卖空份额（暗池和交易所数据）
QPFF / American Century ETF Trust - American Century Quality Preferred 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 |
||||
|---|---|---|---|---|---|---|---|---|---|
| 2025-09-05 | 180 | + | = | / | = | ||||
| 2025-09-04 | 1,994 | + | = | / | = | ||||
| 2025-09-03 | 25 | + | = | / | = | ||||
| 2025-09-02 | 2 | + | = | / | = | ||||
| 2025-08-29 | 2,953 | + | = | / | = | ||||
| 2025-08-28 | 83 | + | = | / | = | ||||
| 2025-08-27 | 210 | + | = | / | = | ||||
| 2025-08-26 | 291 | + | = | / | = | ||||
| 2025-08-25 | 2 | + | = | / | = | ||||
| 2025-08-21 | 170 | + | = | / | = | ||||
| 2025-08-20 | 1,111 | + | = | / | = | ||||
| 2025-08-19 | 298 | + | = | / | = | ||||
| 2025-08-18 | 91 | + | = | / | = | ||||
| 2025-08-15 | 56 | + | = | / | = | ||||
| 2025-08-14 | 2,067 | + | = | / | = | ||||
| 2025-08-13 | 308 | + | = | / | = | ||||
| 2025-08-12 | 5,441 | + | = | / | = | ||||
| 2025-08-11 | 1 | + | = | / | = |
