Co-Tech Development historical data

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Date	Open	High	Low	Close	Adj. close	Volume
2025-07-25	97.500	98.400	95.300	97.500	97.056	46,789,219
2025-07-24	93.400	98.300	91.400	97.500	97.056	98,779,816
2025-07-23	89.900	93.600	88.300	89.600	89.192	62,471,621
2025-07-22	93.000	93.500	86.500	87.000	86.604	86,398,060
2025-07-21	86.400	90.300	85.500	90.300	89.889	47,779,049
2025-07-18	83.700	87.000	82.300	83.600	81.725	82,366,719
2025-07-17	75.800	81.700	75.600	81.700	79.868	79,016,141
2025-07-16	77.800	80.600	74.300	74.300	72.634	48,259,483
2025-07-15	74.300	78.400	73.600	76.900	75.175	87,601,707
2025-07-14	72.600	73.800	71.700	72.800	71.167	27,061,433
2025-07-11	71.400	74.500	70.600	72.600	70.972	102,765,100
2025-07-10	67.800	69.100	66.100	69.100	67.550	76,991,934
2025-07-09	58.000	62.900	58.000	62.900	61.489	29,975,648
2025-07-08	56.300	57.400	55.200	57.200	55.917	1,537,561
2025-07-07	56.800	57.300	56.200	56.300	55.037	1,017,362
2025-07-04	58.600	58.700	57.200	57.200	55.917	2,362,351
2025-07-03	59.000	59.000	58.200	58.500	57.188	2,365,045
2025-07-02	57.800	58.900	57.800	58.700	57.383	3,702,298
2025-07-01	58.500	59.200	58.000	58.000	56.699	3,796,011
2025-06-30	57.900	59.000	57.900	58.100	56.797	3,451,310
2025-06-27	58.200	58.500	57.700	57.900	56.601	1,825,380
2025-06-26	59.000	59.200	57.900	58.000	56.699	3,629,774
2025-06-25	58.500	59.200	57.500	58.600	57.286	6,413,730
2025-06-24	57.700	58.300	57.500	58.000	56.699	2,274,976
2025-06-23	55.000	57.000	54.700	56.900	55.624	1,629,171
2025-06-20	56.800	57.500	55.600	56.000	54.744	1,929,648
2025-06-19	58.500	58.500	57.100	57.100	55.819	2,944,350
2025-06-18	57.200	58.300	57.100	58.100	56.797	3,308,837
2025-06-17	57.900	58.200	56.800	57.400	56.113	2,812,254
2025-06-16	57.300	57.600	56.600	57.600	56.308	2,210,250
2025-06-13	57.000	58.200	56.900	57.000	55.722	3,667,758
2025-06-12	58.200	59.300	57.700	57.700	56.406	8,592,502
2025-06-11	57.400	57.600	56.300	57.200	55.917	2,688,955
2025-06-10	57.800	57.900	56.800	57.000	55.722	6,318,140
2025-06-09	55.200	57.900	54.600	57.800	56.504	8,785,461
2025-06-06	55.200	55.300	54.300	54.400	53.180	871,032
2025-06-05	55.500	55.700	54.700	55.200	53.962	1,414,177
2025-06-04	56.800	56.800	55.200	55.600	54.353	3,442,311
2025-06-03	54.000	56.200	54.000	56.000	54.744	5,047,358
2025-06-02	54.000	54.000	52.700	53.100	51.909	1,221,409
2025-05-29	55.200	55.900	54.500	54.600	53.375	1,604,209
2025-05-28	55.600	56.200	54.300	54.600	53.375	2,048,049
2025-05-27	56.000	56.700	55.200	55.300	54.060	4,658,123
2025-05-26	55.000	56.200	54.700	55.800	54.549	4,588,060
2025-05-23	54.400	55.000	53.800	54.500	53.278	739,110
2025-05-22	53.200	54.900	53.200	54.300	53.082	2,300,260
2025-05-21	52.800	54.400	52.800	53.800	52.593	1,523,752
2025-05-20	53.000	53.400	52.300	52.600	51.420	713,121
2025-05-19	53.500	54.000	52.500	52.500	51.323	882,179
2025-05-16	53.600	54.200	53.300	53.500	52.300	943,318
2025-05-15	54.800	54.900	53.800	54.000	52.789	1,568,090
2025-05-14	54.200	54.500	53.600	54.500	53.278	2,074,607
2025-05-13	52.800	54.300	52.500	53.900	52.691	4,606,358
2025-05-12	50.400	52.000	49.600	52.000	50.834	3,197,801
2025-05-09	48.600	48.800	48.200	48.500	47.412	1,119,003
2025-05-08	46.700	48.450	46.700	48.200	47.119	1,293,050
2025-05-07	47.350	47.350	46.500	46.650	45.604	568,051
2025-05-06	45.700	47.450	45.700	47.150	46.093	738,050
2025-05-05	48.800	48.800	45.700	45.700	44.675	1,982,542
2025-05-02	48.150	49.750	48.150	49.050	47.950	1,951,475

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Stock splits

No stock splits on record.

Dividends

Ex-date	Amount
2026-07-17	2.0000 TWD
2025-07-21	1.5010 TWD
2024-07-09	1.5000 TWD
2023-07-07	2.5000 TWD
2022-07-18	4.2000 TWD
2021-08-25	2.0000 TWD
2020-06-30	2.0000 TWD
2019-07-01	2.2000 TWD

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