Tons Lightology historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-07-23 | 16.800 | 16.800 | 16.800 | 16.800 | 16.800 | 3,000 |
| 2026-07-22 | 16.900 | 16.900 | 16.800 | 16.800 | 16.800 | 6,000 |
| 2026-07-21 | 16.800 | 16.900 | 16.800 | 16.900 | 16.900 | 5,000 |
| 2026-07-20 | 16.800 | 16.800 | 16.750 | 16.800 | 16.800 | 4,050 |
| 2026-07-17 | 16.850 | 16.850 | 16.750 | 16.800 | 16.800 | 30,000 |
| 2026-07-16 | 16.900 | 16.900 | 16.850 | 16.850 | 16.850 | 16,021 |
| 2026-07-15 | 16.850 | 16.900 | 16.850 | 16.900 | 16.900 | 10,581 |
| 2026-07-14 | 16.900 | 16.900 | 16.800 | 16.800 | 16.800 | 35,000 |
| 2026-07-13 | 16.950 | 16.950 | 16.850 | 16.900 | 16.900 | 36,000 |
| 2026-07-10 | 17.000 | 17.000 | 17.000 | 17.000 | 17.000 | 0 |
| 2026-07-09 | 16.950 | 17.000 | 16.950 | 17.000 | 17.000 | 13,000 |
| 2026-07-08 | 17.000 | 17.000 | 16.950 | 16.950 | 16.950 | 9,000 |
| 2026-07-07 | 17.300 | 17.400 | 17.000 | 17.000 | 17.000 | 26,000 |
| 2026-07-06 | 17.450 | 17.450 | 17.300 | 17.300 | 17.300 | 21,952 |
| 2026-07-03 | 16.900 | 18.000 | 16.900 | 17.450 | 17.450 | 84,028 |
| 2026-07-02 | 16.850 | 16.900 | 16.850 | 16.850 | 16.850 | 38,000 |
| 2026-07-01 | 16.850 | 16.900 | 16.850 | 16.850 | 16.850 | 11,000 |
| 2026-06-30 | 16.850 | 16.900 | 16.800 | 16.850 | 16.850 | 32,000 |
| 2026-06-29 | 16.850 | 16.950 | 16.850 | 16.950 | 16.950 | 18,000 |
| 2026-06-26 | 16.850 | 16.950 | 16.800 | 16.900 | 16.900 | 71,020 |
| 2026-06-25 | 17.000 | 17.000 | 16.800 | 16.850 | 16.850 | 77,000 |
| 2026-06-24 | 16.900 | 17.050 | 16.850 | 16.850 | 16.850 | 13,000 |
| 2026-06-23 | 16.950 | 16.950 | 16.800 | 16.900 | 16.900 | 15,000 |
| 2026-06-22 | 16.900 | 16.900 | 16.800 | 16.850 | 16.850 | 33,000 |
| 2026-06-18 | 16.800 | 17.000 | 16.800 | 16.900 | 16.900 | 36,000 |
| 2026-06-17 | 16.850 | 16.850 | 16.850 | 16.850 | 16.850 | 16,112 |
| 2026-06-16 | 16.700 | 16.900 | 16.700 | 16.850 | 16.850 | 30,021 |
| 2026-06-15 | 16.600 | 16.700 | 16.400 | 16.700 | 16.700 | 39,000 |
| 2026-06-12 | 16.500 | 16.700 | 16.500 | 16.700 | 16.700 | 25,021 |
| 2026-06-11 | 16.550 | 16.650 | 16.550 | 16.600 | 16.600 | 14,001 |
| 2026-06-10 | 16.500 | 16.600 | 16.500 | 16.600 | 16.600 | 8,163 |
| 2026-06-09 | 16.650 | 16.750 | 16.600 | 16.700 | 16.700 | 16,000 |
| 2026-06-08 | 16.600 | 16.800 | 16.300 | 16.650 | 16.650 | 53,036 |
| 2026-06-05 | 17.000 | 17.050 | 16.850 | 16.950 | 16.950 | 35,000 |
| 2026-06-04 | 16.550 | 17.650 | 16.550 | 16.850 | 16.850 | 135,000 |
| 2026-06-03 | 16.500 | 16.550 | 16.400 | 16.550 | 16.550 | 100,508 |
| 2026-06-02 | 16.600 | 16.600 | 16.300 | 16.500 | 16.500 | 38,581 |
| 2026-06-01 | 16.450 | 16.800 | 16.450 | 16.550 | 16.550 | 79,339 |
| 2026-05-29 | 16.400 | 16.450 | 16.400 | 16.450 | 16.450 | 59,441 |
| 2026-05-28 | 16.450 | 16.500 | 16.400 | 16.500 | 16.500 | 64,000 |
| 2026-05-27 | 16.400 | 16.450 | 16.400 | 16.450 | 16.450 | 47,051 |
| 2026-05-26 | 16.300 | 16.450 | 16.300 | 16.400 | 16.400 | 82,237 |
| 2026-05-25 | 16.300 | 16.400 | 16.300 | 16.400 | 16.400 | 103,489 |
| 2026-05-22 | 16.500 | 16.500 | 16.400 | 16.400 | 16.400 | 63,744 |
| 2026-05-21 | 16.450 | 16.500 | 16.450 | 16.450 | 16.450 | 22,030 |
| 2026-05-20 | 16.400 | 16.450 | 16.400 | 16.450 | 16.450 | 28,161 |
| 2026-05-19 | 16.400 | 16.450 | 16.350 | 16.400 | 16.400 | 35,367 |
| 2026-05-18 | 16.400 | 16.450 | 16.300 | 16.400 | 16.400 | 36,581 |
| 2026-05-15 | 16.400 | 16.450 | 16.400 | 16.400 | 16.400 | 32,026 |
| 2026-05-14 | 16.450 | 16.450 | 16.400 | 16.450 | 16.450 | 37,581 |
| 2026-05-13 | 16.500 | 16.500 | 16.350 | 16.400 | 16.400 | 25,300 |
| 2026-05-12 | 16.450 | 16.450 | 16.400 | 16.450 | 16.450 | 46,400 |
| 2026-05-11 | 16.450 | 16.500 | 16.400 | 16.450 | 16.450 | 53,627 |
| 2026-05-08 | 16.500 | 16.500 | 16.400 | 16.450 | 16.450 | 64,000 |
| 2026-05-07 | 16.400 | 16.500 | 16.350 | 16.450 | 16.450 | 57,120 |
| 2026-05-06 | 16.500 | 16.550 | 16.400 | 16.500 | 16.500 | 250,642 |
| 2026-05-05 | 16.350 | 16.500 | 16.300 | 16.400 | 16.400 | 182,907 |
| 2026-05-04 | 16.500 | 16.500 | 16.250 | 16.350 | 16.350 | 64,408 |
| 2026-04-30 | 16.500 | 16.550 | 16.500 | 16.500 | 16.500 | 22,581 |
| 2026-04-29 | 16.400 | 16.550 | 16.400 | 16.550 | 16.550 | 31,021 |
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.