卖空份额（暗池和交易所数据）
FSS / Federal Signal Corporation 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 | 45,070 | + | 800 | = | 45,870 | / | 74,897 | = | 61.24 |
| 2025-09-04 | 43,005 | + | 200 | = | 43,205 | / | 72,667 | = | 59.46 |
| 2025-09-03 | 39,861 | + | 800 | = | 40,661 | / | 76,311 | = | 53.28 |
| 2025-09-02 | 47,563 | + | 100 | = | 47,663 | / | 85,033 | = | 56.05 |
| 2025-08-29 | 47,971 | + | 600 | = | 48,571 | / | 92,305 | = | 52.62 |
| 2025-08-28 | 62,580 | + | 200 | = | 62,780 | / | 151,229 | = | 41.51 |
| 2025-08-27 | 40,075 | + | 0 | = | 40,075 | / | 94,287 | = | 42.50 |
| 2025-08-26 | 36,973 | + | 459 | = | 37,432 | / | 72,187 | = | 51.85 |
| 2025-08-25 | 24,758 | + | 200 | = | 24,958 | / | 88,709 | = | 28.13 |
| 2025-08-22 | 42,127 | + | 200 | = | 42,327 | / | 123,316 | = | 34.32 |
| 2025-08-21 | 47,877 | + | 742 | = | 48,619 | / | 102,050 | = | 47.64 |
| 2025-08-20 | 69,651 | + | 400 | = | 70,051 | / | 132,396 | = | 52.91 |
| 2025-08-19 | 23,304 | + | 200 | = | 23,504 | / | 69,490 | = | 33.82 |
| 2025-08-18 | 26,196 | + | = | / | = | ||||
| 2025-08-15 | 42,652 | + | 100 | = | 42,752 | / | 194,659 | = | 21.96 |
| 2025-08-14 | 65,512 | + | 500 | = | 66,012 | / | 173,922 | = | 37.95 |
| 2025-08-13 | 60,776 | + | 400 | = | 61,176 | / | 134,665 | = | 45.43 |
| 2025-08-12 | 115,026 | + | 2,066 | = | 117,092 | / | 211,516 | = | 55.36 |
| 2025-08-11 | 31,364 | + | 1,240 | = | 32,604 | / | 184,560 | = | 17.67 |
