BiOptic Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-10-20 | 29.750 | 30.300 | 29.750 | 30.000 | 30.000 | 7,243 |
| 2026-10-19 | 30.700 | 30.700 | 30.100 | 30.100 | 30.100 | 6,000 |
| 2026-10-16 | 30.700 | 31.000 | 30.700 | 31.000 | 31.000 | 5,030 |
| 2026-10-15 | 31.000 | 31.000 | 30.700 | 30.700 | 30.700 | 3,001 |
| 2026-10-14 | 30.700 | 31.500 | 30.500 | 31.300 | 31.300 | 27,252 |
| 2026-10-13 | 31.000 | 31.200 | 30.800 | 31.200 | 31.200 | 5,003 |
| 2026-10-12 | 31.000 | 31.300 | 30.900 | 31.000 | 31.000 | 15,151 |
| 2026-10-08 | 30.900 | 31.200 | 30.900 | 31.000 | 31.000 | 6,136 |
| 2026-10-07 | 32.000 | 32.500 | 32.000 | 32.000 | 32.000 | 5,525 |
| 2026-10-06 | 31.000 | 31.150 | 31.000 | 31.150 | 31.150 | 4,000 |
| 2026-10-05 | 31.600 | 31.600 | 31.000 | 31.000 | 31.000 | 7,000 |
| 2026-10-02 | 32.000 | 32.000 | 30.900 | 31.000 | 31.000 | 4,760 |
| 2026-10-01 | 31.300 | 31.300 | 31.300 | 31.300 | 31.300 | 0 |
| 2026-09-30 | 31.000 | 31.300 | 31.000 | 31.300 | 31.300 | 6,000 |
| 2026-09-29 | 31.500 | 31.500 | 31.500 | 31.500 | 31.500 | 0 |
| 2026-09-24 | 31.000 | 31.700 | 31.000 | 31.500 | 31.500 | 6,000 |
| 2026-09-23 | 31.700 | 31.900 | 31.300 | 31.800 | 31.800 | 34,195 |
| 2026-09-22 | 31.600 | 32.350 | 31.600 | 31.700 | 31.700 | 18,051 |
| 2026-09-21 | 32.000 | 32.300 | 31.600 | 32.000 | 32.000 | 20,396 |
Page 1 of 1 · 19 trading days
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-08-25 | 0.5000 TWD |
| 2025-08-20 | 0.3300 TWD |
| 2024-08-21 | 0.2268 TWD |
| 2023-08-24 | 1.1000 TWD |
| 2022-08-25 | 0.5500 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.