齐夫戴维斯 ZD
$49.61 −$4.67 (-8.60%)
休市 · Nov 7, 2:30 am ET · 最新盘后价 $49.61 0.00%
开盘$51.55
昨收$54.28
当日区间$46.65 – $53.50
成交量933.9K
市值$1.70B
市盈率（TTM）2.9
股息率–
股权结构与仓位
谁在持有、谁在做空，以及大资金的流向
机构持股比例123.5%+3.09 个百分点，较上季度
持仓机构数335+5 ，较上季度
内部人近期交易33次买入 / 17次卖出净买入
空头持仓比例14.13% 占流通股回补天数 11.2 · 截至 15 Oct 2026
卖空成交量占比24.2%近5日成交量平均占比
卖空成交量占当日成交量比例
大单净流入，近20个交易日
大单买入减卖出的净额（美元）。该窗口期内：−$3.63M（6个净流入日，14个净流出日）。
按单量净流入，近20个交易日
超大单/大单近似机构级别交易；中单/小单近似散户级别交易。各档买入减卖出净额，按窗口期累计。
已披露的前五大股东合计持有47.8%的流通股。
最大股东
按投资者类型
过去6次双周报告中（31 Jul 2026至15 Oct 2026），空头持仓占流通股比例已从13.77%升至14.13%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| Beach Point Capital Management LP | Hedge Fund | 2026/Q3 | +236,427 | 0.7% |
| Insight Wealth Strategies, LLC | Mutual Fund | 2026/Q3 | +102,570 | 0.3% |
| Nuveen Asset Management LLC | Insurance Company | 2026/Q3 | +68,304 | 0.3% |
| American Century Investment Management | Mutual Fund | 2026/Q3 | +592,299 | 2.0% |
| Whitefort Capital Management, LP | Hedge Fund | 2026/Q3 | +418,389 | 1.2% |
| Converium Capital Inc. | Hedge Fund | 2026/Q3 | +250,000 | 0.7% |
| Dimensional Fund Advisors | Mutual Fund | 2026/Q3 | +183,430 | 6.6% |
| Castleknight Management LP | Hedge Fund | 2026/Q3 | +173,780 | 1.7% |
| D. E. Shaw & Co., L.P. | Hedge Fund | 2026/Q3 | +153,920 | 2.4% |
| Morgan Stanley | Public Company | 2026/Q3 | +147,338 | 1.4% |
| Quantinno Capital Management LP | Mutual Fund | 2026/Q3 | +94,523 | 0.4% |
| Varde Management, L.P. | Hedge Fund | 2026/Q3 | +90,000 | 1.8% |
| Beartown Capital Management, LLC | Hedge Fund | 2026/Q3 | +65,000 | 0.2% |
| Hamco Am Sgiic, S.A. | Mutual Fund | 2026/Q3 | +63,500 | 0.5% |
| Corient Private Wealth LP | Mutual Fund | 2026/Q3 | +56,872 | 0.2% |
按报告期列出的机构买卖动态，变动幅度从大到小排列。
内部人交易
| 日期 | 内部人 | 职位 | 交易类型 | 股数 | 价格 | 交易后持股 |
|---|---|---|---|---|---|---|
| 17 Aug 2026 | William Kretzmer | Independent Director | Open Market Disposition | -2,513 | $55.31 | 20,000 |
| 11 Aug 2026 | Lori Tansley | Chief Accounting Officer | Open Market Disposition | -1,400 | $54.76 | 767 |
| 9 Aug 2026 | Jeremy Rossen | General Counsel | Open Market Disposition | -3,819 | $54.93 | 12,643 |
| 9 Jun 2026 | Bret Richter | Chief Financial Officer | Open Market Disposition | -18,000 | $46.88 | 29,244 |
| 7 Jun 2026 | Kirk McDonald | Independent Director | Open Market Disposition | -1,075 | $46.66 | 13,468 |
| 4 Jun 2026 | Jeremy Rossen | General Counsel | Open Market Disposition | -8,000 | $47.00 | 16,462 |
| 2 Jun 2026 | Jana Barsten | Independent Director | Open Market Disposition | -3,347 | $45.00 | 12,513 |
| 1 Jun 2026 | William Kretzmer | Independent Director | Open Market Disposition | -1,968 | $44.51 | 22,513 |
| 27 May 2026 | Jeremy Rossen | General Counsel | Open Market Disposition | -4,347 | $45.75 | 24,462 |
| 6 May 2026 | William Kretzmer | Independent Director | Derivative Exercise and Retained | +7,903 | $43.31 | 24,481 |
| 6 May 2026 | Sarah Fay | Chairman & Independent Lead Director | Derivative Exercise and Retained | +7,903 | $43.31 | 31,522 |
| 6 May 2026 | Scott Taylor | Independent Director | Derivative Exercise and Retained | +7,903 | $43.31 | 22,161 |
| 6 May 2026 | Neville Ray | Independent Director | Derivative Exercise and Retained | +7,903 | $43.31 | 14,569 |
| 6 May 2026 | Kirk McDonald | Independent Director | Derivative Exercise and Retained | +7,903 | $43.31 | 14,543 |
| 6 May 2026 | Trace Harris | Independent Director | Derivative Exercise and Retained | +7,903 | $43.31 | 20,746 |
| 6 May 2026 | Jana Barsten | Independent Director | Derivative Exercise and Retained | +7,903 | $43.31 | 15,860 |
| 5 May 2026 | William Kretzmer | Independent Director | Other Derivative Acquisition | +5,723 | – | 5,723 |
| 5 May 2026 | Sarah Fay | Chairman & Independent Lead Director | Other Derivative Acquisition | +5,723 | – | 5,723 |
| 5 May 2026 | Scott Taylor | Independent Director | Other Derivative Acquisition | +5,723 | – | 5,723 |
| 5 May 2026 | Neville Ray | Independent Director | Other Derivative Acquisition | +5,723 | – | 5,723 |
数据来自Form 4/Form 144申报文件。负数为减持（出售、赠予或代扣税款股份），正数为增持。
空头持仓（按报告期）
| 报告日期 | 空头股数 | 占流通股比例 | 回补天数 |
|---|---|---|---|
| 15 Oct 2026 | 4,844,116 | 14.1% | 11.2 |
| 30 Sep 2026 | 4,885,419 | 14.2% | 6.0 |
| 15 Sep 2026 | 5,541,576 | 16.2% | 9.0 |
| 31 Aug 2026 | 5,314,992 | 15.5% | 12.2 |
| 14 Aug 2026 | 4,482,523 | 13.1% | 5.8 |
| 31 Jul 2026 | 5,071,490 | 13.8% | 9.8 |
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