开盘$75.85
昨收$69.68
当日区间$71.20 – $75.98
成交量1.64M
市值$7.98B
市盈率（TTM）30.8
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92.3%-2.15 个百分点，较上季度
持仓机构数719-14 ，较上季度
内部人近期交易17次买入 / 31次卖出净卖出
空头持仓比例3.95% 占流通股回补天数 2.9 · 截至 15 Oct 2026
卖空成交量占比10.7%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：−$2.00M（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35.9%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3.77%升至3.95%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| FMR | Mutual Fund | 2026/Q3 | +6,646,457 | 9.3% |
| D. E. Shaw & Co., L.P. | Hedge Fund | 2026/Q3 | +726,896 | 0.7% |
| Manulife Asset Management | Mutual Fund | 2026/Q3 | +694,792 | 0.7% |
| Susquehanna International Group, LLP | Private Company | 2026/Q3 | +508,857 | 0.6% |
| Strategic Advisers LLC | Mutual Fund | 2026/Q3 | +495,120 | 0.5% |
| Hudson River Trading LLC | Private Company | 2026/Q3 | +423,352 | 0.4% |
| Citadel Advisors LLC | Hedge Fund | 2026/Q3 | +383,656 | 0.4% |
| Westfield Capital Management Company, L.P. | Mutual Fund | 2026/Q3 | +371,375 | 0.4% |
| Millennium Management LLC | Hedge Fund | 2026/Q3 | +345,560 | 0.5% |
| Maple Rock Capital Partners Inc. | Hedge Fund | 2026/Q3 | +342,600 | 0.3% |
| Sparinvest SA (Luxembourg) | Mutual Fund | 2026/Q3 | +320,040 | 0.3% |
| JPMorgan Chase & Co. | Public Company | 2026/Q3 | +260,151 | 0.4% |
| Gilder Gagnon Howe & Co. LLC | Mutual Fund | 2026/Q3 | +257,434 | 0.2% |
| Rafferty Asset Management, LLC | Mutual Fund | 2026/Q3 | +238,869 | 0.9% |
| Eaton Vance Management | Mutual Fund | 2026/Q3 | +228,652 | 0.6% |
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 |
|---|---|---|---|---|---|---|
| 1 Oct 2026 | Charles Kissner | Independent Chairperson | Automatic Disposition | -5,000 | $111.00 | 42,069 |
| 21 Sep 2026 | Charles Kissner | Independent Chairperson | Automatic Disposition | -5,000 | $105.00 | 47,069 |
| 7 Sep 2026 | William Taulbee | Vice President | Initial Statement of Beneficial | +0 | – | 8,293 |
| 6 Aug 2026 | Charles Kissner | Independent Chairperson | Open Market Disposition | -5,000 | $100.92 | 52,069 |
| 2 Jun 2026 | Necip Sayiner | Independent Director | Open Market Disposition | -5,000 | $170.15 | 16,000 |
| 1 Jun 2026 | Emiko Higashi | Independent Director | Open Market Disposition | -10,000 | $163.00 | 47,296 |
| 31 May 2026 | Eric Stang | Independent Director | Open Market Disposition | -5,000 | $146.00 | 19,218 |
| 25 May 2026 | Emiko Higashi | Independent Director | Open Market Disposition | -5,000 | $157.57 | 57,296 |
| 25 May 2026 | Xianzhi Fan | EVP & COO | Open Market Disposition | -37,914 | $152.35 | 168,358 |
| 21 May 2026 | John Shinn | Senior VP, General Counsel, Chief Compliance Officer & Secretary | Open Market Disposition | -1,000 | $143.63 | 3,727 |
| 7 May 2026 | Necip Sayiner | Independent Director | Open Market Disposition | -9,824 | $130.18 | 21,000 |
| 6 May 2026 | Steven Laub | Independent Director | Open Market Disposition | -1,500 | $125.52 | 5,296 |
| 30 Apr 2026 | Sumeet Gagneja | Senior Vice President | Other Acquisition | +41,320 | – | 41,320 |
| 28 Apr 2026 | Sumeet Gagneja | Senior Vice President | Initial Statement of Beneficial | +0 | – | – |
| 23 Apr 2026 | Meera Rao | Independent Director | Automatic Disposition | -2,972 | $150.30 | 17,751 |
| 13 Apr 2026 | Meera Rao | Independent Director | Automatic Disposition | -8,538 | $118.08 | 20,723 |
| 2 Apr 2026 | John Allen | Former VP of Accounting & Chief Accounting Officer | Sale to Issuer | -1,131 | $92.22 | 17,131 |
| 1 Apr 2026 | Luc Seraphin | Chief Executive Officer | Automatic Disposition | -5,426 | $88.35 | 345,767 |
| 31 Mar 2026 | Charles Kissner | Independent Chairperson | Other Acquisition | +2,223 | – | 2,223 |
| 31 Mar 2026 | Steven Laub | Independent Director | Other Acquisition | +2,223 | – | 2,223 |
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 | 4,287,851 | 4.0% | 2.9 |
| 30 Sep 2026 | 4,784,389 | 4.4% | 1.5 |
| 15 Sep 2026 | 6,222,309 | 5.7% | 3.2 |
| 31 Aug 2026 | 6,060,909 | 5.6% | 3.1 |
| 14 Aug 2026 | 5,432,091 | 5.0% | 2.8 |
| 31 Jul 2026 | 4,087,131 | 3.8% | 1.3 |
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