卖空份额（暗池和交易所数据）
UMC / United Microelectronics Corporation - Depositary Receipt (Common Stock) 卖空份额如下表所示。卖空份额显示在各种交易场所标记为卖空的交易数量。有关如何解释此数据的更多信息，请阅读FINRA提供的此 信息通知。
- FINRA空头份额
- FINRA报告的场外交易空头股票数量。这包括豁免和非豁免
- CBOE空头份额
- CBOE报告的空头份额
- PSX/BX空头份额
- 纳斯达克报告的在PSX/BX交易场所交易的空头股票数量
- 累计空头份额
- FINRA空头份额+芝加哥期货交易所空头份额+PSX/BX空头份额
- 累计总份额
- FINRA总份额+纽约期货交易所总份额+PSX/BX总份额
- 累计空头份额比率
- 累计空头份额/累计交易额
更新频率：每日收盘
| 市场日期 | FINRA 空头份额 |
PSX/BX 空头份额 |
累计 空头份额 |
累计 总份额 |
累计 空头份额比率 |
||||
|---|---|---|---|---|---|---|---|---|---|
| 2025-09-05 | 756,463 | + | 6,014 | = | 762,477 | / | 1,595,790 | = | 47.78 |
| 2025-09-04 | 1,071,333 | + | 6,724 | = | 1,078,057 | / | 1,677,048 | = | 64.28 |
| 2025-09-03 | 1,209,578 | + | 11,338 | = | 1,220,916 | / | 1,944,816 | = | 62.78 |
| 2025-09-02 | 571,826 | + | 14,266 | = | 586,092 | / | 1,056,795 | = | 55.46 |
| 2025-08-29 | 898,797 | + | 45,996 | = | 944,793 | / | 1,405,005 | = | 67.24 |
| 2025-08-28 | 380,043 | + | 12,808 | = | 392,851 | / | 872,323 | = | 45.04 |
| 2025-08-27 | 491,419 | + | 3,244 | = | 494,663 | / | 1,011,504 | = | 48.90 |
| 2025-08-26 | 1,063,269 | + | 21,629 | = | 1,084,898 | / | 1,722,539 | = | 62.98 |
| 2025-08-25 | 751,281 | + | 3,236 | = | 754,517 | / | 1,316,717 | = | 57.30 |
| 2025-08-22 | 1,444,473 | + | 9,363 | = | 1,453,836 | / | 2,551,509 | = | 56.98 |
| 2025-08-21 | 666,891 | + | 2,285 | = | 669,176 | / | 1,347,753 | = | 49.65 |
| 2025-08-20 | 2,293,826 | + | 22,430 | = | 2,316,256 | / | 3,555,346 | = | 65.15 |
| 2025-08-19 | 2,020,358 | + | 39,350 | = | 2,059,708 | / | 3,221,495 | = | 63.94 |
| 2025-08-18 | 891,636 | + | 4,800 | = | 896,436 | / | 2,131,044 | = | 42.07 |
| 2025-08-15 | 1,550,923 | + | 15,889 | = | 1,566,812 | / | 3,502,538 | = | 44.73 |
| 2025-08-14 | 1,559,553 | + | 17,395 | = | 1,576,948 | / | 3,474,168 | = | 45.39 |
| 2025-08-13 | 1,051,804 | + | 4,300 | = | 1,056,104 | / | 2,042,712 | = | 51.70 |
| 2025-08-12 | 1,217,197 | + | 17,142 | = | 1,234,339 | / | 2,394,515 | = | 51.55 |
| 2025-08-11 | 1,236,593 | + | 17,668 | = | 1,254,261 | / | 2,583,133 | = | 48.56 |
