卖空份额（暗池和交易所数据）
TAIL / Cambria ETF Trust - Cambria Tail Risk ETF 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 |
||||
|---|---|---|---|---|---|---|---|---|---|
| 2025-09-11 | 26,753 | + | 200 | = | 26,953 | / | 45,694 | = | 58.99 |
| 2025-09-10 | 47,703 | + | 2,400 | = | 50,103 | / | 65,069 | = | 77.00 |
| 2025-09-09 | 250,701 | + | 300 | = | 251,001 | / | 276,017 | = | 90.94 |
| 2025-09-08 | 33,509 | + | = | / | = | ||||
| 2025-09-05 | 65,336 | + | 300 | = | 65,636 | / | 150,931 | = | 43.49 |
| 2025-09-04 | 164,237 | + | = | / | = | ||||
| 2025-09-03 | 57,443 | + | 200 | = | 57,643 | / | 75,183 | = | 76.67 |
| 2025-09-02 | 54,830 | + | = | / | = | ||||
| 2025-08-29 | 135,892 | + | 400 | = | 136,292 | / | 148,217 | = | 91.95 |
| 2025-08-28 | 27,513 | + | 0 | = | 27,513 | / | 95,873 | = | 28.70 |
| 2025-08-27 | 19,537 | + | = | / | = | ||||
| 2025-08-26 | 34,221 | + | 300 | = | 34,521 | / | 60,825 | = | 56.75 |
| 2025-08-25 | 15,261 | + | 0 | = | 15,261 | / | 46,046 | = | 33.14 |
| 2025-08-22 | 19,825 | + | 400 | = | 20,225 | / | 115,620 | = | 17.49 |
| 2025-08-21 | 23,756 | + | 100 | = | 23,856 | / | 37,572 | = | 63.49 |
| 2025-08-20 | 31,828 | + | 300 | = | 32,128 | / | 53,026 | = | 60.59 |
| 2025-08-19 | 98,836 | + | = | / | = | ||||
| 2025-08-18 | 313,811 | + | 200 | = | 314,011 | / | 328,271 | = | 95.66 |
| 2025-08-15 | 10,762 | + | 100 | = | 10,862 | / | 39,701 | = | 27.36 |
| 2025-08-14 | 4,148 | + | 100 | = | 4,248 | / | 27,930 | = | 15.21 |
| 2025-08-13 | 6,524 | + | = | / | = |
