开盘$25.24
昨收$23.98
当日区间$22.16 – $25.38
成交量1.35M
市值$1.13B
市盈率（TTM）7.7
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75.8%-0.95 个百分点，较上季度
持仓机构数331+0 ，较上季度
内部人近期交易24次买入 / 26次卖出净卖出
空头持仓比例8.44% 占流通股回补天数 4.9 · 截至 15 Oct 2026
卖空成交量占比18.6%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：−$1.99M（8个净流入日，12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22.9%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7.29%升至8.44%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| Brown Capital Management, LLC | Mutual Fund | 2026/Q3 | +171,365 | 0.5% |
| UBS Asset Management | Mutual Fund | 2026/Q3 | +832,150 | 3.1% |
| T. Rowe Price Group, Inc. | Mutual Fund | 2026/Q3 | +591,437 | 1.3% |
| Barrow, Hanley, Mewhinney & Strauss, LLC | Mutual Fund | 2026/Q3 | +564,213 | 3.5% |
| Goldman Sachs Asset Management, L.P. | Mutual Fund | 2026/Q3 | +511,877 | 2.1% |
| Ranger Investment Management, L.P. | Mutual Fund | 2026/Q3 | +405,266 | 0.8% |
| First Trust Advisors L.P. | Mutual Fund | 2026/Q3 | +390,156 | 2.4% |
| Hudson River Trading LLC | Private Company | 2026/Q3 | +298,420 | 0.6% |
| Legal & General Investment Management | Mutual Fund | 2026/Q3 | +226,732 | 1.6% |
| Emerald Advisers, LLC | Mutual Fund | 2026/Q3 | +186,632 | 2.9% |
| Susquehanna International Group, LLP | Private Company | 2026/Q3 | +173,421 | 0.5% |
| Jane Street Group, LLC | Private Company | 2026/Q3 | +170,319 | 0.4% |
| AWM Investment Company Inc | Hedge Fund | 2026/Q3 | +150,000 | 2.0% |
| Oberweis Asset Management, Inc. | Mutual Fund | 2026/Q3 | +137,600 | 2.0% |
| Russell Investment Management, LLC | Mutual Fund | 2026/Q3 | +134,400 | 0.4% |
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 Sep 2026 | Barbara Littlefield | Former Independent Director | Other Acquisition | +1,607 | – | 37,034 |
| 10 Jun 2026 | Daniel McGahn | Chairperson & CEO | Automatic Disposition | -16,117 | $37.85 | 1,145,273 |
| 10 Jun 2026 | John Kosiba | CFO, Senior VP & Treasurer | Automatic Disposition | -6,769 | $37.85 | 334,748 |
| 10 Jun 2026 | Laura Dambier | Independent Director | Open Market Disposition | -4,000 | $37.63 | 14,992 |
| 9 Jun 2026 | Laura Dambier | Independent Director | Intent to Sell (Form 144) | -4,000 | $40.21 | – |
| 7 Jun 2026 | Daniel McGahn | Chairperson & CEO | Automatic Disposition | -9,670 | $42.19 | 1,161,390 |
| 7 Jun 2026 | John Kosiba | CFO, Senior VP & Treasurer | Automatic Disposition | -4,835 | $42.35 | 341,517 |
| 2 Jun 2026 | Daniel McGahn | Chairperson & CEO | Automatic Disposition | -85,418 | $52.14 | 1,170,978 |
| 2 Jun 2026 | John Kosiba | CFO, Senior VP & Treasurer | Automatic Disposition | -36,909 | $52.19 | 346,301 |
| 31 May 2026 | Daniel McGahn | Chairperson & CEO | Other Acquisition | +60,000 | – | 1,170,978 |
| 31 May 2026 | John Kosiba | CFO, Senior VP & Treasurer | Other Acquisition | +30,000 | – | 346,301 |
| 2 Apr 2026 | David Oliver | Independent Director | Other Acquisition | +3,116 | – | 63,823 |
| 2 Apr 2026 | Arthur House | Lead Independent Director | Other Acquisition | +3,116 | – | 51,779 |
| 2 Apr 2026 | Barbara Littlefield | Former Independent Director | Other Acquisition | +3,116 | – | 35,427 |
| 2 Apr 2026 | Margaret Klein | Independent Director | Other Acquisition | +3,116 | – | 19,492 |
| 2 Apr 2026 | Laura Dambier | Independent Director | Other Acquisition | +3,116 | – | 18,992 |
| 2 Apr 2026 | Terence Donnelly | Other Acquisition | +2,665 | – | 2,665 | |
| 23 Feb 2026 | David Oliver | Independent Director | Open Market Disposition | -200 | $34.10 | 60,707 |
| 7 Aug 2025 | Arthur House | Lead Independent Director | Intent to Sell (Form 144) | -9,703 | $50.86 | – |
| 7 Aug 2025 | Arthur House | Lead Independent Director | Derivative Exercise and Sale | -9,703 | $50.92 | 48,663 |
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 | 4,087,038 | 8.4% | 4.9 |
| 30 Sep 2026 | 3,895,546 | 8.0% | 5.4 |
| 15 Sep 2026 | 3,929,693 | 8.1% | 6.0 |
| 31 Aug 2026 | 3,656,216 | 7.5% | 5.8 |
| 14 Aug 2026 | 3,478,380 | 7.2% | 4.8 |
| 31 Jul 2026 | 3,532,626 | 7.3% | 4.2 |
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