United Microelectronics Corporation (2303.TW) — Price History
As of 2026-08-07 — refreshed nightly from the Closelook data lake. Diary readings, not advice.
Daily prices
| Date | Open | High | Low | Close | Chg % | Volume |
|---|---|---|---|---|---|---|
| 2026-08-07 | 121.50 | 121.50 | 114.00 | 116.00 | -4.53% | 168,879,434 |
| 2026-08-06 | 121.50 | 123.50 | 118.00 | 121.50 | -0.41% | 147,342,605 |
| 2026-08-05 | 129.00 | 129.00 | 121.50 | 122.00 | +2.95% | 273,649,983 |
| 2026-08-04 | 118.50 | 120.00 | 115.50 | 118.50 | +0.42% | 180,117,150 |
| 2026-08-03 | 125.50 | 126.00 | 116.00 | 118.00 | -2.48% | 368,409,758 |
| 2026-07-31 | 121.00 | 121.00 | 121.00 | 121.00 | +10.00% | 44,715,264 |
| 2026-07-30 | 107.50 | 112.50 | 105.00 | 110.00 | +7.32% | 373,240,964 |
| 2026-07-29 | 109.50 | 112.00 | 102.50 | 102.50 | -9.69% | 268,721,259 |
| 2026-07-28 | 115.00 | 117.00 | 113.50 | 113.50 | -9.92% | 148,133,898 |
| 2026-07-27 | 123.00 | 127.00 | 118.00 | 126.00 | -1.56% | 217,233,817 |
| 2026-07-24 | 135.00 | 138.00 | 128.00 | 128.00 | -7.58% | 149,526,433 |
| 2026-07-23 | 141.00 | 142.50 | 135.50 | 138.50 | -0.36% | 114,382,542 |
| 2026-07-22 | 140.50 | 145.00 | 137.50 | 139.00 | +3.35% | 175,239,759 |
| 2026-07-21 | 130.00 | 138.00 | 125.50 | 134.50 | +3.46% | 257,680,244 |
| 2026-07-20 | 141.00 | 141.00 | 130.00 | 130.00 | -9.72% | 293,374,867 |
| 2026-07-17 | 145.50 | 148.00 | 144.00 | 144.00 | -10.00% | 246,895,686 |
| 2026-07-16 | 161.50 | 168.00 | 159.00 | 160.00 | -3.61% | 86,658,780 |
| 2026-07-15 | 158.50 | 166.00 | 156.00 | 166.00 | +9.93% | 109,012,211 |
| 2026-07-14 | 150.50 | 151.00 | 140.00 | 151.00 | -1.63% | 85,375,932 |
| 2026-07-13 | 156.00 | 158.00 | 151.50 | 153.50 | -1.60% | 66,627,286 |
| 2026-07-10 | 156.00 | 156.00 | 156.00 | 156.00 | +0.00% | 0 |
| 2026-07-09 | 161.00 | 161.00 | 154.00 | 156.00 | -4.29% | 58,308,719 |
| 2026-07-08 | 156.00 | 163.00 | 149.00 | 163.00 | +5.16% | 81,852,504 |
| 2026-07-07 | 167.00 | 167.50 | 152.00 | 155.00 | -6.63% | 88,711,444 |
| 2026-07-06 | 171.50 | 171.50 | 164.00 | 166.00 | -2.64% | 53,725,623 |
| 2026-07-03 | 159.00 | 170.50 | 158.50 | 170.50 | +3.02% | 75,047,290 |
| 2026-07-02 | 164.00 | 168.00 | 158.00 | 165.50 | -2.07% | 81,181,266 |
| 2026-07-01 | 170.00 | 173.00 | 166.50 | 169.00 | +2.74% | 242,973,133 |
| 2026-06-30 | 169.00 | 173.50 | 164.50 | 164.50 | +0.30% | 297,652,602 |
| 2026-06-29 | 164.50 | 167.00 | 160.00 | 164.00 | +0.00% | 220,963,458 |
| 2026-06-26 | 175.00 | 176.00 | 162.00 | 164.00 | -8.12% | 373,687,844 |
| 2026-06-25 | 183.50 | 185.50 | 173.00 | 178.50 | +0.28% | 394,896,008 |
| 2026-06-24 | 172.00 | 185.50 | 165.50 | 178.00 | +4.71% | 562,107,679 |
| 2026-06-23 | 173.00 | 176.00 | 167.50 | 170.00 | +6.25% | 544,359,699 |
| 2026-06-22 | 160.00 | 160.00 | 160.00 | 160.00 | +9.97% | 63,984,566 |
| 2026-06-18 | 141.00 | 146.00 | 138.50 | 145.50 | +3.93% | 293,666,572 |
| 2026-06-17 | 138.50 | 142.00 | 136.00 | 140.00 | -0.71% | 169,558,863 |
| 2026-06-16 | 144.00 | 144.50 | 138.50 | 141.00 | -0.35% | 233,154,458 |
| 2026-06-15 | 139.50 | 143.50 | 137.00 | 141.50 | +5.99% | 325,943,462 |
| 2026-06-12 | 134.00 | 137.50 | 132.50 | 133.50 | +6.80% | 388,715,812 |
| 2026-06-11 | 119.00 | 126.00 | 116.50 | 125.00 | +5.49% | 348,102,661 |
| 2026-06-10 | 126.50 | 130.50 | 117.50 | 118.50 | -7.06% | 329,115,708 |
| 2026-06-09 | 124.50 | 131.50 | 118.50 | 127.50 | +5.37% | 372,028,410 |
| 2026-06-08 | 121.00 | 125.00 | 119.00 | 121.00 | -7.98% | 315,497,867 |
| 2026-06-05 | 127.00 | 133.00 | 125.00 | 131.50 | +5.20% | 374,878,386 |
| 2026-06-04 | 126.50 | 131.50 | 122.50 | 125.00 | -4.21% | 374,384,907 |
| 2026-06-03 | 141.50 | 141.50 | 130.50 | 130.50 | -7.77% | 373,068,043 |
| 2026-06-02 | 147.00 | 150.00 | 133.50 | 141.50 | -3.08% | 376,100,203 |
| 2026-06-01 | 143.00 | 155.50 | 140.00 | 146.00 | +1.04% | 285,766,307 |
| 2026-05-29 | 149.00 | 149.00 | 138.00 | 144.50 | +1.76% | 359,633,947 |
| 2026-05-28 | 145.00 | 151.00 | 137.00 | 142.00 | -1.05% | 413,829,506 |
| 2026-05-27 | 139.50 | 143.50 | 138.50 | 143.50 | +9.96% | 278,317,004 |
| 2026-05-26 | 129.00 | 133.50 | 128.00 | 130.50 | +4.40% | 289,873,300 |
| 2026-05-25 | 115.00 | 125.00 | 113.00 | 125.00 | +9.65% | 338,107,213 |
| 2026-05-22 | 119.50 | 119.50 | 113.00 | 114.00 | -1.72% | 201,475,124 |
| 2026-05-21 | 112.50 | 118.00 | 111.50 | 116.00 | +7.41% | 197,547,226 |
| 2026-05-20 | 114.00 | 115.50 | 107.00 | 108.00 | -4.42% | 226,050,768 |
| 2026-05-19 | 112.50 | 120.50 | 111.50 | 113.00 | +1.80% | 272,066,263 |
| 2026-05-18 | 108.50 | 114.00 | 103.50 | 111.00 | +0.91% | 262,569,269 |
| 2026-05-15 | 112.00 | 118.00 | 108.00 | 110.00 | +1.85% | 408,587,830 |
| 2026-05-14 | 102.00 | 108.00 | 98.80 | 108.00 | +9.76% | 330,599,652 |
| 2026-05-13 | 102.00 | 102.00 | 94.50 | 98.40 | -5.84% | 349,701,662 |
| 2026-05-12 | 96.70 | 104.50 | 94.30 | 104.50 | +10.00% | 379,946,290 |
| 2026-05-11 | 94.70 | 96.30 | 92.00 | 95.00 | +4.05% | 177,668,192 |
| 2026-05-08 | 96.50 | 98.80 | 89.90 | 91.30 | -5.39% | 216,239,801 |
| 2026-05-07 | 97.40 | 98.80 | 93.00 | 96.50 | +5.58% | 323,781,992 |
| 2026-05-06 | 88.50 | 91.40 | 87.80 | 91.40 | +9.99% | 253,983,202 |
| 2026-05-05 | 80.80 | 85.20 | 80.10 | 83.10 | +2.34% | 171,549,816 |
| 2026-05-04 | 80.00 | 82.40 | 79.40 | 81.20 | +5.05% | 240,260,266 |
| 2026-04-30 | 80.50 | 80.90 | 76.30 | 77.30 | +3.76% | 331,616,948 |
| 2026-04-29 | 75.30 | 75.30 | 72.40 | 74.50 | -0.80% | 119,808,582 |
| 2026-04-28 | 72.30 | 77.70 | 71.30 | 75.10 | +3.30% | 162,722,456 |
| 2026-04-27 | 76.00 | 76.40 | 70.70 | 72.70 | -2.42% | 185,496,761 |
| 2026-04-24 | 77.00 | 78.30 | 73.30 | 74.50 | +1.22% | 178,977,116 |
| 2026-04-23 | 79.50 | 79.50 | 71.60 | 73.60 | -6.36% | 230,028,648 |
| 2026-04-22 | 76.50 | 79.80 | 75.80 | 78.60 | +3.15% | 231,383,599 |
| 2026-04-21 | 78.00 | 78.50 | 74.00 | 76.20 | -0.91% | 315,361,026 |
| 2026-04-20 | 78.00 | 80.20 | 76.30 | 76.90 | +5.34% | 348,790,257 |
| 2026-04-17 | 68.30 | 74.80 | 67.60 | 73.00 | +6.88% | 494,806,022 |
| 2026-04-16 | 66.50 | 68.30 | 65.60 | 68.30 | +9.98% | 280,417,097 |
| 2026-04-15 | 60.10 | 63.40 | 60.10 | 62.10 | +4.02% | 143,871,383 |
| 2026-04-14 | 60.10 | 60.40 | 59.10 | 59.70 | -0.67% | 72,941,136 |
| 2026-04-13 | 61.50 | 61.50 | 58.60 | 60.10 | -3.06% | 123,412,684 |
| 2026-04-10 | 59.70 | 63.50 | 59.30 | 62.00 | +3.33% | 150,810,786 |
| 2026-04-09 | 60.60 | 60.60 | 58.80 | 60.00 | -0.50% | 76,399,426 |
| 2026-04-08 | 59.80 | 61.70 | 59.50 | 60.30 | +3.43% | 161,175,374 |
| 2026-04-07 | 54.70 | 58.90 | 54.70 | 58.30 | +8.77% | 163,823,438 |
| 2026-04-02 | 57.50 | 57.80 | 52.80 | 53.60 | -6.62% | 112,129,472 |
| 2026-04-01 | 57.50 | 58.50 | 56.80 | 57.40 | +1.59% | 61,710,505 |
| 2026-03-31 | 55.90 | 56.90 | 55.80 | 56.50 | -0.88% | 71,434,250 |
| 2026-03-30 | 56.30 | 57.50 | 55.80 | 57.00 | -1.38% | 60,495,316 |
| 2026-03-27 | 57.10 | 58.50 | 57.10 | 57.80 | -0.69% | 41,464,196 |
| 2026-03-26 | 59.40 | 59.50 | 58.10 | 58.20 | -1.52% | 34,931,899 |
| 2026-03-25 | 58.00 | 59.40 | 57.60 | 59.10 | +4.60% | 53,911,720 |
| 2026-03-24 | 57.50 | 57.50 | 55.70 | 56.50 | -0.35% | 52,694,700 |
| 2026-03-23 | 56.00 | 57.00 | 55.70 | 56.70 | -1.90% | 62,921,550 |
| 2026-03-20 | 58.50 | 59.00 | 57.70 | 57.80 | -1.53% | 80,718,669 |
| 2026-03-19 | 60.40 | 60.40 | 58.60 | 58.70 | -3.93% | 84,931,746 |
| 2026-03-18 | 61.30 | 61.50 | 60.40 | 61.10 | +0.66% | 65,532,503 |
| 2026-03-17 | 60.90 | 61.50 | 60.20 | 60.70 | +0.33% | 46,464,259 |
| 2026-03-16 | 60.50 | 61.00 | 60.10 | 60.50 | +1.68% | 58,677,753 |
| 2026-03-13 | 59.80 | 60.20 | 59.00 | 59.50 | -1.82% | 64,162,838 |
| 2026-03-12 | 62.20 | 62.20 | 60.20 | 60.60 | -2.57% | 64,444,916 |
| 2026-03-11 | 62.20 | 62.80 | 61.30 | 62.20 | +2.98% | 55,747,854 |
| 2026-03-10 | 60.80 | 61.20 | 59.00 | 60.40 | +1.17% | 75,467,464 |
| 2026-03-09 | 58.30 | 59.70 | 57.20 | 59.70 | -3.71% | 111,723,835 |
| 2026-03-06 | 62.10 | 62.30 | 61.00 | 62.00 | -0.16% | 54,687,401 |
| 2026-03-05 | 62.50 | 64.00 | 61.30 | 62.10 | +3.50% | 75,570,495 |
| 2026-03-04 | 61.00 | 62.00 | 60.00 | 60.00 | -4.15% | 114,266,906 |
| 2026-03-03 | 64.50 | 65.10 | 62.10 | 62.60 | -2.95% | 114,479,134 |
| 2026-03-02 | 64.10 | 65.60 | 63.50 | 64.50 | -1.38% | 96,568,472 |
| 2026-02-26 | 66.00 | 67.40 | 65.00 | 65.40 | -0.15% | 174,910,983 |
| 2026-02-25 | 69.30 | 69.30 | 65.30 | 65.50 | -2.96% | 148,725,670 |
| 2026-02-24 | 64.30 | 69.50 | 64.00 | 67.50 | +5.63% | 182,119,009 |
| 2026-02-23 | 65.20 | 65.20 | 63.10 | 63.90 | +1.75% | 140,691,976 |
| 2026-02-11 | 62.90 | 63.40 | 62.10 | 62.80 | +0.64% | 87,219,731 |
| 2026-02-10 | 62.80 | 63.60 | 61.80 | 62.40 | +0.00% | 91,242,137 |
| 2026-02-09 | 63.60 | 64.30 | 61.80 | 62.40 | +0.81% | 139,921,949 |
| 2026-02-06 | 61.10 | 62.60 | 59.90 | 61.90 | +0.65% | 120,535,637 |
| 2026-02-05 | 61.80 | 61.80 | 60.10 | 61.50 | -0.49% | 92,170,463 |
| 2026-02-04 | 60.60 | 61.90 | 59.80 | 61.80 | +1.64% | 102,061,867 |
| 2026-02-03 | 62.50 | 62.60 | 58.80 | 60.80 | +0.16% | 183,445,997 |
| 2026-02-02 | 62.30 | 62.40 | 58.80 | 60.70 | -2.72% | 192,416,866 |
| 2026-01-30 | 65.00 | 65.40 | 61.60 | 62.40 | -8.77% | 369,865,203 |
| 2026-01-29 | 70.30 | 71.90 | 68.40 | 68.40 | -9.88% | 277,417,422 |
| 2026-01-28 | 79.60 | 79.70 | 75.30 | 75.90 | -0.39% | 525,499,756 |
| 2026-01-27 | 71.10 | 76.20 | 69.60 | 76.20 | +9.96% | 499,434,330 |
| 2026-01-26 | 66.00 | 69.50 | 65.30 | 69.30 | +6.94% | 223,044,536 |
| 2026-01-23 | 68.00 | 69.40 | 62.90 | 64.80 | -4.14% | 268,830,260 |
| 2026-01-22 | 71.50 | 71.90 | 67.50 | 67.60 | -1.17% | 268,253,929 |
| 2026-01-21 | 70.90 | 71.90 | 67.10 | 68.40 | +0.88% | 438,361,845 |
| 2026-01-20 | 62.40 | 68.70 | 61.00 | 67.80 | +8.48% | 469,623,641 |
| 2026-01-19 | 60.30 | 63.50 | 58.80 | 62.50 | +6.84% | 338,651,958 |
| 2026-01-16 | 54.80 | 59.00 | 53.80 | 58.50 | +6.95% | 304,570,619 |
| 2026-01-15 | 54.70 | 55.00 | 53.70 | 54.70 | +1.30% | 98,309,216 |
| 2026-01-14 | 55.10 | 55.40 | 53.70 | 54.00 | -1.64% | 154,811,585 |
| 2026-01-13 | 55.50 | 56.60 | 53.80 | 54.90 | -0.72% | 128,953,631 |
| 2026-01-12 | 57.00 | 57.40 | 54.80 | 55.30 | +0.36% | 187,151,237 |
| 2026-01-09 | 54.40 | 56.50 | 53.60 | 55.10 | +4.36% | 306,881,896 |
| 2026-01-08 | 57.00 | 58.40 | 52.10 | 52.80 | -2.40% | 644,884,888 |
| 2026-01-07 | 50.80 | 54.10 | 50.70 | 54.10 | +9.96% | 230,965,277 |
| 2026-01-06 | 48.85 | 49.20 | 48.35 | 49.20 | +1.44% | 48,390,300 |
| 2026-01-05 | 48.50 | 49.00 | 48.10 | 48.50 | -0.41% | 44,471,888 |
| 2026-01-02 | 49.35 | 49.40 | 48.40 | 48.70 | -1.12% | 29,250,355 |
| 2025-12-31 | 49.60 | 49.70 | 49.05 | 49.25 | -0.51% | 25,770,824 |
| 2025-12-30 | 49.50 | 50.00 | 49.35 | 49.50 | -0.30% | 26,366,450 |
| 2025-12-29 | 49.95 | 49.95 | 49.40 | 49.65 | -0.60% | 21,458,772 |
| 2025-12-26 | 49.85 | 50.10 | 49.55 | 49.95 | +0.60% | 40,760,795 |
| 2025-12-24 | 49.90 | 50.00 | 49.30 | 49.65 | -0.70% | 47,697,812 |
| 2025-12-23 | 51.00 | 51.00 | 49.65 | 50.00 | -1.77% | 45,790,969 |
| 2025-12-22 | 51.00 | 51.10 | 50.40 | 50.90 | +0.39% | 65,719,784 |
| 2025-12-19 | 50.30 | 50.70 | 50.10 | 50.70 | +0.80% | 68,014,965 |
| 2025-12-18 | 50.20 | 50.70 | 49.70 | 50.30 | -0.20% | 62,599,569 |
| 2025-12-17 | 49.45 | 50.90 | 49.30 | 50.40 | +2.44% | 121,255,998 |
| 2025-12-16 | 48.75 | 49.20 | 47.90 | 49.20 | +0.72% | 82,993,384 |
| 2025-12-15 | 48.40 | 48.85 | 48.20 | 48.85 | +0.10% | 43,233,765 |
| 2025-12-12 | 48.65 | 48.90 | 48.30 | 48.80 | +0.31% | 41,253,059 |
| 2025-12-11 | 49.55 | 49.60 | 48.00 | 48.65 | -1.42% | 41,866,258 |
| 2025-12-10 | 49.75 | 49.75 | 49.00 | 49.35 | -0.50% | 42,078,886 |
| 2025-12-09 | 49.70 | 49.90 | 48.70 | 49.60 | +0.61% | 43,073,174 |
| 2025-12-08 | 49.75 | 50.00 | 48.45 | 49.30 | +0.82% | 66,401,289 |
| 2025-12-05 | 48.05 | 49.30 | 48.00 | 48.90 | +1.88% | 82,641,984 |
| 2025-12-04 | 48.00 | 48.25 | 47.85 | 48.00 | +1.05% | 45,884,116 |
| 2025-12-03 | 47.65 | 48.30 | 47.35 | 47.50 | +0.64% | 48,477,991 |
| 2025-12-02 | 46.55 | 47.60 | 46.50 | 47.20 | +1.51% | 45,599,924 |
| 2025-12-01 | 45.80 | 46.60 | 45.80 | 46.50 | +1.53% | 40,046,416 |
| 2025-11-28 | 45.50 | 46.00 | 45.20 | 45.80 | -0.33% | 24,598,918 |
| 2025-11-27 | 45.30 | 45.95 | 45.20 | 45.95 | +1.10% | 31,875,985 |
| 2025-11-26 | 45.50 | 45.85 | 44.85 | 45.45 | +0.78% | 37,353,483 |
| 2025-11-25 | 46.05 | 46.10 | 45.05 | 45.10 | -3.11% | 48,603,850 |
| 2025-11-24 | 45.45 | 46.55 | 45.00 | 46.55 | +3.44% | 96,809,729 |
| 2025-11-21 | 44.20 | 45.00 | 44.20 | 45.00 | +0.78% | 35,889,116 |
| 2025-11-20 | 44.90 | 45.00 | 44.25 | 44.65 | +0.68% | 33,997,431 |
| 2025-11-19 | 44.30 | 45.20 | 44.00 | 44.35 | +0.34% | 36,173,559 |
| 2025-11-18 | 44.30 | 44.40 | 43.80 | 44.20 | +0.80% | 36,974,090 |
| 2025-11-17 | 44.05 | 44.35 | 43.80 | 43.85 | -0.68% | 24,761,430 |
| 2025-11-14 | 44.35 | 44.85 | 44.15 | 44.15 | -0.67% | 32,870,053 |
| 2025-11-13 | 45.00 | 45.15 | 44.45 | 44.45 | -1.22% | 39,585,981 |
| 2025-11-12 | 45.20 | 45.55 | 44.90 | 45.00 | -0.55% | 32,938,632 |
| 2025-11-11 | 45.60 | 46.00 | 45.20 | 45.25 | +0.11% | 28,811,087 |
| 2025-11-10 | 45.50 | 45.65 | 45.05 | 45.20 | +0.44% | 22,981,297 |
| 2025-11-07 | 45.50 | 45.60 | 44.90 | 45.00 | -1.75% | 33,263,691 |
| 2025-11-06 | 47.75 | 47.75 | 45.80 | 45.80 | -2.76% | 60,365,518 |
| 2025-11-05 | 47.10 | 47.10 | 45.75 | 47.10 | -0.63% | 48,037,302 |
| 2025-11-04 | 48.75 | 48.75 | 47.15 | 47.40 | -0.42% | 65,151,205 |
| 2025-11-03 | 47.00 | 48.50 | 46.80 | 47.60 | +2.59% | 96,165,770 |
| 2025-10-31 | 46.20 | 46.85 | 46.00 | 46.40 | +1.20% | 50,233,207 |
| 2025-10-30 | 45.60 | 46.20 | 44.80 | 45.85 | +0.55% | 55,662,596 |
| 2025-10-29 | 46.25 | 46.25 | 45.60 | 45.60 | -0.87% | 28,686,171 |
| 2025-10-28 | 46.00 | 46.25 | 45.80 | 46.00 | +0.88% | 44,730,201 |
| 2025-10-27 | 46.05 | 46.45 | 45.60 | 45.60 | +0.44% | 44,433,603 |
| 2025-10-23 | 45.50 | 45.50 | 45.05 | 45.40 | -0.22% | 15,560,798 |
| 2025-10-22 | 45.40 | 45.70 | 45.10 | 45.50 | +0.11% | 23,685,066 |
| 2025-10-21 | 46.20 | 46.30 | 45.45 | 45.45 | -1.41% | 25,934,845 |
| 2025-10-20 | 46.05 | 46.25 | 45.85 | 46.10 | +0.77% | 32,982,073 |
| 2025-10-17 | 45.30 | 45.90 | 45.10 | 45.75 | +1.89% | 45,710,984 |
| 2025-10-16 | 44.90 | 45.30 | 44.65 | 44.90 | +0.90% | 31,492,824 |
| 2025-10-15 | 45.00 | 45.10 | 44.30 | 44.50 | -0.78% | 35,642,582 |
| 2025-10-14 | 46.00 | 46.35 | 44.85 | 44.85 | -1.32% | 46,400,125 |
| 2025-10-13 | 44.50 | 45.50 | 44.25 | 45.45 | -0.44% | 59,392,456 |
| 2025-10-09 | 45.60 | 46.30 | 45.50 | 45.65 | +1.56% | 71,854,411 |
| 2025-10-08 | 44.50 | 44.95 | 44.30 | 44.95 | +1.47% | 39,893,979 |
| 2025-10-07 | 43.85 | 44.35 | 43.50 | 44.30 | +1.03% | 29,753,422 |
| 2025-10-03 | 43.35 | 43.85 | 43.20 | 43.85 | +0.11% | 40,817,851 |
| 2025-10-02 | 44.45 | 44.55 | 43.35 | 43.80 | -1.02% | 61,988,144 |
| 2025-10-01 | 45.80 | 45.90 | 44.00 | 44.25 | -2.85% | 80,189,193 |
| 2025-09-30 | 45.55 | 47.30 | 45.25 | 45.55 | +1.56% | 132,135,580 |
| 2025-09-29 | 44.85 | 44.85 | 44.85 | 44.85 | +0.00% | 0 |
| 2025-09-26 | 44.85 | 45.30 | 44.15 | 44.85 | +1.24% | 47,396,933 |
| 2025-09-25 | 44.85 | 45.25 | 44.05 | 44.30 | -1.23% | 58,873,725 |
| 2025-09-24 | 44.40 | 45.30 | 44.10 | 44.85 | +2.16% | 86,102,820 |
| 2025-09-23 | 43.55 | 44.45 | 43.35 | 43.90 | +1.97% | 84,234,256 |
| 2025-09-22 | 43.90 | 43.95 | 43.00 | 43.05 | -0.46% | 64,904,449 |
| 2025-09-19 | 42.45 | 43.40 | 42.20 | 43.25 | +3.47% | 107,771,839 |
| 2025-09-18 | 41.70 | 42.10 | 41.65 | 41.80 | +0.84% | 38,555,370 |
| 2025-09-17 | 41.10 | 41.50 | 41.10 | 41.45 | +0.97% | 21,981,283 |
| 2025-09-16 | 41.20 | 41.50 | 41.05 | 41.05 | -0.12% | 20,338,285 |
| 2025-09-15 | 41.20 | 41.45 | 41.10 | 41.10 | -0.12% | 27,414,854 |
| 2025-09-12 | 41.00 | 41.30 | 40.90 | 41.15 | +0.61% | 25,369,434 |
| 2025-09-11 | 41.25 | 41.40 | 40.90 | 40.90 | -0.85% | 22,260,883 |
| 2025-09-10 | 41.45 | 41.50 | 41.10 | 41.25 | -0.48% | 22,594,413 |
| 2025-09-09 | 41.60 | 41.75 | 41.40 | 41.45 | -0.36% | 17,589,011 |
| 2025-09-08 | 41.60 | 41.65 | 41.25 | 41.60 | +0.97% | 16,875,937 |
| 2025-09-05 | 41.85 | 41.90 | 41.05 | 41.20 | -1.90% | 36,383,751 |
| 2025-09-04 | 41.15 | 42.70 | 41.15 | 42.00 | +2.69% | 67,960,253 |
| 2025-09-03 | 40.95 | 40.95 | 40.70 | 40.90 | +0.00% | 11,803,934 |
| 2025-09-02 | 40.90 | 41.00 | 40.65 | 40.90 | +0.37% | 20,379,773 |
| 2025-09-01 | 40.60 | 40.80 | 40.40 | 40.75 | +0.62% | 20,806,971 |
| 2025-08-29 | 40.85 | 40.90 | 40.45 | 40.50 | -0.25% | 23,815,284 |
| 2025-08-28 | 40.95 | 41.20 | 40.60 | 40.60 | -0.85% | 23,816,343 |
| 2025-08-27 | 41.20 | 41.30 | 40.90 | 40.95 | -2.03% | 30,264,987 |
| 2025-08-26 | 40.50 | 41.80 | 40.35 | 41.80 | +3.08% | 64,111,108 |
| 2025-08-25 | 40.85 | 40.90 | 40.55 | 40.55 | -0.12% | 21,425,973 |
| 2025-08-22 | 41.15 | 41.20 | 40.60 | 40.60 | -1.93% | 24,604,317 |
| 2025-08-21 | 42.00 | 42.05 | 41.40 | 41.40 | -1.19% | 46,125,182 |
| 2025-08-20 | 41.50 | 42.50 | 41.50 | 41.90 | +2.07% | 109,360,639 |
| 2025-08-19 | 40.30 | 41.05 | 40.10 | 41.05 | +1.61% | 32,207,923 |
| 2025-08-18 | 40.90 | 40.90 | 40.20 | 40.40 | -1.94% | 50,417,766 |
| 2025-08-15 | 41.10 | 41.60 | 41.00 | 41.20 | +0.98% | 33,021,625 |
| 2025-08-14 | 40.85 | 41.00 | 40.75 | 40.80 | +0.12% | 25,526,067 |
| 2025-08-13 | 40.80 | 41.00 | 40.40 | 40.75 | +0.25% | 29,479,379 |
| 2025-08-12 | 40.60 | 40.85 | 40.35 | 40.65 | +0.62% | 24,073,607 |
| 2025-08-11 | 40.40 | 40.65 | 40.30 | 40.40 | -0.25% | 24,697,504 |
| 2025-08-08 | 40.40 | 40.60 | 40.20 | 40.50 | +0.25% | 34,741,791 |
| 2025-08-07 | 40.50 | 40.80 | 40.40 | 40.40 | -0.74% | 52,613,355 |
| 2025-08-06 | 40.95 | 41.00 | 40.35 | 40.70 | -1.69% | 42,323,182 |
| 2025-08-05 | 41.35 | 41.65 | 41.30 | 41.40 | +0.49% | 27,774,547 |
| 2025-08-04 | 40.90 | 41.55 | 40.50 | 41.20 | -0.84% | 35,962,931 |
| 2025-08-01 | 41.55 | 41.55 | 41.55 | 41.55 | +0.00% | 0 |
| 2025-07-31 | 42.25 | 42.25 | 41.55 | 41.55 | -2.35% | 42,952,609 |
Most recent 250 sessions, newest first.
Seasonal returns
Best month historically: May (+23.41%). Worst month: Jul (-11.97%). Based on 5 years of daily data (2022–2026).
FAQ · from the current price data · as of 2026-08-07
Quick answers
What is United Microelectronics Corporation's (2303.TW) latest close?
116.00 on 2026-08-07, from the Closelook data lake's daily price record.
What is 2303.TW's 52-week high and low?
185.50 high and 40.10 low over the trailing 52 weeks, as of 2026-08-07.
What is United Microelectronics Corporation's strongest and weakest month historically?
Historically, 2303.TW's strongest calendar month has been May (average +23.41%) and its weakest Jul (average -11.97%), based on 5 years of daily data (2022–2026).
How many years of seasonality does this cover?
5 years (2022–2026), computed from 933 daily bars in the Closelook data lake.