Test Research Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-10-20 | 283.00 | 291.50 | 279.50 | 280.00 | 280.00 | 1,966,115 |
| 2026-10-19 | 282.00 | 291.50 | 278.00 | 288.00 | 288.00 | 1,513,844 |
| 2026-10-16 | 290.00 | 296.00 | 286.00 | 289.50 | 289.50 | 1,136,291 |
| 2026-10-15 | 300.50 | 301.50 | 284.50 | 285.00 | 285.00 | 1,938,869 |
| 2026-10-14 | 312.00 | 312.00 | 306.50 | 307.00 | 307.00 | 1,022,209 |
| 2026-10-13 | 312.50 | 318.00 | 304.00 | 306.00 | 306.00 | 1,978,271 |
| 2026-10-12 | 315.00 | 322.00 | 313.50 | 316.00 | 316.00 | 3,194,345 |
| 2026-10-08 | 311.00 | 316.00 | 307.00 | 313.50 | 313.50 | 2,164,055 |
| 2026-10-07 | 306.00 | 317.00 | 302.50 | 313.50 | 313.50 | 2,858,924 |
| 2026-10-06 | 310.00 | 318.00 | 307.50 | 308.00 | 308.00 | 5,129,519 |
| 2026-10-05 | 309.50 | 312.00 | 302.00 | 305.50 | 305.50 | 3,360,715 |
| 2026-10-02 | 283.00 | 301.00 | 277.00 | 300.00 | 300.00 | 3,840,193 |
| 2026-10-01 | 281.50 | 290.00 | 278.50 | 289.00 | 289.00 | 1,603,726 |
| 2026-09-30 | 279.00 | 284.50 | 275.00 | 279.00 | 279.00 | 939,425 |
| 2026-09-29 | 270.50 | 280.50 | 269.00 | 276.00 | 276.00 | 1,381,017 |
| 2026-09-24 | 264.00 | 270.00 | 261.50 | 270.00 | 270.00 | 436,234 |
| 2026-09-23 | 270.50 | 272.00 | 263.50 | 264.50 | 264.50 | 613,162 |
| 2026-09-22 | 272.00 | 273.00 | 267.00 | 268.00 | 268.00 | 548,061 |
| 2026-09-21 | 268.50 | 272.00 | 267.50 | 268.50 | 268.50 | 357,000 |
Page 1 of 1 · 19 trading days
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2023-06-15 | 4.5000 TWD |
| 2022-06-10 | 3.3000 TWD |
| 2021-07-22 | 3.3000 TWD |
| 2020-06-11 | 3.3000 TWD |
| 2019-06-14 | 3.7000 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.