Tons Lightology historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-10-23 | 18.350 | 18.350 | 18.050 | 18.250 | 18.250 | 8,070 |
| 2025-10-22 | 18.100 | 18.150 | 17.950 | 18.150 | 18.150 | 41,199 |
| 2025-10-21 | 18.100 | 18.100 | 17.900 | 18.100 | 18.100 | 101,767 |
| 2025-10-20 | 18.200 | 18.550 | 17.800 | 18.100 | 18.100 | 90,320 |
| 2025-10-17 | 18.300 | 18.300 | 17.950 | 18.200 | 18.200 | 80,000 |
| 2025-10-16 | 18.650 | 18.650 | 17.950 | 18.050 | 18.050 | 19,000 |
| 2025-10-15 | 18.400 | 18.450 | 18.000 | 18.000 | 18.000 | 30,000 |
| 2025-10-14 | 18.000 | 18.000 | 17.800 | 17.950 | 17.950 | 43,112 |
| 2025-10-13 | 17.950 | 18.350 | 17.750 | 18.000 | 18.000 | 39,000 |
| 2025-10-09 | 18.050 | 18.250 | 17.950 | 17.950 | 17.950 | 63,581 |
| 2025-10-08 | 18.000 | 18.200 | 18.000 | 18.050 | 18.050 | 46,000 |
| 2025-10-07 | 18.050 | 18.100 | 17.800 | 18.000 | 18.000 | 53,000 |
| 2025-10-03 | 18.350 | 18.350 | 18.050 | 18.050 | 18.050 | 61,500 |
| 2025-10-02 | 19.000 | 19.150 | 18.550 | 18.650 | 18.650 | 253,000 |
| 2025-10-01 | 18.050 | 19.700 | 18.050 | 19.700 | 19.700 | 422,001 |
| 2025-09-30 | 18.000 | 18.000 | 17.800 | 17.950 | 17.950 | 16,165 |
| 2025-09-29 | 17.750 | 17.750 | 17.750 | 17.750 | 17.750 | 0 |
| 2025-09-26 | 18.000 | 18.000 | 17.750 | 17.750 | 17.750 | 28,170 |
| 2025-09-25 | 18.000 | 18.000 | 17.750 | 17.900 | 17.900 | 11,005 |
| 2025-09-24 | 18.000 | 18.000 | 17.700 | 17.800 | 17.800 | 16,000 |
| 2025-09-23 | 17.900 | 17.950 | 17.800 | 17.850 | 17.850 | 49,170 |
| 2025-09-22 | 17.650 | 18.150 | 17.650 | 17.750 | 17.750 | 27,862 |
| 2025-09-19 | 17.550 | 17.750 | 17.550 | 17.650 | 17.650 | 24,000 |
| 2025-09-18 | 17.600 | 17.750 | 17.550 | 17.550 | 17.550 | 45,131 |
| 2025-09-17 | 17.600 | 17.800 | 17.550 | 17.600 | 17.600 | 28,000 |
| 2025-09-16 | 17.650 | 17.650 | 17.500 | 17.600 | 17.600 | 21,030 |
| 2025-09-15 | 17.450 | 17.800 | 17.400 | 17.550 | 17.550 | 27,000 |
| 2025-09-12 | 17.500 | 18.000 | 17.300 | 17.450 | 17.450 | 25,100 |
| 2025-09-11 | 17.500 | 17.500 | 17.000 | 17.400 | 17.400 | 64,025 |
| 2025-09-10 | 17.400 | 17.400 | 17.300 | 17.400 | 17.400 | 58,000 |
| 2025-09-09 | 17.450 | 17.550 | 17.400 | 17.400 | 17.400 | 60,000 |
| 2025-09-08 | 17.450 | 17.500 | 17.450 | 17.450 | 17.450 | 55,232 |
| 2025-09-05 | 17.600 | 17.600 | 17.450 | 17.450 | 17.450 | 73,581 |
| 2025-09-04 | 17.400 | 17.650 | 17.400 | 17.500 | 17.500 | 59,007 |
| 2025-09-03 | 17.500 | 17.550 | 17.450 | 17.450 | 17.450 | 42,007 |
| 2025-09-02 | 17.450 | 17.550 | 17.450 | 17.500 | 17.500 | 33,000 |
| 2025-09-01 | 17.400 | 17.450 | 17.400 | 17.400 | 17.400 | 27,000 |
| 2025-08-29 | 17.350 | 17.500 | 17.350 | 17.400 | 17.400 | 34,765 |
| 2025-08-28 | 17.400 | 17.550 | 17.400 | 17.400 | 17.400 | 27,310 |
| 2025-08-27 | 17.500 | 17.500 | 17.450 | 17.450 | 17.450 | 19,068 |
| 2025-08-26 | 17.500 | 17.500 | 17.450 | 17.500 | 17.500 | 40,007 |
| 2025-08-25 | 17.500 | 17.550 | 17.450 | 17.500 | 17.500 | 78,290 |
| 2025-08-22 | 17.450 | 17.550 | 17.450 | 17.500 | 17.500 | 8,077 |
| 2025-08-21 | 17.500 | 17.550 | 17.450 | 17.450 | 17.450 | 22,007 |
| 2025-08-20 | 17.500 | 17.500 | 17.300 | 17.400 | 17.400 | 20,000 |
| 2025-08-19 | 17.450 | 17.500 | 17.400 | 17.450 | 17.450 | 40,007 |
| 2025-08-18 | 17.550 | 17.550 | 17.450 | 17.450 | 17.450 | 18,007 |
| 2025-08-15 | 17.450 | 17.500 | 17.450 | 17.500 | 17.500 | 34,200 |
| 2025-08-14 | 17.500 | 17.500 | 17.300 | 17.450 | 17.450 | 22,581 |
| 2025-08-13 | 17.350 | 17.450 | 17.300 | 17.450 | 17.450 | 10,207 |
| 2025-08-12 | 17.400 | 17.450 | 17.350 | 17.450 | 17.450 | 14,115 |
| 2025-08-11 | 17.700 | 17.700 | 17.100 | 17.400 | 17.400 | 55,079 |
| 2025-08-08 | 17.800 | 17.800 | 17.650 | 17.650 | 17.650 | 10,007 |
| 2025-08-07 | 17.950 | 17.950 | 17.700 | 17.800 | 17.800 | 42,007 |
| 2025-08-06 | 17.900 | 17.900 | 17.800 | 17.850 | 17.850 | 39,445 |
| 2025-08-05 | 17.800 | 18.000 | 17.800 | 17.900 | 17.900 | 38,178 |
| 2025-08-04 | 17.900 | 18.000 | 17.900 | 17.900 | 17.900 | 20,007 |
| 2025-08-01 | 17.900 | 17.900 | 17.900 | 17.900 | 17.900 | 14,790 |
| 2025-07-31 | 17.950 | 18.000 | 17.900 | 17.900 | 17.900 | 27,007 |
| 2025-07-30 | 17.950 | 17.950 | 17.900 | 17.900 | 17.900 | 27,007 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2025-03-21 | 0.8000 TWD |
| 2024-03-28 | 0.7000 TWD |
| 2023-03-23 | 1.6200 TWD |
| 2022-06-15 | 2.1000 TWD |
| 2021-06-16 | 2.4000 TWD |
| 2020-06-16 | 2.2414 TWD |
| 2019-06-14 | 2.3589 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.