Test Research, Inc. 3030
TWSE · Taiwan · Producer Manufacturing
TWD 289.00+10.00 (+3.58%)
Market closed· · TWD · Data may be delayed
Prices may be delayed and are for informational purposes only - not investment advice.
Market closed· · TWD · Data may be delayed
Prices may be delayed and are for informational purposes only - not investment advice.
| Date | Close | Change | Open | High | Low | Volume |
|---|---|---|---|---|---|---|
| 2026-10-01 | TWD 289.00 | +3.58% | TWD 281.50 | TWD 290.00 | TWD 278.50 | 1.60M |
| 2026-09-30 | TWD 279.00 | +1.09% | TWD 279.00 | TWD 284.50 | TWD 275.00 | 939.43K |
| 2026-09-29 | TWD 276.00 | +2.22% | TWD 270.50 | TWD 280.50 | TWD 269.00 | 1.38M |
| 2026-09-24 | TWD 270.00 | +2.08% | TWD 264.00 | TWD 270.00 | TWD 261.50 | 436.23K |
| 2026-09-23 | TWD 264.50 | -1.31% | TWD 270.50 | TWD 272.00 | TWD 263.50 | 613.16K |
| 2026-09-22 | TWD 268.00 | -0.19% | TWD 272.00 | TWD 273.00 | TWD 267.00 | 548.06K |
| 2026-09-21 | TWD 268.50 | +0.56% | TWD 268.50 | TWD 272.00 | TWD 267.50 | 357.00K |
| 2026-09-18 | TWD 267.00 | +1.14% | TWD 269.00 | TWD 269.00 | TWD 265.50 | 489.08K |
| 2026-09-17 | TWD 264.00 | +0.57% | TWD 268.00 | TWD 268.00 | TWD 264.00 | 413.30K |
| 2026-09-16 | TWD 262.50 | +1.55% | TWD 260.50 | TWD 263.50 | TWD 259.50 | 301.10K |
| 2026-09-15 | TWD 258.50 | -0.19% | TWD 258.50 | TWD 262.00 | TWD 258.50 | 361.64K |
| 2026-09-14 | TWD 259.00 | -1.52% | TWD 263.00 | TWD 263.00 | TWD 258.00 | 542.28K |
| 2026-09-11 | TWD 263.00 | -1.31% | TWD 264.50 | TWD 264.50 | TWD 261.00 | 589.56K |
| 2026-09-10 | TWD 266.50 | -1.66% | TWD 271.00 | TWD 272.00 | TWD 266.00 | 693.56K |
| 2026-09-09 | TWD 271.00 | +0.37% | TWD 272.00 | TWD 276.50 | TWD 270.50 | 635.22K |
| 2026-09-08 | TWD 270.00 | -4.26% | TWD 277.00 | TWD 278.00 | TWD 268.50 | 1.69M |
| 2026-09-07 | TWD 282.00 | -0.70% | TWD 284.00 | TWD 285.50 | TWD 281.00 | 812.68K |
| 2026-09-04 | TWD 284.00 | -3.24% | TWD 299.50 | TWD 300.50 | TWD 278.50 | 2.58M |
| 2026-09-03 | TWD 293.50 | +1.73% | TWD 292.00 | TWD 306.50 | TWD 287.50 | 2.67M |
| 2026-09-02 | TWD 288.50 | -3.03% | TWD 293.50 | TWD 294.50 | TWD 288.00 | 1.08M |
| 2026-09-01 | TWD 297.50 | +2.41% | TWD 294.00 | TWD 304.50 | TWD 294.00 | 1.34M |
| 2026-08-31 | TWD 290.50 | -1.02% | TWD 295.00 | TWD 297.50 | TWD 285.00 | 642.39K |
| 2026-08-28 | TWD 293.50 | -1.01% | TWD 298.50 | TWD 299.50 | TWD 292.50 | 667.00K |
| 2026-08-27 | TWD 296.50 | +2.77% | TWD 289.50 | TWD 300.50 | TWD 289.00 | 804.68K |
| 2026-08-26 | TWD 288.50 | +2.12% | TWD 285.00 | TWD 290.50 | TWD 282.00 | 493.14K |
| 2026-08-25 | TWD 282.50 | +0.36% | TWD 284.00 | TWD 284.00 | TWD 273.50 | 662.30K |
| 2026-08-24 | TWD 281.50 | -1.23% | TWD 287.00 | TWD 290.00 | TWD 281.00 | 493.21K |
| 2026-08-21 | TWD 285.00 | -1.55% | TWD 289.50 | TWD 290.50 | TWD 283.50 | 509.77K |
| 2026-08-20 | TWD 289.50 | +1.58% | TWD 288.50 | TWD 290.00 | TWD 282.00 | 736.31K |
| 2026-08-19 | TWD 285.00 | -1.55% | TWD 283.00 | TWD 290.50 | TWD 281.00 | 754.03K |
| 2026-08-18 | TWD 289.50 | -3.34% | TWD 298.50 | TWD 301.50 | TWD 289.50 | 738.32K |
| 2026-08-17 | TWD 299.50 | +1.53% | TWD 294.50 | TWD 301.00 | TWD 292.50 | 708.62K |
| 2026-08-14 | TWD 295.00 | -2.80% | TWD 307.00 | TWD 307.00 | TWD 293.00 | 1.03M |
| 2026-08-13 | TWD 303.50 | -1.30% | TWD 309.00 | TWD 313.50 | TWD 303.00 | 1.18M |
| 2026-08-12 | TWD 307.50 | +1.65% | TWD 302.50 | TWD 311.00 | TWD 302.50 | 1.65M |
| 2026-08-11 | TWD 302.50 | +2.02% | TWD 297.50 | TWD 304.50 | TWD 294.00 | 1.54M |
| 2026-08-10 | TWD 296.50 | +2.24% | TWD 295.00 | TWD 302.50 | TWD 293.00 | 1.04M |
| 2026-08-07 | TWD 290.00 | -1.86% | TWD 298.00 | TWD 301.00 | TWD 288.00 | 1.02M |
| 2026-08-06 | TWD 295.50 | -0.67% | TWD 297.50 | TWD 298.50 | TWD 288.50 | 962.35K |
| 2026-08-05 | TWD 297.50 | +0.34% | TWD 304.00 | TWD 309.00 | TWD 297.00 | 1.36M |
| 2026-08-04 | TWD 296.50 | +3.49% | TWD 296.50 | TWD 304.00 | TWD 291.00 | 1.90M |
| 2026-08-03 | TWD 286.50 | +6.70% | TWD 266.50 | TWD 292.50 | TWD 266.00 | 1.51M |
| 2026-07-31 | TWD 268.50 | +7.83% | TWD 267.00 | TWD 273.00 | TWD 265.00 | 1.44M |
| 2026-07-30 | TWD 249.00 | -2.35% | TWD 252.00 | TWD 261.00 | TWD 245.00 | 1.98M |
| 2026-07-29 | TWD 255.00 | -6.76% | TWD 274.50 | TWD 276.00 | TWD 246.50 | 4.18M |
| 2026-07-28 | TWD 273.50 | -7.76% | TWD 286.00 | TWD 287.50 | TWD 272.50 | 2.01M |
| 2026-07-27 | TWD 296.50 | +1.37% | TWD 292.00 | TWD 298.50 | TWD 283.50 | 1.17M |
| 2026-07-24 | TWD 292.50 | -1.35% | TWD 291.00 | TWD 309.00 | TWD 289.50 | 1.27M |
| 2026-07-23 | TWD 296.50 | -0.67% | TWD 300.00 | TWD 302.50 | TWD 292.50 | 900.02K |
| 2026-07-22 | TWD 298.50 | +2.40% | TWD 296.00 | TWD 303.00 | TWD 296.00 | 1.02M |
| 2026-07-21 | TWD 291.50 | +3.00% | TWD 287.00 | TWD 292.00 | TWD 285.00 | 1.22M |
| 2026-07-20 | TWD 283.00 | -1.74% | TWD 289.00 | TWD 294.00 | TWD 270.50 | 2.75M |
| 2026-07-17 | TWD 288.00 | -7.10% | TWD 299.00 | TWD 306.00 | TWD 288.00 | 2.30M |
| 2026-07-16 | TWD 310.00 | +2.65% | TWD 301.50 | TWD 317.00 | TWD 295.00 | 1.54M |
| 2026-07-15 | TWD 302.00 | +3.60% | TWD 295.00 | TWD 303.00 | TWD 291.50 | 988.65K |
| 2026-07-14 | TWD 291.50 | -2.51% | TWD 299.50 | TWD 299.50 | TWD 280.00 | 3.38M |
| 2026-07-13 | TWD 299.00 | 0.00% | TWD 301.00 | TWD 302.50 | TWD 292.50 | 1.88M |
| 2026-07-10 | TWD 299.00 | 0.00% | TWD 299.00 | TWD 299.00 | TWD 299.00 | 0 |
| 2026-07-09 | TWD 299.00 | -1.81% | TWD 305.00 | TWD 305.50 | TWD 299.00 | 1.13M |
| 2026-07-08 | TWD 304.50 | +2.87% | TWD 304.50 | TWD 311.00 | TWD 298.00 | 2.08M |
| 2026-07-07 | TWD 296.00 | -4.52% | TWD 310.00 | TWD 310.50 | TWD 294.50 | 3.17M |
| 2026-07-06 | TWD 310.00 | -3.58% | TWD 322.50 | TWD 324.00 | TWD 308.50 | 2.53M |
| 2026-07-03 | TWD 321.50 | +0.78% | TWD 319.00 | TWD 322.00 | TWD 311.00 | 2.60M |
| 2026-07-02 | TWD 319.00 | -9.76% | TWD 325.50 | TWD 328.50 | TWD 318.50 | 8.28M |
| 2026-07-01 | TWD 353.50 | +7.94% | TWD 336.00 | TWD 360.00 | TWD 334.00 | 7.12M |
| 2026-06-30 | TWD 327.50 | +1.87% | TWD 325.50 | TWD 334.00 | TWD 325.50 | 2.16M |
| 2026-06-29 | TWD 321.50 | +2.06% | TWD 319.00 | TWD 326.50 | TWD 316.00 | 1.80M |
| 2026-06-26 | TWD 315.00 | -4.55% | TWD 328.50 | TWD 330.00 | TWD 313.00 | 2.62M |
| 2026-06-25 | TWD 330.00 | -0.75% | TWD 332.50 | TWD 336.50 | TWD 328.50 | 1.51M |
| 2026-06-24 | TWD 332.50 | -1.63% | TWD 331.00 | TWD 335.00 | TWD 327.50 | 1.34M |
| 2026-06-23 | TWD 338.00 | -3.43% | TWD 351.00 | TWD 351.00 | TWD 336.00 | 1.88M |
| 2026-06-22 | TWD 350.00 | +2.79% | TWD 348.00 | TWD 356.00 | TWD 347.50 | 2.09M |
| 2026-06-18 | TWD 340.50 | +2.41% | TWD 333.50 | TWD 344.00 | TWD 333.00 | 1.60M |
| 2026-06-17 | TWD 332.50 | +0.61% | TWD 325.00 | TWD 336.00 | TWD 322.50 | 1.09M |
| 2026-06-16 | TWD 330.50 | -1.64% | TWD 341.00 | TWD 344.50 | TWD 330.00 | 1.70M |
| 2026-06-15 | TWD 336.00 | +4.19% | TWD 327.00 | TWD 346.50 | TWD 326.00 | 2.69M |
| 2026-06-12 | TWD 322.50 | +3.04% | TWD 336.50 | TWD 336.50 | TWD 318.00 | 1.70M |
| 2026-06-11 | TWD 313.00 | -3.10% | TWD 318.00 | TWD 326.00 | TWD 293.00 | 4.29M |
| 2026-06-10 | TWD 323.00 | -6.10% | TWD 340.00 | TWD 345.00 | TWD 323.00 | 3.35M |
| 2026-06-09 | TWD 344.00 | -1.99% | TWD 352.00 | TWD 352.00 | TWD 344.00 | 2.53M |
| 2026-06-08 | TWD 351.00 | -4.10% | TWD 330.00 | TWD 357.00 | TWD 330.00 | 3.16M |
| 2026-06-05 | TWD 366.00 | +0.27% | TWD 365.00 | TWD 367.50 | TWD 347.50 | 2.84M |
| 2026-06-04 | TWD 365.00 | -2.01% | TWD 370.00 | TWD 377.00 | TWD 363.00 | 2.75M |
| 2026-06-03 | TWD 372.50 | +0.40% | TWD 373.00 | TWD 376.50 | TWD 363.50 | 3.52M |
| 2026-06-02 | TWD 371.00 | -9.07% | TWD 403.00 | TWD 403.00 | TWD 368.00 | 8.44M |
| 2026-06-01 | TWD 408.00 | +0.74% | TWD 415.00 | TWD 417.50 | TWD 401.00 | 3.44M |
| 2026-05-29 | TWD 405.00 | -0.98% | TWD 428.00 | TWD 428.00 | TWD 405.00 | 4.82M |
| 2026-05-28 | TWD 409.00 | +2.38% | TWD 410.00 | TWD 433.50 | TWD 405.50 | 6.83M |
| 2026-05-27 | TWD 399.50 | -2.44% | TWD 415.50 | TWD 420.00 | TWD 395.00 | 5.62M |
| 2026-05-26 | TWD 409.50 | -2.03% | TWD 424.00 | TWD 426.00 | TWD 405.00 | 4.00M |