Keystone Microtech Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-10-23 | 398.00 | 414.50 | 391.00 | 392.00 | 392.00 | 1,292,401 |
| 2025-10-22 | 393.50 | 397.00 | 389.00 | 396.00 | 396.00 | 295,070 |
| 2025-10-21 | 388.00 | 400.50 | 388.00 | 396.50 | 396.50 | 594,825 |
| 2025-10-20 | 388.00 | 388.00 | 380.00 | 385.00 | 385.00 | 248,025 |
| 2025-10-17 | 394.50 | 394.50 | 382.00 | 383.00 | 383.00 | 363,217 |
| 2025-10-16 | 385.00 | 398.00 | 383.00 | 393.50 | 393.50 | 688,386 |
| 2025-10-15 | 365.50 | 386.00 | 364.00 | 382.50 | 382.50 | 563,093 |
| 2025-10-14 | 376.00 | 390.50 | 361.50 | 362.50 | 362.50 | 588,177 |
| 2025-10-13 | 369.00 | 372.00 | 361.50 | 369.00 | 369.00 | 357,037 |
| 2025-10-09 | 385.00 | 387.50 | 379.50 | 380.00 | 380.00 | 261,505 |
| 2025-10-08 | 384.00 | 390.00 | 381.00 | 382.00 | 382.00 | 278,027 |
| 2025-10-07 | 388.00 | 390.00 | 380.00 | 388.50 | 388.50 | 285,081 |
| 2025-10-03 | 382.00 | 383.50 | 378.00 | 381.00 | 381.00 | 238,157 |
| 2025-10-02 | 386.00 | 386.00 | 377.00 | 380.00 | 380.00 | 251,272 |
| 2025-10-01 | 390.00 | 395.50 | 378.50 | 379.50 | 379.50 | 326,434 |
| 2025-09-30 | 384.50 | 390.00 | 379.00 | 386.50 | 386.50 | 261,071 |
| 2025-09-29 | 378.00 | 378.00 | 378.00 | 378.00 | 378.00 | 0 |
| 2025-09-26 | 390.50 | 392.00 | 377.00 | 378.00 | 378.00 | 580,768 |
| 2025-09-25 | 391.00 | 408.00 | 391.00 | 392.00 | 392.00 | 512,263 |
| 2025-09-24 | 398.00 | 399.50 | 386.00 | 394.00 | 394.00 | 488,023 |
| 2025-09-23 | 412.50 | 415.00 | 398.00 | 398.00 | 398.00 | 673,144 |
| 2025-09-22 | 407.00 | 425.50 | 400.00 | 410.00 | 410.00 | 1,117,056 |
| 2025-09-19 | 407.50 | 412.00 | 397.00 | 401.00 | 401.00 | 590,050 |
| 2025-09-18 | 397.50 | 408.00 | 396.00 | 400.00 | 400.00 | 579,005 |
| 2025-09-17 | 398.50 | 401.00 | 390.00 | 392.00 | 392.00 | 341,066 |
| 2025-09-16 | 397.50 | 404.50 | 394.00 | 395.00 | 395.00 | 300,569 |
| 2025-09-15 | 398.00 | 398.00 | 389.50 | 396.00 | 396.00 | 305,051 |
| 2025-09-12 | 405.50 | 410.00 | 394.50 | 395.50 | 395.50 | 651,309 |
| 2025-09-11 | 418.50 | 420.00 | 400.00 | 404.00 | 404.00 | 747,608 |
| 2025-09-10 | 419.50 | 420.50 | 411.50 | 415.50 | 415.50 | 524,570 |
| 2025-09-09 | 425.50 | 428.00 | 411.00 | 414.00 | 414.00 | 1,327,219 |
| 2025-09-08 | 455.00 | 456.50 | 420.50 | 423.00 | 423.00 | 2,054,073 |
| 2025-09-05 | 433.50 | 455.50 | 433.50 | 446.50 | 446.50 | 1,810,594 |
| 2025-09-04 | 434.50 | 438.00 | 427.00 | 430.00 | 430.00 | 605,500 |
| 2025-09-03 | 443.00 | 448.00 | 429.00 | 430.50 | 430.50 | 897,390 |
| 2025-09-02 | 449.50 | 460.00 | 440.00 | 442.50 | 442.50 | 1,302,609 |
| 2025-09-01 | 445.00 | 461.00 | 439.00 | 443.00 | 443.00 | 1,330,480 |
| 2025-08-29 | 452.00 | 460.00 | 446.00 | 452.50 | 452.50 | 1,683,583 |
| 2025-08-28 | 450.00 | 451.50 | 434.00 | 442.00 | 442.00 | 1,696,219 |
| 2025-08-27 | 439.00 | 459.00 | 435.50 | 447.50 | 447.50 | 3,582,672 |
| 2025-08-26 | 394.00 | 430.50 | 391.50 | 430.50 | 430.50 | 3,478,407 |
| 2025-08-25 | 389.50 | 397.50 | 383.50 | 391.50 | 391.50 | 981,292 |
| 2025-08-22 | 384.50 | 389.00 | 378.50 | 380.50 | 380.50 | 486,285 |
| 2025-08-21 | 372.00 | 398.50 | 372.00 | 384.50 | 384.50 | 1,171,126 |
| 2025-08-20 | 389.00 | 392.50 | 371.00 | 372.00 | 372.00 | 1,155,422 |
| 2025-08-19 | 385.00 | 414.00 | 383.00 | 389.00 | 389.00 | 2,780,512 |
| 2025-08-18 | 353.00 | 388.50 | 352.00 | 381.00 | 381.00 | 986,111 |
| 2025-08-15 | 363.00 | 367.00 | 356.50 | 357.50 | 357.50 | 451,230 |
| 2025-08-14 | 349.00 | 364.00 | 347.50 | 362.00 | 362.00 | 830,384 |
| 2025-08-13 | 344.50 | 357.00 | 343.50 | 345.50 | 345.50 | 774,177 |
| 2025-08-12 | 344.00 | 346.00 | 338.00 | 340.00 | 340.00 | 634,073 |
| 2025-08-11 | 348.00 | 351.50 | 343.00 | 346.00 | 346.00 | 488,081 |
| 2025-08-08 | 357.50 | 361.00 | 350.00 | 350.00 | 350.00 | 504,064 |
| 2025-08-07 | 369.00 | 373.50 | 358.50 | 358.50 | 358.50 | 564,635 |
| 2025-08-06 | 359.50 | 364.00 | 352.00 | 362.50 | 362.50 | 660,194 |
| 2025-08-05 | 344.00 | 367.00 | 342.00 | 360.50 | 360.50 | 1,881,150 |
| 2025-08-04 | 361.00 | 367.50 | 360.50 | 364.00 | 364.00 | 203,151 |
| 2025-08-01 | 364.00 | 364.00 | 364.00 | 364.00 | 364.00 | 322,860 |
| 2025-07-31 | 366.50 | 372.00 | 364.00 | 364.00 | 364.00 | 508,110 |
| 2025-07-30 | 372.00 | 372.50 | 362.00 | 363.00 | 363.00 | 368,145 |
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.