Co-Tech Development historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-10-16 | 474.00 | 497.50 | 459.50 | 472.00 | 472.00 | 15,781,676 |
| 2026-10-15 | 468.50 | 478.00 | 453.00 | 461.50 | 461.50 | 3,293,659 |
| 2026-10-14 | 500.00 | 505.00 | 493.00 | 502.00 | 502.00 | 1,894,689 |
| 2026-10-13 | 505.00 | 508.00 | 478.50 | 493.00 | 493.00 | 3,677,000 |
| 2026-10-12 | 535.00 | 536.00 | 519.00 | 522.00 | 522.00 | 1,972,829 |
| 2026-10-08 | 540.00 | 542.00 | 533.00 | 535.00 | 535.00 | 3,348,518 |
| 2026-10-07 | 536.00 | 560.00 | 530.00 | 549.00 | 549.00 | 20,275,450 |
| 2026-10-06 | 577.00 | 578.00 | 548.00 | 551.00 | 551.00 | 25,540,469 |
| 2026-10-05 | 534.00 | 570.00 | 526.00 | 570.00 | 570.00 | 40,419,865 |
| 2026-10-02 | 514.00 | 536.00 | 511.00 | 519.00 | 519.00 | 19,456,715 |
| 2026-10-01 | 500.00 | 521.00 | 500.00 | 505.00 | 505.00 | 17,296,061 |
| 2026-09-30 | 509.00 | 515.00 | 495.00 | 495.00 | 495.00 | 8,265,700 |
| 2026-09-29 | 500.00 | 519.00 | 495.50 | 498.00 | 498.00 | 13,255,069 |
| 2026-09-24 | 498.00 | 511.00 | 495.00 | 511.00 | 511.00 | 2,995,909 |
| 2026-09-23 | 498.00 | 502.00 | 490.00 | 497.00 | 497.00 | 1,910,983 |
| 2026-09-22 | 501.00 | 501.00 | 490.00 | 491.50 | 491.50 | 2,020,862 |
| 2026-09-21 | 500.00 | 500.00 | 485.00 | 491.50 | 491.50 | 2,184,128 |
| 2026-09-18 | 487.50 | 499.50 | 484.00 | 499.50 | 499.50 | 4,292,625 |
| 2026-09-17 | 506.00 | 507.00 | 477.50 | 478.50 | 478.50 | 29,776,503 |
| 2026-09-16 | 495.50 | 510.00 | 482.50 | 510.00 | 510.00 | 19,904,951 |
| 2026-09-15 | 515.00 | 516.00 | 480.00 | 482.00 | 482.00 | 26,192,210 |
| 2026-09-14 | 477.00 | 530.00 | 477.00 | 518.00 | 518.00 | 33,333,888 |
| 2026-09-11 | 497.50 | 505.00 | 480.50 | 485.00 | 485.00 | 13,838,378 |
| 2026-09-10 | 518.00 | 525.00 | 515.00 | 521.00 | 521.00 | 3,072,434 |
| 2026-09-09 | 534.00 | 535.00 | 519.00 | 526.00 | 526.00 | 3,228,928 |
| 2026-09-08 | 520.00 | 528.00 | 512.00 | 520.00 | 520.00 | 3,662,993 |
| 2026-09-07 | 510.00 | 524.00 | 502.00 | 515.00 | 515.00 | 3,733,319 |
| 2026-09-04 | 481.00 | 500.00 | 469.50 | 500.00 | 500.00 | 4,181,018 |
| 2026-09-03 | 513.00 | 514.00 | 470.00 | 470.00 | 470.00 | 7,193,712 |
| 2026-09-02 | 515.00 | 521.00 | 503.00 | 503.00 | 503.00 | 5,416,472 |
| 2026-09-01 | 541.00 | 564.00 | 525.00 | 526.00 | 526.00 | 30,514,444 |
| 2026-08-31 | 538.00 | 549.00 | 515.00 | 540.00 | 540.00 | 48,885,210 |
| 2026-08-28 | 525.00 | 543.00 | 505.00 | 543.00 | 543.00 | 39,703,603 |
| 2026-08-27 | 454.00 | 494.00 | 446.00 | 494.00 | 494.00 | 37,644,912 |
| 2026-08-26 | 420.00 | 456.50 | 419.00 | 449.50 | 449.50 | 31,514,719 |
| 2026-08-25 | 411.00 | 429.00 | 399.00 | 429.00 | 429.00 | 11,786,459 |
| 2026-08-24 | 430.00 | 435.00 | 417.00 | 417.00 | 417.00 | 13,708,573 |
| 2026-08-21 | 417.00 | 444.00 | 404.50 | 436.00 | 436.00 | 30,286,627 |
| 2026-08-20 | 420.00 | 428.50 | 406.00 | 413.50 | 413.50 | 18,321,692 |
| 2026-08-19 | 398.00 | 413.50 | 392.00 | 410.50 | 410.50 | 15,004,257 |
| 2026-08-18 | 425.50 | 441.00 | 415.00 | 416.00 | 416.00 | 32,917,350 |
| 2026-08-17 | 430.50 | 434.00 | 418.50 | 419.50 | 419.50 | 19,161,172 |
| 2026-08-14 | 427.00 | 462.00 | 413.00 | 428.50 | 428.50 | 44,121,279 |
| 2026-08-13 | 445.00 | 445.00 | 417.00 | 421.00 | 421.00 | 47,566,139 |
| 2026-08-12 | 402.50 | 418.50 | 402.00 | 418.50 | 418.50 | 10,980,712 |
| 2026-08-11 | 346.00 | 380.50 | 346.00 | 380.50 | 380.50 | 27,027,736 |
| 2026-08-10 | 354.50 | 369.50 | 342.50 | 346.00 | 346.00 | 36,551,066 |
| 2026-08-07 | 393.00 | 397.00 | 350.00 | 352.00 | 352.00 | 30,720,506 |
| 2026-08-06 | 350.50 | 384.00 | 341.50 | 384.00 | 384.00 | 20,505,685 |
| 2026-08-05 | 365.00 | 375.00 | 347.50 | 349.50 | 349.50 | 24,270,940 |
| 2026-08-04 | 329.50 | 350.00 | 318.00 | 341.00 | 341.00 | 24,338,323 |
| 2026-08-03 | 299.00 | 327.50 | 298.00 | 327.50 | 327.50 | 7,617,327 |
| 2026-07-31 | 298.00 | 298.00 | 295.00 | 298.00 | 298.00 | 5,818,430 |
| 2026-07-30 | 281.00 | 299.50 | 271.00 | 271.00 | 271.00 | 19,400,623 |
| 2026-07-29 | 326.00 | 326.00 | 301.00 | 301.00 | 301.00 | 9,021,756 |
| 2026-07-28 | 350.00 | 360.50 | 334.00 | 334.00 | 334.00 | 9,432,296 |
| 2026-07-27 | 369.00 | 375.00 | 347.00 | 371.00 | 371.00 | 8,314,568 |
| 2026-07-24 | 397.00 | 397.50 | 366.00 | 367.00 | 367.00 | 8,030,578 |
| 2026-07-23 | 416.00 | 417.50 | 393.50 | 406.50 | 406.50 | 7,709,765 |
| 2026-07-22 | 423.50 | 433.50 | 404.50 | 412.50 | 412.50 | 12,870,359 |
Page 1 of 2 · 62 trading daysOlder →
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.