UD Electronic historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-07-21 | 107.00 | 110.50 | 106.50 | 109.50 | 109.50 | 646,001 |
| 2026-07-20 | 106.50 | 107.00 | 100.50 | 106.00 | 106.00 | 1,613,200 |
| 2026-07-17 | 112.00 | 114.00 | 106.00 | 106.00 | 106.00 | 2,298,432 |
| 2026-07-16 | 116.50 | 116.50 | 113.00 | 114.50 | 114.50 | 979,207 |
| 2026-07-15 | 116.50 | 118.00 | 115.50 | 117.00 | 117.00 | 795,037 |
| 2026-07-14 | 119.00 | 120.50 | 111.00 | 115.50 | 115.50 | 1,893,306 |
| 2026-07-13 | 123.50 | 124.00 | 119.50 | 119.50 | 119.50 | 1,516,417 |
| 2026-07-10 | 122.50 | 122.50 | 122.50 | 122.50 | 122.50 | 0 |
| 2026-07-09 | 124.00 | 125.50 | 122.00 | 122.50 | 122.50 | 1,551,600 |
| 2026-07-08 | 126.50 | 128.50 | 121.00 | 123.50 | 123.50 | 2,908,400 |
| 2026-07-07 | 127.50 | 130.50 | 123.00 | 123.00 | 123.00 | 4,706,358 |
| 2026-07-06 | 124.00 | 126.00 | 122.00 | 123.00 | 123.00 | 965,273 |
| 2026-07-03 | 124.50 | 127.00 | 124.00 | 124.00 | 124.00 | 1,059,288 |
| 2026-07-02 | 120.00 | 126.00 | 120.00 | 126.00 | 126.00 | 2,045,206 |
| 2026-07-01 | 120.50 | 122.50 | 119.00 | 122.00 | 122.00 | 1,510,171 |
| 2026-06-30 | 116.00 | 122.00 | 116.00 | 120.00 | 120.00 | 1,517,786 |
| 2026-06-29 | 113.50 | 116.00 | 112.00 | 114.50 | 114.50 | 897,441 |
| 2026-06-26 | 118.00 | 118.00 | 112.00 | 112.50 | 112.50 | 1,772,912 |
| 2026-06-25 | 118.50 | 119.00 | 116.50 | 118.00 | 118.00 | 1,004,700 |
| 2026-06-24 | 116.00 | 118.00 | 115.50 | 118.00 | 118.00 | 1,113,449 |
| 2026-06-23 | 121.00 | 121.00 | 117.00 | 118.00 | 118.00 | 1,618,636 |
| 2026-06-22 | 122.00 | 122.00 | 120.00 | 120.50 | 120.50 | 1,443,021 |
| 2026-06-18 | 119.00 | 122.00 | 119.00 | 121.00 | 121.00 | 1,546,665 |
| 2026-06-17 | 116.00 | 118.50 | 115.50 | 118.50 | 118.50 | 853,822 |
| 2026-06-16 | 121.50 | 122.00 | 117.00 | 117.50 | 117.50 | 1,316,216 |
| 2026-06-15 | 118.00 | 121.50 | 118.00 | 119.50 | 119.50 | 1,905,293 |
| 2026-06-12 | 117.00 | 118.50 | 116.00 | 116.00 | 116.00 | 1,616,346 |
| 2026-06-11 | 115.50 | 116.50 | 110.00 | 113.50 | 113.50 | 2,826,062 |
| 2026-06-10 | 120.00 | 125.50 | 115.00 | 115.00 | 115.00 | 4,423,116 |
| 2026-06-09 | 127.50 | 127.50 | 119.00 | 122.00 | 122.00 | 6,390,313 |
| 2026-06-08 | 127.50 | 127.50 | 127.50 | 127.50 | 127.50 | 1,701,865 |
| 2026-06-05 | 139.00 | 142.00 | 133.50 | 141.50 | 141.50 | 4,916,837 |
| 2026-06-04 | 141.00 | 144.50 | 138.00 | 141.00 | 141.00 | 4,033,606 |
| 2026-06-03 | 138.50 | 145.00 | 137.50 | 142.00 | 142.00 | 9,660,264 |
| 2026-06-02 | 138.00 | 138.50 | 133.00 | 136.00 | 136.00 | 3,815,636 |
| 2026-06-01 | 139.00 | 144.00 | 136.00 | 137.50 | 137.50 | 6,841,553 |
| 2026-05-29 | 136.50 | 138.50 | 133.50 | 138.00 | 138.00 | 5,048,806 |
| 2026-05-28 | 134.00 | 139.50 | 130.50 | 132.00 | 132.00 | 12,561,055 |
| 2026-05-27 | 126.50 | 132.50 | 123.50 | 130.50 | 130.50 | 7,330,883 |
| 2026-05-26 | 127.00 | 127.50 | 123.50 | 124.50 | 124.50 | 2,733,105 |
| 2026-05-25 | 125.00 | 126.50 | 123.00 | 125.00 | 125.00 | 3,188,381 |
| 2026-05-22 | 122.50 | 124.00 | 121.50 | 123.50 | 123.50 | 1,811,413 |
| 2026-05-21 | 121.00 | 123.00 | 120.50 | 121.00 | 121.00 | 1,697,279 |
| 2026-05-20 | 117.50 | 121.00 | 117.50 | 118.50 | 118.50 | 1,774,781 |
| 2026-05-19 | 118.00 | 121.00 | 117.00 | 117.00 | 117.00 | 2,029,046 |
| 2026-05-18 | 117.00 | 118.00 | 114.50 | 117.50 | 117.50 | 2,022,472 |
| 2026-05-15 | 124.00 | 126.00 | 118.50 | 119.00 | 119.00 | 3,226,174 |
| 2026-05-14 | 123.50 | 125.50 | 122.00 | 123.00 | 123.00 | 2,469,302 |
| 2026-05-13 | 123.50 | 124.00 | 121.00 | 122.00 | 122.00 | 1,923,753 |
| 2026-05-12 | 124.50 | 126.50 | 122.50 | 124.00 | 124.00 | 2,083,450 |
| 2026-05-11 | 126.50 | 126.50 | 122.00 | 124.50 | 124.50 | 3,600,557 |
| 2026-05-08 | 125.50 | 129.00 | 124.00 | 126.00 | 126.00 | 5,462,830 |
| 2026-05-07 | 135.00 | 135.00 | 128.00 | 128.00 | 128.00 | 15,607,998 |
| 2026-05-06 | 142.00 | 143.00 | 135.00 | 142.00 | 142.00 | 8,203,496 |
| 2026-05-05 | 136.00 | 141.50 | 135.00 | 139.00 | 139.00 | 6,335,366 |
| 2026-05-04 | 136.50 | 137.50 | 134.00 | 136.50 | 136.50 | 3,824,348 |
| 2026-04-30 | 132.50 | 137.50 | 132.50 | 134.00 | 134.00 | 6,826,303 |
| 2026-04-29 | 130.50 | 133.00 | 129.50 | 131.50 | 131.50 | 1,664,777 |
| 2026-04-28 | 131.00 | 133.50 | 129.00 | 132.00 | 132.00 | 2,025,274 |
| 2026-04-27 | 134.00 | 134.00 | 125.50 | 131.50 | 131.50 | 4,313,416 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-08-03 | 3.6484 TWD |
| 2025-08-01 | 2.9219 TWD |
| 2024-08-01 | 2.4458 TWD |
| 2023-08-01 | 2.2704 TWD |
| 2022-07-18 | 2.2917 TWD |
| 2021-07-28 | 1.3000 TWD |
| 2020-07-22 | 0.5000 TWD |
| 2019-07-24 | 1.2000 TWD |
Open, high, low and close are as traded (TWD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.