Bioptik Technology historical data

1M 3M 6M 1Y 5Y MAX Download CSV

Date	Open	High	Low	Close	Adj. close	Volume
2025-07-29	29.000	29.100	28.300	28.900	28.900	111,000
2025-07-28	29.300	29.450	28.950	29.000	29.000	55,002
2025-07-25	29.100	29.350	28.850	29.050	29.050	101,053
2025-07-24	28.850	29.150	28.700	29.050	29.050	77,000
2025-07-23	29.800	29.900	28.300	28.850	28.850	1,227,130
2025-07-22	30.000	30.200	29.350	29.500	29.500	73,000
2025-07-21	29.800	30.150	29.000	30.000	30.000	318,000
2025-07-18	29.950	30.200	29.000	30.200	30.200	757,210
2025-07-17	29.750	29.950	29.700	29.850	29.850	21,000
2025-07-16	29.550	29.950	29.350	29.650	29.650	52,000
2025-07-15	29.650	29.700	29.400	29.550	29.550	35,000
2025-07-14	30.150	30.200	29.000	29.500	29.500	261,001
2025-07-11	30.250	30.250	29.750	30.150	30.150	44,100
2025-07-10	29.650	30.150	28.900	30.150	30.150	186,100
2025-07-09	29.300	29.700	29.000	29.700	29.700	106,250
2025-07-08	29.450	29.450	28.500	29.200	29.200	163,411
2025-07-07	30.050	30.100	29.250	29.250	29.250	219,279
2025-07-04	30.850	30.850	29.700	30.000	30.000	196,260
2025-07-03	30.400	30.700	29.850	30.500	30.500	140,000
2025-07-02	30.150	30.150	29.450	29.850	29.850	159,033
2025-07-01	29.850	30.300	29.700	29.950	29.950	220,000
2025-06-30	30.600	30.750	29.800	29.950	29.950	549,178
2025-06-27	31.000	31.300	30.100	30.550	30.550	509,000
2025-06-26	31.050	31.400	30.150	30.850	30.850	501,050
2025-06-25	31.750	31.750	30.000	31.600	31.600	1,231,200
2025-06-24	31.950	32.400	30.800	31.600	31.600	1,255,008
2025-06-23	31.400	31.900	30.400	31.900	31.900	575,000
2025-06-20	30.750	32.000	29.750	32.000	32.000	965,162
2025-06-19	31.250	31.250	30.300	30.500	30.500	70,104
2025-06-18	31.250	31.250	31.050	31.100	31.100	14,000
2025-06-17	31.100	31.100	30.700	31.000	31.000	13,100
2025-06-16	31.050	31.150	30.500	30.650	30.650	40,000
2025-06-13	31.250	31.350	30.500	30.950	30.950	86,000
2025-06-12	30.950	31.300	30.250	31.300	31.300	162,000
2025-06-11	31.150	31.150	30.750	30.750	30.750	12,020
2025-06-10	31.100	31.200	30.400	31.100	31.100	131,000
2025-06-09	31.300	31.300	30.700	31.000	31.000	41,060
2025-06-06	30.950	31.400	29.900	31.400	31.400	205,000
2025-06-05	30.800	31.050	30.700	30.700	30.700	26,000
2025-06-04	30.800	30.800	29.900	30.800	30.800	265,000
2025-06-03	30.550	30.950	30.400	30.550	30.550	25,050
2025-06-02	31.000	31.000	29.900	30.250	30.250	76,000
2025-05-29	31.000	31.200	30.450	30.850	30.850	48,000
2025-05-28	31.200	31.300	30.500	30.850	30.850	58,000
2025-05-27	31.250	31.400	30.500	30.900	30.900	78,000
2025-05-26	31.400	31.650	31.000	31.000	31.000	43,000
2025-05-23	31.500	31.800	31.050	31.150	31.150	45,000
2025-05-22	31.950	31.950	31.000	31.100	31.100	58,101
2025-05-21	31.500	32.000	31.200	31.750	31.750	42,310
2025-05-20	31.150	31.600	31.100	31.150	31.150	28,000
2025-05-19	31.500	31.650	30.550	31.100	31.100	138,000
2025-05-16	32.500	32.900	31.550	31.550	31.550	113,000
2025-05-15	32.500	32.700	32.000	32.600	32.600	95,000
2025-05-14	32.750	32.800	32.150	32.800	32.800	62,000
2025-05-13	32.850	32.850	32.000	32.500	32.500	193,000
2025-05-12	33.450	33.450	31.900	32.800	32.800	163,208
2025-05-09	32.500	32.500	32.100	32.450	32.450	12,000
2025-05-08	32.850	33.500	32.000	32.250	32.250	77,000
2025-05-07	33.100	33.100	32.450	32.450	32.450	21,000
2025-05-06	32.500	32.550	32.000	32.450	32.450	37,000

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Stock splits

No stock splits on record.

Dividends

Ex-date	Amount
2026-07-16	0.7000 TWD
2025-08-20	0.3391 TWD
2024-07-16	0.7000 TWD
2022-08-11	0.3000 TWD
2021-09-08	0.3000 TWD
2020-07-23	0.6000 TWD
2019-07-31	0.5000 TWD

Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.