Keystone Microtech Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-01-20 | 439.50 | 457.50 | 430.50 | 447.00 | 447.00 | 1,759,247 |
| 2026-01-19 | 407.00 | 445.50 | 396.00 | 439.50 | 439.50 | 2,118,220 |
| 2026-01-16 | 405.00 | 413.50 | 401.50 | 410.00 | 410.00 | 799,150 |
| 2026-01-15 | 404.00 | 409.00 | 398.00 | 402.00 | 402.00 | 413,160 |
| 2026-01-14 | 409.50 | 429.00 | 405.00 | 405.00 | 405.00 | 1,158,614 |
| 2026-01-13 | 396.00 | 411.50 | 396.00 | 404.00 | 404.00 | 810,141 |
| 2026-01-12 | 397.00 | 401.00 | 390.00 | 391.50 | 391.50 | 367,796 |
| 2026-01-09 | 390.00 | 403.00 | 382.00 | 396.00 | 396.00 | 509,050 |
| 2026-01-08 | 399.50 | 407.50 | 388.00 | 388.00 | 388.00 | 606,248 |
| 2026-01-07 | 403.00 | 411.50 | 398.00 | 399.50 | 399.50 | 530,141 |
| 2026-01-06 | 404.00 | 415.00 | 400.00 | 403.00 | 403.00 | 585,077 |
| 2026-01-05 | 426.00 | 426.00 | 407.00 | 414.00 | 414.00 | 514,604 |
| 2026-01-02 | 418.00 | 430.00 | 416.00 | 419.50 | 419.50 | 473,550 |
| 2025-12-31 | 419.50 | 427.00 | 415.50 | 415.50 | 415.50 | 353,016 |
| 2025-12-30 | 414.50 | 421.50 | 412.50 | 419.50 | 419.50 | 282,059 |
| 2025-12-29 | 423.00 | 429.50 | 412.00 | 418.00 | 418.00 | 546,166 |
| 2025-12-26 | 419.50 | 432.00 | 418.50 | 421.00 | 421.00 | 1,019,115 |
| 2025-12-24 | 418.00 | 420.00 | 414.50 | 415.50 | 415.50 | 173,391 |
| 2025-12-23 | 423.50 | 427.50 | 411.00 | 413.00 | 413.00 | 342,078 |
| 2025-12-22 | 420.00 | 432.00 | 416.50 | 421.00 | 421.00 | 443,441 |
| 2025-12-19 | 410.50 | 418.00 | 406.00 | 415.50 | 415.50 | 471,093 |
| 2025-12-18 | 431.00 | 431.00 | 405.00 | 406.50 | 406.50 | 1,121,971 |
| 2025-12-17 | 426.00 | 441.50 | 426.00 | 436.00 | 436.00 | 640,000 |
| 2025-12-16 | 436.50 | 446.00 | 419.00 | 425.00 | 425.00 | 590,272 |
| 2025-12-15 | 424.00 | 439.50 | 424.00 | 437.00 | 437.00 | 304,220 |
| 2025-12-12 | 435.00 | 445.50 | 433.00 | 434.00 | 434.00 | 579,197 |
| 2025-12-11 | 440.00 | 444.50 | 432.00 | 434.00 | 434.00 | 447,227 |
| 2025-12-10 | 449.50 | 449.50 | 431.50 | 435.50 | 435.50 | 952,189 |
| 2025-12-09 | 452.50 | 464.50 | 446.50 | 449.00 | 449.00 | 1,048,454 |
| 2025-12-08 | 461.00 | 468.00 | 451.50 | 452.00 | 452.00 | 1,358,577 |
| 2025-12-05 | 461.00 | 469.00 | 458.50 | 463.50 | 463.50 | 791,213 |
| 2025-12-04 | 452.50 | 472.50 | 444.00 | 461.00 | 461.00 | 1,477,787 |
| 2025-12-03 | 480.00 | 481.00 | 447.00 | 454.50 | 454.50 | 1,687,665 |
| 2025-12-02 | 458.00 | 480.50 | 457.50 | 472.00 | 472.00 | 2,341,533 |
| 2025-12-01 | 449.50 | 466.00 | 443.00 | 457.00 | 457.00 | 2,842,066 |
| 2025-11-28 | 392.00 | 427.50 | 389.00 | 427.50 | 427.50 | 1,459,383 |
| 2025-11-27 | 393.50 | 396.00 | 388.00 | 389.00 | 389.00 | 144,401 |
| 2025-11-26 | 390.50 | 395.00 | 386.00 | 391.00 | 391.00 | 203,013 |
| 2025-11-25 | 382.00 | 390.00 | 380.00 | 388.50 | 388.50 | 310,102 |
| 2025-11-24 | 367.50 | 388.00 | 364.00 | 373.50 | 373.50 | 318,020 |
| 2025-11-21 | 366.50 | 366.50 | 356.50 | 358.00 | 358.00 | 210,100 |
| 2025-11-20 | 367.00 | 375.50 | 367.00 | 374.00 | 374.00 | 215,010 |
| 2025-11-19 | 361.00 | 365.00 | 355.50 | 359.00 | 359.00 | 160,000 |
| 2025-11-18 | 377.00 | 379.00 | 360.00 | 360.00 | 360.00 | 444,502 |
| 2025-11-17 | 385.50 | 385.50 | 378.00 | 378.00 | 378.00 | 210,125 |
| 2025-11-14 | 381.50 | 387.00 | 378.50 | 381.50 | 381.50 | 253,152 |
| 2025-11-13 | 390.00 | 401.00 | 389.50 | 389.50 | 389.50 | 254,050 |
| 2025-11-12 | 391.00 | 393.50 | 388.00 | 393.00 | 393.00 | 228,146 |
| 2025-11-11 | 401.50 | 404.50 | 390.50 | 390.50 | 390.50 | 385,074 |
| 2025-11-10 | 400.00 | 403.00 | 390.50 | 397.50 | 397.50 | 311,174 |
| 2025-11-07 | 418.00 | 420.50 | 393.50 | 399.50 | 399.50 | 702,056 |
| 2025-11-06 | 416.00 | 436.00 | 416.00 | 419.50 | 419.50 | 1,353,092 |
| 2025-11-05 | 396.00 | 403.50 | 389.50 | 402.00 | 402.00 | 521,006 |
| 2025-11-04 | 424.50 | 424.50 | 405.00 | 405.00 | 405.00 | 580,464 |
| 2025-11-03 | 433.00 | 434.50 | 418.00 | 425.00 | 425.00 | 928,341 |
| 2025-10-31 | 401.00 | 425.50 | 398.50 | 425.00 | 425.00 | 1,282,186 |
| 2025-10-30 | 410.50 | 415.00 | 400.50 | 402.00 | 402.00 | 609,632 |
| 2025-10-29 | 386.50 | 417.50 | 386.50 | 406.50 | 406.50 | 1,391,040 |
| 2025-10-28 | 392.50 | 395.00 | 385.00 | 386.00 | 386.00 | 282,704 |
| 2025-10-27 | 398.00 | 402.50 | 391.50 | 392.50 | 392.50 | 409,413 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-07-07 | 9.0015 TWD |
| 2025-07-07 | 10.0040 TWD |
| 2024-07-11 | 6.5092 TWD |
| 2023-08-22 | 7.5028 TWD |
| 2022-08-23 | 7.7570 TWD |
| 2021-08-25 | 5.5000 TWD |
| 2020-08-25 | 4.0000 TWD |
| 2019-08-20 | 3.0000 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.