Diamond Biotechnology Co., Ltd historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-05-05 | 60.000 | 60.000 | 57.000 | 58.900 | 49.854 | 64,608 |
| 2025-05-02 | 60.000 | 60.500 | 59.500 | 60.100 | 50.870 | 59,161 |
| 2025-04-30 | 60.000 | 60.000 | 58.600 | 59.200 | 50.108 | 22,414 |
| 2025-04-29 | 60.500 | 60.500 | 58.900 | 60.000 | 50.786 | 41,756 |
| 2025-04-28 | 61.500 | 61.500 | 59.800 | 60.200 | 50.955 | 39,932 |
| 2025-04-25 | 61.000 | 62.600 | 60.700 | 61.000 | 51.632 | 21,076 |
| 2025-04-24 | 59.900 | 62.500 | 59.700 | 60.600 | 51.293 | 102,435 |
| 2025-04-23 | 60.000 | 60.000 | 58.000 | 59.300 | 50.193 | 64,616 |
| 2025-04-22 | 61.500 | 61.500 | 57.100 | 57.100 | 48.331 | 88,063 |
| 2025-04-21 | 63.000 | 64.000 | 60.700 | 61.300 | 51.886 | 95,332 |
| 2025-04-18 | 64.000 | 65.000 | 62.000 | 64.100 | 54.256 | 124,495 |
| 2025-04-17 | 60.700 | 62.700 | 59.000 | 62.500 | 52.902 | 63,795 |
| 2025-04-16 | 61.500 | 61.500 | 59.100 | 61.000 | 51.632 | 11,527 |
| 2025-04-15 | 58.900 | 61.500 | 57.800 | 61.000 | 51.632 | 59,659 |
| 2025-04-14 | 56.400 | 59.000 | 56.400 | 58.100 | 49.177 | 58,473 |
| 2025-04-11 | 56.300 | 57.200 | 54.700 | 56.200 | 47.569 | 104,365 |
| 2025-04-10 | 48.400 | 59.000 | 48.400 | 59.000 | 49.939 | 127,857 |
| 2025-04-09 | 49.750 | 51.400 | 45.650 | 47.900 | 40.544 | 169,778 |
| 2025-04-08 | 48.000 | 50.300 | 48.000 | 50.000 | 42.321 | 151,092 |
| 2025-04-07 | 58.000 | 58.000 | 44.650 | 47.000 | 39.782 | 639,801 |
| 2025-04-02 | 61.800 | 61.800 | 59.700 | 60.600 | 51.293 | 59,559 |
| 2025-04-01 | 60.000 | 62.200 | 59.000 | 62.200 | 52.648 | 97,369 |
| 2025-03-31 | 67.500 | 67.500 | 57.100 | 60.000 | 50.786 | 215,476 |
| 2025-03-28 | 72.000 | 73.300 | 64.300 | 67.200 | 56.880 | 233,706 |
| 2025-03-27 | 67.000 | 71.500 | 66.700 | 71.200 | 60.265 | 511,520 |
| 2025-03-26 | 67.100 | 68.800 | 66.600 | 66.600 | 56.372 | 103,703 |
| 2025-03-25 | 64.800 | 66.800 | 63.800 | 66.800 | 56.541 | 243,805 |
| 2025-03-24 | 66.500 | 66.500 | 63.700 | 64.600 | 54.679 | 286,665 |
| 2025-03-21 | 68.300 | 68.300 | 62.700 | 65.100 | 55.102 | 300,758 |
| 2025-03-20 | 63.000 | 69.400 | 63.000 | 68.300 | 57.811 | 546,784 |
| 2025-03-19 | 63.200 | 63.900 | 62.000 | 62.700 | 53.071 | 503,533 |
| 2025-03-18 | 59.800 | 63.300 | 59.800 | 63.200 | 53.494 | 274,511 |
| 2025-03-17 | 55.700 | 58.100 | 55.300 | 58.100 | 49.177 | 79,822 |
| 2025-03-14 | 55.200 | 57.500 | 53.800 | 55.500 | 46.977 | 136,976 |
| 2025-03-13 | 55.000 | 56.400 | 53.300 | 55.200 | 46.723 | 100,585 |
| 2025-03-12 | 55.000 | 55.000 | 53.800 | 55.000 | 46.553 | 42,113 |
| 2025-03-11 | 60.500 | 60.500 | 49.800 | 55.000 | 46.553 | 409,980 |
| 2025-03-10 | 61.500 | 61.600 | 58.500 | 60.500 | 51.209 | 48,288 |
| 2025-03-07 | 62.000 | 62.800 | 58.100 | 61.500 | 52.055 | 61,065 |
| 2025-03-06 | 63.000 | 63.000 | 60.500 | 61.500 | 52.055 | 152,551 |
| 2025-03-05 | 64.000 | 64.300 | 61.600 | 62.200 | 52.648 | 226,997 |
| 2025-03-04 | 63.900 | 65.000 | 62.100 | 63.400 | 53.663 | 82,525 |
| 2025-03-03 | 64.000 | 64.000 | 62.800 | 64.000 | 54.171 | 617 |
| 2025-02-27 | 65.900 | 66.000 | 63.000 | 63.900 | 54.087 | 51,411 |
| 2025-02-26 | 65.600 | 66.200 | 63.100 | 65.100 | 55.102 | 114,576 |
| 2025-02-25 | 63.800 | 66.200 | 63.800 | 64.700 | 54.764 | 101,850 |
| 2025-02-24 | 65.100 | 65.600 | 62.000 | 64.000 | 54.171 | 194,657 |
| 2025-02-21 | 65.400 | 65.600 | 62.500 | 65.000 | 55.018 | 133,948 |
| 2025-02-20 | 66.200 | 66.200 | 62.400 | 65.300 | 55.272 | 105,030 |
| 2025-02-19 | 67.900 | 67.900 | 64.700 | 65.900 | 55.779 | 129,939 |
| 2025-02-18 | 69.000 | 69.200 | 64.700 | 64.700 | 54.764 | 82,011 |
| 2025-02-17 | 68.500 | 69.400 | 66.000 | 69.200 | 58.573 | 171,993 |
| 2025-02-14 | 69.300 | 69.300 | 67.700 | 68.500 | 57.980 | 41,943 |
| 2025-02-13 | 66.100 | 68.200 | 66.100 | 67.200 | 56.880 | 43,142 |
| 2025-02-12 | 67.900 | 67.900 | 66.000 | 67.300 | 56.964 | 28,718 |
| 2025-02-11 | 68.500 | 70.200 | 65.900 | 68.200 | 57.726 | 117,134 |
| 2025-02-10 | 71.300 | 72.000 | 67.600 | 71.800 | 60.773 | 119,076 |
| 2025-02-07 | 72.400 | 72.400 | 70.200 | 71.300 | 60.350 | 8,286 |
| 2025-02-06 | 71.900 | 72.100 | 70.100 | 72.000 | 60.943 | 13,414 |
| 2025-02-05 | 71.600 | 72.000 | 69.800 | 71.500 | 60.519 | 22,231 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2025-08-27 | 0.2300 TWD |
| 2024-08-05 | 0.1848 TWD |
| 2023-08-23 | 0.1337 TWD |
| 2022-08-24 | 0.2040 TWD |
| 2021-08-27 | 0.0500 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.