 38.650 | 35.600 | 38.650 | 38.650 | 10,795,140 |
| 2026-05-21 | 34.700 | 35.800 | 34.700 | 35.150 | 35.150 | 4,039,463 |
| 2026-05-20 | 34.300 | 34.700 | 33.600 | 34.450 | 34.450 | 4,392,616 |
| 2026-05-19 | 34.550 | 35.300 | 33.650 | 33.950 | 33.950 | 3,885,900 |
| 2026-05-18 | 34.700 | 35.150 | 32.900 | 34.900 | 34.900 | 4,717,012 |
| 2026-05-15 | 36.650 | 36.750 | 34.550 | 34.800 | 34.800 | 6,985,368 |
| 2026-05-14 | 36.300 | 37.200 | 35.150 | 36.350 | 36.350 | 6,349,121 |
| 2026-05-13 | 37.400 | 37.800 | 35.850 | 36.000 | 36.000 | 7,187,973 |
| 2026-05-12 | 37.800 | 38.700 | 37.100 | 38.050 | 38.050 | 6,562,626 |
| 2026-05-11 | 36.800 | 38.700 | 36.800 | 37.350 | 37.350 | 8,680,220 |
| 2026-05-08 | 40.800 | 40.800 | 37.200 | 37.300 | 37.300 | 15,321,997 |
| 2026-05-07 | 40.900 | 41.950 | 40.250 | 40.800 | 40.800 | 17,489,665 |
| 2026-05-06 | 43.300 | 43.350 | 39.350 | 40.900 | 40.900 | 25,790,981 |
| 2026-05-05 | 40.000 | 42.400 | 39.600 | 41.700 | 41.700 | 32,770,801 |
| 2026-05-04 | 38.000 | 41.250 | 37.200 | 40.050 | 40.050 | 21,869,744 |
| 2026-04-30 | 39.350 | 39.900 | 37.800 | 38.050 | 38.050 | 25,012,964 |
| 2026-04-29 | 35.350 | 38.850 | 34.900 | 38.850 | 38.850 | 12,456,998 |
| 2026-04-28 | 35.950 | 36.450 | 34.300 | 35.350 | 35.350 | 8,165,105 |
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.