Comparing Back to the side-by-side chart ↗
Genius Electronic Optical Co Ltd (3406.TW) — Price History
As of 2026-10-30 — refreshed nightly from the Closelooknet data lake. Diary readings, not advice.
The Closelooknet read
- Signal: Uptrend stack intact — Trades +10.4% vs the 50-day and +69.6% vs the 200-day average, 18.4% below the 52-week high and +181.1% off the 52-week low. Computed from daily closes. (as of 2026-10-30)
- Trend: Genius Electronic Optical Co Ltd trades 10.4% above its 50-day and 69.6% above its 200-day moving average. (as of 2026-10-30)
Genius Electronic Optical makes lenses and optical modules, working as an investment holding group based in Taichung, Taiwan. It supplies lenses for mobile phones, cars, medical devices, humanoid robots and industrial AI systems, plus AR and VR optics.
The full read — the desk's view, the earnings record, peers and the company snapshot — is on the 3406.TW overview; the trend detail on the technical tab. Research diary readings, not advice.
Daily prices
| Date | Open | High | Low | Close | Chg % | Volume |
|---|---|---|---|---|---|---|
| 2026-10-30 | 1145.00 | 1175.00 | 1080.00 | 1085.00 | -9.58% | 6,187,005 |
| 2026-10-29 | 1330.00 | 1330.00 | 1200.00 | 1200.00 | -9.77% | 6,334,440 |
| 2026-10-28 | 1250.00 | 1330.00 | 1240.00 | 1330.00 | +9.92% | 5,367,115 |
| 2026-10-27 | 1200.00 | 1245.00 | 1165.00 | 1210.00 | +4.31% | 8,921,497 |
| 2026-10-23 | 1160.00 | 1160.00 | 1160.00 | 1160.00 | +0.00% | 0 |
| 2026-10-22 | 1150.00 | 1210.00 | 1115.00 | 1160.00 | +1.75% | 10,906,154 |
| 2026-10-21 | 1095.00 | 1140.00 | 1085.00 | 1140.00 | +9.62% | 2,609,556 |
| 2026-10-20 | 1055.00 | 1130.00 | 1025.00 | 1040.00 | -0.48% | 6,746,478 |
| 2026-10-19 | 1060.00 | 1085.00 | 1005.00 | 1045.00 | -3.69% | 5,341,491 |
| 2026-10-16 | 1120.00 | 1220.00 | 1050.00 | 1085.00 | -2.69% | 14,878,110 |
| 2026-10-15 | 1025.00 | 1165.00 | 1010.00 | 1115.00 | +4.69% | 12,714,277 |
| 2026-10-14 | 1165.00 | 1165.00 | 1060.00 | 1065.00 | -9.36% | 10,481,713 |
| 2026-10-13 | 1050.00 | 1175.00 | 1040.00 | 1175.00 | +9.81% | 13,515,113 |
| 2026-10-12 | 1065.00 | 1115.00 | 1010.00 | 1070.00 | +0.94% | 7,433,136 |
| 2026-10-08 | 1070.00 | 1105.00 | 1060.00 | 1060.00 | -2.30% | 3,002,958 |
| 2026-10-07 | 1045.00 | 1120.00 | 1035.00 | 1085.00 | +3.83% | 5,870,247 |
| 2026-10-06 | 1085.00 | 1095.00 | 1020.00 | 1045.00 | -0.95% | 7,899,202 |
| 2026-10-05 | 971.00 | 1055.00 | 971.00 | 1055.00 | +9.78% | 5,131,140 |
| 2026-10-02 | 941.00 | 974.00 | 929.00 | 961.00 | +1.16% | 4,681,926 |
| 2026-10-01 | 885.00 | 973.00 | 871.00 | 950.00 | +6.74% | 6,097,997 |
| 2026-09-30 | 890.00 | 921.00 | 878.00 | 890.00 | +0.91% | 3,544,653 |
| 2026-09-29 | 890.00 | 893.00 | 869.00 | 882.00 | -2.11% | 2,482,195 |
| 2026-09-24 | 901.00 | 911.00 | 885.00 | 901.00 | -0.44% | 2,831,357 |
| 2026-09-23 | 930.00 | 942.00 | 904.00 | 905.00 | -1.95% | 2,800,645 |
| 2026-09-22 | 962.00 | 973.00 | 920.00 | 923.00 | -3.05% | 5,966,311 |
| 2026-09-21 | 973.00 | 1005.00 | 925.00 | 952.00 | -2.06% | 7,156,101 |
| 2026-09-18 | 996.00 | 999.00 | 955.00 | 972.00 | +0.73% | 7,857,723 |
| 2026-09-17 | 1045.00 | 1045.00 | 947.00 | 965.00 | -3.98% | 10,570,918 |
| 2026-09-16 | 950.00 | 1005.00 | 941.00 | 1005.00 | +9.84% | 4,006,519 |
| 2026-09-15 | 944.00 | 973.00 | 906.00 | 915.00 | -4.09% | 9,336,112 |
| 2026-09-14 | 1015.00 | 1020.00 | 954.00 | 954.00 | -10.00% | 4,677,606 |
| 2026-09-11 | 1020.00 | 1140.00 | 1000.00 | 1060.00 | -0.93% | 10,593,301 |
| 2026-09-10 | 1120.00 | 1125.00 | 1040.00 | 1070.00 | -3.60% | 9,448,989 |
| 2026-09-09 | 1030.00 | 1110.00 | 980.00 | 1110.00 | +9.90% | 5,417,499 |
| 2026-09-08 | 987.00 | 1050.00 | 970.00 | 1010.00 | +2.33% | 1,875,365 |
| 2026-09-07 | 1040.00 | 1040.00 | 961.00 | 987.00 | -6.45% | 2,161,524 |
| 2026-09-04 | 1020.00 | 1070.00 | 962.00 | 1055.00 | +6.46% | 2,526,800 |
| 2026-09-03 | 1060.00 | 1070.00 | 990.00 | 991.00 | -5.62% | 2,320,335 |
| 2026-09-02 | 970.00 | 1070.00 | 970.00 | 1050.00 | +4.48% | 2,339,723 |
| 2026-09-01 | 1005.00 | 1090.00 | 993.00 | 1005.00 | +0.00% | 12,838,043 |
| 2026-08-31 | 916.00 | 1005.00 | 915.00 | 1005.00 | +9.60% | 10,888,661 |
| 2026-08-28 | 840.00 | 917.00 | 831.00 | 917.00 | +9.95% | 14,238,200 |
| 2026-08-27 | 793.00 | 834.00 | 792.00 | 834.00 | +9.88% | 8,348,494 |
| 2026-08-26 | 690.00 | 759.00 | 690.00 | 759.00 | +10.00% | 9,063,301 |
| 2026-08-25 | 650.00 | 692.00 | 638.00 | 690.00 | +5.02% | 2,332,391 |
| 2026-08-24 | 670.00 | 707.00 | 656.00 | 657.00 | +0.77% | 4,016,176 |
| 2026-08-21 | 653.00 | 660.00 | 628.00 | 652.00 | +0.31% | 2,045,396 |
| 2026-08-20 | 665.00 | 673.00 | 628.00 | 650.00 | -1.07% | 2,681,579 |
| 2026-08-19 | 655.00 | 705.00 | 651.00 | 657.00 | -4.09% | 4,860,472 |
| 2026-08-18 | 676.00 | 695.00 | 669.00 | 685.00 | +1.33% | 5,515,635 |
| 2026-08-17 | 630.00 | 676.00 | 625.00 | 676.00 | +9.92% | 6,143,895 |
| 2026-08-14 | 623.00 | 642.00 | 608.00 | 615.00 | -2.23% | 4,405,414 |
| 2026-08-13 | 585.00 | 635.00 | 572.00 | 629.00 | +8.82% | 6,056,025 |
| 2026-08-12 | 546.00 | 584.00 | 535.00 | 578.00 | +7.43% | 2,685,801 |
| 2026-08-11 | 546.00 | 547.00 | 533.00 | 538.00 | -1.47% | 918,962 |
| 2026-08-10 | 546.00 | 552.00 | 525.00 | 546.00 | +0.00% | 3,332,301 |
| 2026-08-07 | 551.00 | 584.00 | 542.00 | 546.00 | -0.18% | 2,772,443 |
| 2026-08-06 | 530.00 | 552.00 | 529.00 | 547.00 | +2.63% | 2,989,431 |
| 2026-08-05 | 512.00 | 538.00 | 508.00 | 533.00 | +6.18% | 2,533,613 |
| 2026-08-04 | 486.50 | 507.00 | 486.00 | 502.00 | +2.87% | 1,788,608 |
| 2026-08-03 | 471.00 | 494.50 | 466.00 | 488.00 | +1.46% | 1,200,143 |
| 2026-07-31 | 480.00 | 485.00 | 471.00 | 481.00 | +7.49% | 1,823,515 |
| 2026-07-30 | 459.50 | 474.00 | 442.00 | 447.50 | -4.07% | 1,958,853 |
| 2026-07-29 | 491.50 | 491.50 | 452.50 | 466.50 | -3.32% | 2,519,281 |
| 2026-07-28 | 501.00 | 502.00 | 482.50 | 482.50 | -6.67% | 1,264,380 |
| 2026-07-27 | 509.00 | 522.00 | 508.00 | 517.00 | +1.97% | 1,169,090 |
| 2026-07-24 | 525.00 | 530.00 | 504.00 | 507.00 | -4.70% | 1,051,562 |
| 2026-07-23 | 533.00 | 543.00 | 525.00 | 532.00 | +0.57% | 914,345 |
| 2026-07-22 | 535.00 | 542.00 | 521.00 | 529.00 | -0.38% | 1,490,126 |
| 2026-07-21 | 508.00 | 534.00 | 504.00 | 531.00 | +6.20% | 1,244,639 |
| 2026-07-20 | 524.00 | 527.00 | 494.00 | 500.00 | -3.66% | 1,731,673 |
| 2026-07-17 | 543.00 | 547.00 | 515.00 | 519.00 | -6.82% | 1,665,442 |
| 2026-07-16 | 556.00 | 572.00 | 548.00 | 557.00 | +0.54% | 1,936,622 |
| 2026-07-15 | 591.00 | 594.00 | 545.00 | 554.00 | -5.62% | 3,106,217 |
| 2026-07-14 | 614.00 | 615.00 | 569.00 | 587.00 | -3.61% | 2,205,555 |
| 2026-07-13 | 634.00 | 650.00 | 609.00 | 609.00 | -1.14% | 2,514,176 |
| 2026-07-10 | 616.00 | 616.00 | 616.00 | 616.00 | +0.00% | 0 |
| 2026-07-09 | 615.00 | 634.00 | 615.00 | 616.00 | +0.65% | 1,670,365 |
| 2026-07-08 | 610.00 | 620.00 | 598.00 | 612.00 | +0.49% | 2,193,474 |
| 2026-07-07 | 653.00 | 660.00 | 606.00 | 609.00 | -6.74% | 2,181,008 |
| 2026-07-06 | 654.00 | 672.00 | 631.00 | 653.00 | +2.67% | 2,602,491 |
| 2026-07-03 | 644.00 | 651.00 | 634.00 | 636.00 | -1.24% | 924,140 |
| 2026-07-02 | 626.00 | 652.00 | 626.00 | 644.00 | +0.47% | 1,526,922 |
| 2026-07-01 | 673.00 | 684.00 | 634.00 | 641.00 | -2.73% | 2,441,246 |
| 2026-06-30 | 658.00 | 671.00 | 654.00 | 659.00 | +0.30% | 1,995,361 |
| 2026-06-29 | 702.00 | 705.00 | 652.00 | 657.00 | -6.14% | 3,805,938 |
| 2026-06-26 | 749.00 | 760.00 | 698.00 | 700.00 | -7.77% | 3,530,663 |
| 2026-06-25 | 740.00 | 785.00 | 733.00 | 759.00 | +3.55% | 4,058,603 |
| 2026-06-24 | 735.00 | 746.00 | 723.00 | 733.00 | -1.08% | 2,474,511 |
| 2026-06-23 | 795.00 | 795.00 | 738.00 | 741.00 | -4.26% | 4,765,084 |
| 2026-06-22 | 760.00 | 796.00 | 734.00 | 774.00 | +2.79% | 5,817,900 |
| 2026-06-18 | 728.00 | 762.00 | 702.00 | 753.00 | +4.29% | 4,650,910 |
| 2026-06-17 | 739.00 | 780.00 | 721.00 | 722.00 | -2.96% | 6,872,985 |
| 2026-06-16 | 731.00 | 770.00 | 729.00 | 744.00 | +2.20% | 7,579,818 |
| 2026-06-15 | 671.00 | 728.00 | 662.00 | 728.00 | +9.97% | 5,001,212 |
| 2026-06-12 | 730.00 | 739.00 | 657.00 | 662.00 | -4.47% | 5,006,692 |
| 2026-06-11 | 679.00 | 729.00 | 672.00 | 693.00 | +2.36% | 6,633,342 |
| 2026-06-10 | 724.00 | 754.00 | 676.00 | 677.00 | -5.84% | 12,520,313 |
| 2026-06-09 | 665.00 | 719.00 | 663.00 | 719.00 | +9.94% | 3,781,126 |
| 2026-06-08 | 614.00 | 668.00 | 612.00 | 654.00 | -4.11% | 3,887,454 |
| 2026-06-05 | 658.00 | 704.00 | 636.00 | 682.00 | +3.49% | 6,821,386 |
| 2026-06-04 | 612.00 | 665.00 | 603.00 | 659.00 | +8.75% | 4,444,370 |
| 2026-06-03 | 608.00 | 625.00 | 600.00 | 606.00 | +1.85% | 2,292,586 |
| 2026-06-02 | 603.00 | 609.00 | 582.00 | 595.00 | -1.33% | 1,412,285 |
| 2026-06-01 | 609.00 | 628.00 | 598.00 | 603.00 | +0.00% | 2,768,725 |
| 2026-05-29 | 580.00 | 614.00 | 577.00 | 603.00 | +5.42% | 2,958,060 |
| 2026-05-28 | 586.00 | 595.00 | 570.00 | 572.00 | -2.22% | 1,029,400 |
| 2026-05-27 | 597.00 | 597.00 | 578.00 | 585.00 | -0.51% | 1,476,145 |
| 2026-05-26 | 600.00 | 600.00 | 580.00 | 588.00 | -0.51% | 1,324,789 |
| 2026-05-25 | 588.00 | 602.00 | 584.00 | 591.00 | +2.60% | 1,549,419 |
| 2026-05-22 | 577.00 | 585.00 | 570.00 | 576.00 | -0.17% | 1,899,843 |
| 2026-05-21 | 562.00 | 582.00 | 558.00 | 577.00 | +4.91% | 1,715,414 |
| 2026-05-20 | 554.00 | 565.00 | 543.00 | 550.00 | -1.26% | 1,720,332 |
| 2026-05-19 | 577.00 | 608.00 | 550.00 | 557.00 | -3.47% | 5,343,141 |
| 2026-05-18 | 594.00 | 602.00 | 569.00 | 577.00 | -1.87% | 4,726,898 |
| 2026-05-15 | 560.00 | 603.00 | 547.00 | 588.00 | +5.00% | 7,713,163 |
| 2026-05-14 | 524.00 | 564.00 | 522.00 | 560.00 | +8.53% | 4,982,590 |
| 2026-05-13 | 517.00 | 519.00 | 505.00 | 516.00 | -1.34% | 825,112 |
| 2026-05-12 | 511.00 | 530.00 | 501.00 | 523.00 | +2.55% | 1,754,942 |
| 2026-05-11 | 512.00 | 512.00 | 500.00 | 510.00 | +0.79% | 790,344 |
| 2026-05-08 | 518.00 | 522.00 | 498.00 | 506.00 | -1.36% | 1,304,335 |
| 2026-05-07 | 518.00 | 522.00 | 511.00 | 513.00 | -0.39% | 767,356 |
| 2026-05-06 | 526.00 | 526.00 | 510.00 | 515.00 | -0.96% | 1,063,211 |
| 2026-05-05 | 534.00 | 537.00 | 516.00 | 520.00 | -3.70% | 1,467,474 |
| 2026-05-04 | 516.00 | 546.00 | 513.00 | 540.00 | +6.09% | 2,076,125 |
| 2026-04-30 | 513.00 | 520.00 | 504.00 | 509.00 | -1.17% | 909,410 |
| 2026-04-29 | 504.00 | 515.00 | 498.50 | 515.00 | +3.00% | 1,322,266 |
| 2026-04-28 | 505.00 | 506.00 | 497.00 | 500.00 | -0.60% | 1,502,718 |
| 2026-04-27 | 520.00 | 521.00 | 496.00 | 503.00 | -2.14% | 2,500,474 |
| 2026-04-24 | 511.00 | 526.00 | 509.00 | 514.00 | +0.78% | 1,220,202 |
| 2026-04-23 | 543.00 | 545.00 | 494.50 | 510.00 | -4.14% | 2,555,910 |
| 2026-04-22 | 549.00 | 559.00 | 529.00 | 532.00 | +0.57% | 3,616,545 |
| 2026-04-21 | 545.00 | 552.00 | 521.00 | 529.00 | -2.76% | 2,505,900 |
| 2026-04-20 | 520.00 | 553.00 | 515.00 | 544.00 | +8.15% | 4,018,311 |
| 2026-04-17 | 511.00 | 511.00 | 484.50 | 503.00 | -1.57% | 1,874,546 |
| 2026-04-16 | 510.00 | 518.00 | 502.00 | 511.00 | +0.39% | 1,208,511 |
| 2026-04-15 | 538.00 | 544.00 | 506.00 | 509.00 | -1.74% | 3,391,571 |
| 2026-04-14 | 490.00 | 527.00 | 490.00 | 518.00 | +7.69% | 5,809,803 |
| 2026-04-13 | 460.00 | 484.00 | 453.00 | 481.00 | +5.60% | 1,598,385 |
| 2026-04-10 | 455.00 | 470.50 | 454.00 | 455.50 | +1.22% | 658,239 |
| 2026-04-09 | 449.50 | 452.00 | 445.00 | 450.00 | +0.90% | 440,143 |
| 2026-04-08 | 450.00 | 450.50 | 446.00 | 446.00 | +0.56% | 314,219 |
| 2026-04-07 | 446.00 | 449.50 | 439.50 | 443.50 | -0.11% | 365,333 |
| 2026-04-02 | 452.50 | 454.00 | 440.50 | 444.00 | -1.66% | 361,180 |
| 2026-04-01 | 451.50 | 452.00 | 443.50 | 451.50 | +3.20% | 514,672 |
| 2026-03-31 | 441.00 | 452.00 | 434.50 | 437.50 | -0.68% | 558,071 |
| 2026-03-30 | 436.00 | 442.50 | 434.00 | 440.50 | -0.56% | 335,193 |
| 2026-03-27 | 448.00 | 452.00 | 439.00 | 443.00 | -1.99% | 484,203 |
| 2026-03-26 | 471.50 | 472.50 | 452.00 | 452.00 | -3.42% | 760,434 |
| 2026-03-25 | 464.00 | 473.00 | 460.00 | 468.00 | +2.97% | 1,821,828 |
| 2026-03-24 | 450.00 | 464.00 | 444.50 | 454.50 | +2.83% | 1,731,486 |
| 2026-03-23 | 438.00 | 449.00 | 433.00 | 442.00 | -0.67% | 761,312 |
| 2026-03-20 | 453.00 | 455.50 | 442.50 | 445.00 | -0.78% | 691,051 |
| 2026-03-19 | 441.00 | 455.50 | 441.00 | 448.50 | +0.11% | 1,148,306 |
| 2026-03-18 | 452.00 | 454.00 | 443.50 | 448.00 | +0.45% | 728,048 |
| 2026-03-17 | 440.00 | 450.00 | 440.00 | 446.00 | +1.71% | 1,240,241 |
| 2026-03-16 | 429.00 | 442.50 | 425.00 | 438.50 | +2.10% | 1,509,157 |
| 2026-03-13 | 412.00 | 429.50 | 400.50 | 429.50 | +2.14% | 1,555,201 |
| 2026-03-12 | 420.00 | 428.00 | 417.00 | 420.50 | -0.47% | 514,515 |
| 2026-03-11 | 415.00 | 424.00 | 414.00 | 422.50 | +2.92% | 592,194 |
| 2026-03-10 | 404.00 | 414.00 | 402.50 | 410.50 | +3.66% | 797,033 |
| 2026-03-09 | 400.00 | 401.50 | 386.00 | 396.00 | -4.81% | 824,894 |
| 2026-03-06 | 415.50 | 418.50 | 414.50 | 416.00 | +0.12% | 245,209 |
| 2026-03-05 | 412.50 | 419.50 | 412.00 | 415.50 | +2.59% | 566,057 |
| 2026-03-04 | 413.00 | 414.50 | 401.50 | 405.00 | -3.91% | 879,055 |
| 2026-03-03 | 432.00 | 435.00 | 421.00 | 421.50 | -3.21% | 760,721 |
| 2026-03-02 | 438.00 | 439.50 | 428.00 | 435.50 | -1.47% | 720,219 |
| 2026-02-26 | 437.00 | 446.00 | 433.50 | 442.00 | +0.80% | 1,008,020 |
| 2026-02-25 | 438.00 | 440.50 | 432.50 | 438.50 | +0.00% | 680,212 |
| 2026-02-24 | 438.00 | 439.00 | 434.00 | 438.50 | +0.57% | 540,779 |
| 2026-02-23 | 435.00 | 442.00 | 429.50 | 436.00 | +1.51% | 889,135 |
| 2026-02-11 | 430.00 | 433.00 | 427.00 | 429.50 | -0.12% | 501,499 |
| 2026-02-10 | 434.50 | 434.50 | 426.50 | 430.00 | -1.04% | 759,646 |
| 2026-02-09 | 457.00 | 462.00 | 434.50 | 434.50 | -4.40% | 1,420,128 |
| 2026-02-06 | 456.50 | 457.00 | 445.00 | 454.50 | -1.30% | 646,288 |
| 2026-02-05 | 469.50 | 474.00 | 460.50 | 460.50 | -1.29% | 698,677 |
| 2026-02-04 | 459.50 | 471.00 | 452.50 | 466.50 | +1.86% | 647,352 |
| 2026-02-03 | 449.00 | 458.00 | 449.00 | 458.00 | +3.04% | 702,558 |
| 2026-02-02 | 452.50 | 452.50 | 440.00 | 444.50 | -2.09% | 557,450 |
| 2026-01-30 | 450.50 | 454.00 | 446.00 | 454.00 | -0.55% | 659,750 |
| 2026-01-29 | 464.50 | 468.00 | 455.00 | 456.50 | -1.72% | 705,290 |
| 2026-01-28 | 465.50 | 468.00 | 460.50 | 464.50 | -0.21% | 461,733 |
| 2026-01-27 | 472.50 | 476.50 | 463.00 | 465.50 | -0.11% | 521,542 |
| 2026-01-26 | 476.00 | 484.00 | 465.50 | 466.00 | -1.58% | 1,433,035 |
| 2026-01-23 | 465.00 | 474.00 | 465.00 | 473.50 | +2.27% | 1,306,755 |
| 2026-01-22 | 463.00 | 469.50 | 458.50 | 463.00 | +0.65% | 595,603 |
| 2026-01-21 | 455.00 | 473.00 | 452.50 | 460.00 | +0.66% | 1,317,407 |
| 2026-01-20 | 447.00 | 457.00 | 447.00 | 457.00 | +1.56% | 481,872 |
| 2026-01-19 | 451.00 | 453.00 | 442.00 | 450.00 | -0.22% | 443,243 |
| 2026-01-16 | 452.00 | 453.00 | 445.00 | 451.00 | +0.22% | 564,420 |
| 2026-01-15 | 460.00 | 460.00 | 449.00 | 450.00 | -1.96% | 570,175 |
| 2026-01-14 | 459.00 | 459.00 | 454.00 | 459.00 | +0.66% | 543,309 |
| 2026-01-13 | 469.00 | 469.00 | 452.00 | 456.00 | -1.51% | 836,116 |
| 2026-01-12 | 464.00 | 474.00 | 461.50 | 463.00 | +1.54% | 1,741,682 |
| 2026-01-09 | 436.00 | 459.50 | 436.00 | 456.00 | +6.42% | 2,572,565 |
| 2026-01-08 | 442.00 | 443.00 | 428.50 | 428.50 | -2.28% | 1,042,139 |
| 2026-01-07 | 439.00 | 444.00 | 436.00 | 438.50 | +0.34% | 549,201 |
| 2026-01-06 | 438.50 | 442.00 | 432.00 | 437.00 | -0.34% | 675,202 |
| 2026-01-05 | 439.50 | 443.00 | 436.00 | 438.50 | +0.23% | 719,610 |
| 2026-01-02 | 450.00 | 451.50 | 437.00 | 437.50 | -2.67% | 1,098,433 |
| 2025-12-31 | 446.00 | 457.50 | 445.00 | 449.50 | +0.78% | 2,145,615 |
| 2025-12-30 | 440.00 | 446.00 | 438.00 | 446.00 | +1.48% | 892,846 |
| 2025-12-29 | 433.00 | 446.00 | 431.00 | 439.50 | +2.09% | 1,583,759 |
| 2025-12-26 | 426.00 | 435.00 | 421.00 | 430.50 | +1.18% | 1,732,551 |
| 2025-12-24 | 424.00 | 430.00 | 422.50 | 425.50 | +0.47% | 821,236 |
| 2025-12-23 | 424.00 | 427.00 | 422.00 | 423.50 | -0.12% | 704,159 |
| 2025-12-22 | 427.00 | 429.50 | 422.00 | 424.00 | +1.19% | 862,180 |
| 2025-12-19 | 418.50 | 420.00 | 416.00 | 419.00 | +0.36% | 861,303 |
| 2025-12-18 | 418.00 | 419.00 | 413.00 | 417.50 | +0.00% | 1,027,532 |
| 2025-12-17 | 420.00 | 428.00 | 415.00 | 417.50 | -0.60% | 1,331,113 |
| 2025-12-16 | 418.00 | 420.50 | 411.00 | 420.00 | -0.47% | 1,608,306 |
| 2025-12-15 | 409.00 | 422.50 | 407.00 | 422.00 | +2.06% | 1,057,972 |
| 2025-12-12 | 416.00 | 418.00 | 412.50 | 413.50 | +0.36% | 470,885 |
| 2025-12-11 | 422.50 | 428.00 | 412.00 | 412.00 | -2.49% | 1,313,731 |
| 2025-12-10 | 435.00 | 436.00 | 418.00 | 422.50 | -5.06% | 2,545,643 |
| 2025-12-09 | 447.00 | 451.00 | 444.00 | 445.00 | +0.34% | 417,384 |
| 2025-12-08 | 452.50 | 454.50 | 440.50 | 443.50 | +1.03% | 453,480 |
| 2025-12-05 | 446.00 | 449.50 | 437.50 | 439.00 | -1.57% | 555,673 |
| 2025-12-04 | 450.00 | 454.50 | 444.50 | 446.00 | -0.89% | 392,032 |
| 2025-12-03 | 457.00 | 457.50 | 449.00 | 450.00 | -0.88% | 313,083 |
| 2025-12-02 | 449.50 | 454.50 | 448.50 | 454.00 | +2.02% | 1,015,414 |
| 2025-12-01 | 447.00 | 451.50 | 441.00 | 445.00 | -0.45% | 761,117 |
| 2025-11-28 | 445.00 | 448.50 | 442.50 | 447.00 | +0.45% | 560,129 |
| 2025-11-27 | 459.00 | 459.00 | 444.00 | 445.00 | -2.20% | 741,269 |
| 2025-11-26 | 458.50 | 467.00 | 453.00 | 455.00 | +0.44% | 1,157,541 |
| 2025-11-25 | 461.50 | 462.00 | 448.00 | 453.00 | -1.31% | 989,360 |
| 2025-11-24 | 451.00 | 459.00 | 448.50 | 459.00 | +2.11% | 1,487,237 |
| 2025-11-21 | 456.50 | 459.00 | 445.50 | 449.50 | -2.28% | 1,276,166 |
| 2025-11-20 | 455.00 | 461.00 | 449.00 | 460.00 | +2.34% | 3,165,101 |
| 2025-11-19 | 455.00 | 458.00 | 443.00 | 449.50 | +0.11% | 1,653,601 |
| 2025-11-18 | 446.00 | 462.00 | 438.50 | 449.00 | +0.22% | 2,014,926 |
| 2025-11-17 | 440.00 | 454.50 | 438.00 | 448.00 | +2.28% | 1,788,757 |
| 2025-11-14 | 442.50 | 442.50 | 433.50 | 438.00 | -1.68% | 825,615 |
| 2025-11-13 | 420.50 | 451.50 | 419.00 | 445.50 | +7.35% | 3,980,991 |
| 2025-11-12 | 415.00 | 426.00 | 414.00 | 415.00 | +0.12% | 463,087 |
| 2025-11-11 | 421.50 | 423.50 | 414.00 | 414.50 | -1.66% | 713,146 |
| 2025-11-10 | 428.00 | 431.00 | 421.00 | 421.50 | -1.40% | 438,250 |
| 2025-11-07 | 421.00 | 433.00 | 421.00 | 427.50 | +0.12% | 822,343 |
| 2025-11-06 | 420.00 | 427.00 | 415.50 | 427.00 | +2.64% | 694,464 |
| 2025-11-05 | 408.50 | 417.00 | 402.00 | 416.00 | +1.46% | 673,247 |
| 2025-11-04 | 422.00 | 422.50 | 410.00 | 410.00 | -2.38% | 571,520 |
| 2025-11-03 | 421.00 | 428.00 | 420.00 | 420.00 | +0.12% | 579,501 |
| 2025-10-31 | 422.50 | 427.00 | 419.50 | 419.50 | +0.12% | 466,518 |
| 2025-10-30 | 425.50 | 429.00 | 416.50 | 419.00 | -1.30% | 733,400 |
| 2025-10-29 | 423.50 | 427.00 | 423.00 | 424.50 | +0.24% | 663,146 |
| 2025-10-28 | 429.00 | 432.00 | 420.00 | 423.50 | -1.51% | 609,335 |
| 2025-10-27 | 430.00 | 434.50 | 427.50 | 430.00 | +0.12% | 758,817 |
| 2025-10-23 | 429.00 | 431.50 | 426.00 | 429.50 | -0.46% | 329,231 |
| 2025-10-22 | 430.00 | 434.50 | 428.50 | 431.50 | +0.23% | 548,079 |
| 2025-10-21 | 430.00 | 436.00 | 428.00 | 430.50 | +2.14% | 1,179,260 |
Most recent 250 sessions, newest first.
Seasonal returns
Best month historically: Aug (+28.30%). Worst month: Jul (-10.84%). Based on 5 years of daily data (2022–2026).
FAQ · from the current price data · as of 2026-10-30
Quick answers
What is Genius Electronic Optical Co Ltd's (3406.TW) latest close?
1085.00 on 2026-10-30, from the Closelook data lake's daily price record.
What is 3406.TW's 52-week high and low?
1330.00 high and 386.00 low over the trailing 52 weeks, as of 2026-10-30.
What is Genius Electronic Optical Co Ltd's strongest and weakest month historically?
Historically, 3406.TW's strongest calendar month has been Aug (average +28.30%) and its weakest Jul (average -10.84%), based on 5 years of daily data (2022–2026).
How many years of seasonality does this cover?
5 years (2022–2026), computed from 989 daily bars in the Closelook data lake.
What is the current Closelooknet signal on 3406.TW?
Uptrend stack intact: Trades +10.4% vs the 50-day and +69.6% vs the 200-day average, 18.4% below the 52-week high and +181.1% off the 52-week low. Computed from daily closes. As of 2026-10-30. A research diary reading, not advice.
Is 3406.TW above its 50-day and 200-day moving averages?
Genius Electronic Optical Co Ltd trades 10.4% above its 50-day and 69.6% above its 200-day moving average (1.5% below its 20-day). As of 2026-10-30.