Asia Optical Co Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-07-23 | 140.50 | 141.00 | 135.50 | 136.50 | 136.50 | 2,109,011 |
| 2026-07-22 | 139.00 | 142.00 | 138.50 | 139.00 | 139.00 | 2,054,803 |
| 2026-07-21 | 131.00 | 138.00 | 130.50 | 137.50 | 137.50 | 2,313,379 |
| 2026-07-20 | 132.00 | 132.50 | 124.50 | 129.00 | 129.00 | 3,235,481 |
| 2026-07-17 | 138.00 | 139.00 | 130.00 | 131.00 | 131.00 | 5,344,240 |
| 2026-07-16 | 143.50 | 144.50 | 140.00 | 141.50 | 141.50 | 2,326,519 |
| 2026-07-15 | 144.00 | 147.00 | 142.00 | 144.50 | 144.50 | 3,391,225 |
| 2026-07-14 | 146.50 | 148.00 | 137.50 | 143.50 | 143.50 | 4,752,912 |
| 2026-07-13 | 146.00 | 153.00 | 146.00 | 147.50 | 147.50 | 6,267,063 |
| 2026-07-10 | 143.50 | 143.50 | 143.50 | 143.50 | 143.50 | 0 |
| 2026-07-09 | 145.00 | 147.00 | 143.50 | 143.50 | 143.50 | 2,055,614 |
| 2026-07-08 | 143.50 | 145.50 | 142.50 | 145.00 | 145.00 | 2,161,353 |
| 2026-07-07 | 152.50 | 153.50 | 143.50 | 144.00 | 144.00 | 4,472,349 |
| 2026-07-06 | 155.00 | 159.50 | 151.50 | 151.50 | 151.50 | 8,100,681 |
| 2026-07-03 | 149.00 | 153.00 | 148.50 | 152.00 | 152.00 | 8,241,622 |
| 2026-07-02 | 140.00 | 151.50 | 139.00 | 149.50 | 149.50 | 7,420,968 |
| 2026-07-01 | 143.50 | 144.50 | 140.00 | 140.00 | 140.00 | 3,320,319 |
| 2026-06-30 | 140.50 | 142.50 | 139.50 | 142.50 | 142.50 | 3,021,120 |
| 2026-06-29 | 140.00 | 142.00 | 137.50 | 138.00 | 138.00 | 3,969,328 |
| 2026-06-26 | 150.00 | 150.00 | 139.50 | 139.50 | 139.50 | 6,751,314 |
| 2026-06-25 | 156.00 | 156.50 | 149.00 | 150.00 | 150.00 | 5,584,604 |
| 2026-06-24 | 151.00 | 155.50 | 149.50 | 155.50 | 155.50 | 4,951,657 |
| 2026-06-23 | 164.50 | 164.50 | 155.00 | 157.00 | 152.40 | 8,581,834 |
| 2026-06-22 | 164.50 | 169.00 | 162.50 | 163.00 | 158.22 | 9,854,537 |
| 2026-06-18 | 159.00 | 161.50 | 158.00 | 160.50 | 155.80 | 8,011,396 |
| 2026-06-17 | 162.00 | 168.50 | 157.50 | 158.50 | 153.86 | 22,546,033 |
| 2026-06-16 | 159.50 | 167.50 | 156.50 | 164.00 | 159.19 | 29,873,607 |
| 2026-06-15 | 148.50 | 160.00 | 148.00 | 158.00 | 153.37 | 16,499,322 |
| 2026-06-12 | 149.50 | 151.50 | 145.50 | 145.50 | 141.24 | 4,149,826 |
| 2026-06-11 | 148.00 | 149.00 | 142.50 | 145.50 | 141.24 | 7,538,773 |
| 2026-06-10 | 150.00 | 163.50 | 146.00 | 146.50 | 142.21 | 25,941,891 |
| 2026-06-09 | 143.50 | 155.00 | 142.50 | 151.50 | 147.06 | 10,724,271 |
| 2026-06-08 | 139.00 | 143.00 | 137.50 | 142.00 | 137.84 | 8,095,075 |
| 2026-06-05 | 153.50 | 159.50 | 151.00 | 152.50 | 148.03 | 23,250,265 |
| 2026-06-04 | 151.00 | 155.00 | 145.50 | 152.00 | 147.55 | 9,154,595 |
| 2026-06-03 | 153.50 | 155.00 | 151.50 | 151.50 | 147.06 | 4,768,599 |
| 2026-06-02 | 157.50 | 157.50 | 150.00 | 152.50 | 148.03 | 7,633,567 |
| 2026-06-01 | 155.50 | 156.50 | 153.00 | 155.00 | 150.46 | 6,247,195 |
| 2026-05-29 | 152.00 | 158.50 | 151.50 | 154.00 | 149.49 | 9,688,074 |
| 2026-05-28 | 152.00 | 156.50 | 149.00 | 149.50 | 145.12 | 10,881,054 |
| 2026-05-27 | 155.00 | 155.00 | 148.00 | 149.50 | 145.12 | 7,731,254 |
| 2026-05-26 | 158.00 | 159.50 | 150.50 | 153.50 | 149.00 | 8,098,792 |
| 2026-05-25 | 157.50 | 159.00 | 153.50 | 156.50 | 151.91 | 10,818,242 |
| 2026-05-22 | 152.50 | 157.50 | 150.50 | 153.50 | 149.00 | 12,633,389 |
| 2026-05-21 | 154.50 | 155.00 | 151.50 | 151.50 | 147.06 | 11,796,065 |
| 2026-05-20 | 150.00 | 154.00 | 147.50 | 153.50 | 149.00 | 12,059,160 |
| 2026-05-19 | 147.50 | 154.00 | 146.50 | 149.50 | 145.12 | 12,372,239 |
| 2026-05-18 | 144.00 | 149.00 | 141.00 | 147.00 | 142.69 | 6,759,237 |
| 2026-05-15 | 150.50 | 154.50 | 143.50 | 144.50 | 140.27 | 19,500,130 |
| 2026-05-14 | 142.00 | 149.00 | 142.00 | 147.00 | 142.69 | 9,443,812 |
| 2026-05-13 | 142.50 | 142.50 | 139.50 | 140.50 | 136.38 | 3,828,907 |
| 2026-05-12 | 148.50 | 149.00 | 142.50 | 144.00 | 139.78 | 5,594,705 |
| 2026-05-11 | 144.50 | 148.00 | 142.50 | 146.50 | 142.21 | 7,326,624 |
| 2026-05-08 | 143.00 | 148.00 | 141.50 | 144.00 | 139.78 | 8,177,211 |
| 2026-05-07 | 144.50 | 146.00 | 142.50 | 143.00 | 138.81 | 5,306,368 |
| 2026-05-06 | 145.00 | 145.00 | 139.00 | 143.00 | 138.81 | 6,247,852 |
| 2026-05-05 | 143.00 | 145.00 | 142.00 | 143.00 | 138.81 | 4,906,910 |
| 2026-05-04 | 139.50 | 143.00 | 138.00 | 143.00 | 138.81 | 5,662,480 |
| 2026-04-30 | 141.00 | 143.00 | 138.50 | 138.50 | 134.44 | 6,624,085 |
| 2026-04-29 | 142.50 | 147.50 | 142.00 | 142.00 | 137.84 | 12,402,228 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-06-24 | 4.6000 TWD |
| 2025-06-24 | 4.0000 TWD |
| 2024-06-20 | 1.8000 TWD |
| 2023-06-30 | 1.9000 TWD |
| 2022-07-07 | 3.7000 TWD |
| 2021-08-04 | 1.0000 TWD |
| 2020-07-07 | 2.0000 TWD |
| 2019-07-04 | 2.3000 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.