开盘$83.37
昨收$77.84
当日区间$81.74 – $85.45
成交量10.42M
市值$11.96B
市盈率（TTM）32.3
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113.7%-0.81 个百分点，较上季度
持仓机构数967-4 ，较上季度
内部人近期交易25次买入 / 25次卖出持平
空头持仓比例13.04% 占流通股回补天数 3.7 · 截至 15 Oct 2026
卖空成交量占比13.7%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：−$13.14M（11个净流入日，9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31.4%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13.60%降至13.04%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| Blue Grotto Capital, LLC | Hedge Fund | 2026/Q3 | +330,000 | 0.2% |
| Capital Research | Mutual Fund | 2026/Q3 | +4,462,634 | 7.9% |
| RBC Global Asset Management Inc. | Mutual Fund | 2026/Q3 | +1,988,265 | 1.4% |
| Jane Street Group, LLC | Private Company | 2026/Q3 | +1,678,433 | 1.2% |
| Pictet Asset Management Limited | Mutual Fund | 2026/Q3 | +1,638,970 | 1.2% |
| Artisan Partners Limited Partnership | Mutual Fund | 2026/Q3 | +1,270,036 | 1.0% |
| Menora Mivtachim Provident Funds | Mutual Fund | 2026/Q3 | +1,205,437 | 0.8% |
| Allianz Global Investors U.S. LLC | Mutual Fund | 2026/Q3 | +1,197,120 | 0.9% |
| Slate Path Capital LP | Hedge Fund | 2026/Q3 | +1,196,800 | 0.8% |
| The Goldman Sachs Group, Inc. | Public Company | 2026/Q3 | +1,150,461 | 1.0% |
| AQR Capital Management | Hedge Fund | 2026/Q3 | +1,124,734 | 1.5% |
| D. E. Shaw & Co., L.P. | Hedge Fund | 2026/Q3 | +1,081,720 | 0.8% |
| Qube Research & Technologies Ltd | Mutual Fund | 2026/Q3 | +909,636 | 0.6% |
| FMR | Mutual Fund | 2026/Q3 | +812,848 | 1.6% |
| JPMorgan Chase & Co. | Public Company | 2026/Q3 | +759,380 | 0.8% |
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 |
|---|---|---|---|---|---|---|
| 24 Sep 2026 | Mani Sundaram | Executive VP & GM of Security Technology Group | Automatic Disposition | -7,022 | $125.62 | 14,819 |
| 24 Sep 2026 | Kim Salem Jackson | Chief Marketing Officer | Automatic Disposition | -2,013 | $128.00 | 57,393 |
| 14 Sep 2026 | Paul Joseph | Executive Vice President of Global Sales & Services | Automatic Disposition | -3,100 | $105.63 | 28,666 |
| 11 Sep 2026 | Laura Howell | Chief Accounting Officer | Derivative Exercise and Sale | -108 | $106.79 | 16,890 |
| 11 Sep 2026 | Laura Howell | Chief Accounting Officer | Derivative Exercise and Retained | +215 | – | 16,890 |
| 14 Jul 2026 | Paul Joseph | Executive Vice President of Global Sales & Services | Open Market Disposition | -3,100 | $126.77 | 31,766 |
| 17 Jun 2026 | Robert Blumofe | Executive Vice President | Automatic Disposition | -243 | $129.41 | 31,159 |
| 11 Jun 2026 | Laura Howell | Chief Accounting Officer | Derivative Exercise and Sale | -95 | $132.46 | 16,672 |
| 11 Jun 2026 | Laura Howell | Chief Accounting Officer | Derivative Exercise and Retained | +227 | – | 16,672 |
| 9 Jun 2026 | Kim Salem Jackson | Chief Marketing Officer | Automatic Disposition | -2,300 | $135.57 | 59,406 |
| 3 Jun 2026 | Monte Ford | Former Independent Director | Intent to Sell (Form 144) | -20,000 | $158.93 | – |
| 19 May 2026 | Daniel Hesse | Independent Chairperson | Derivative Exercise and Retained | +2,336 | – | 23,723 |
| 13 May 2026 | Jonathan Miller | Independent Director | Derivative Exercise and Retained | +3,547 | – | 26,353 |
| 13 May 2026 | Bas Burger | Independent Director | Derivative Exercise and Retained | +3,028 | – | 3,028 |
| 13 May 2026 | Janaki Akella | Independent Director | Derivative Exercise and Retained | +3,028 | – | 3,028 |
| 12 May 2026 | Jonathan Miller | Independent Director | Other Derivative Acquisition | +1,892 | – | 1,892 |
| 12 May 2026 | Daniel Hesse | Independent Chairperson | Other Derivative Acquisition | +2,172 | – | 2,172 |
| 12 May 2026 | Madhu Ranganathan | Independent Director | Other Derivative Acquisition | +1,892 | – | 1,892 |
| 12 May 2026 | Marianne Brown | Independent Director | Other Derivative Acquisition | +1,892 | – | 1,892 |
| 12 May 2026 | Bas Burger | Independent Director | Other Derivative Acquisition | +1,706 | – | 1,706 |
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 | 18,737,068 | 13.0% | 3.7 |
| 30 Sep 2026 | 19,275,918 | 13.4% | 2.6 |
| 15 Sep 2026 | 18,794,670 | 13.1% | 5.9 |
| 31 Aug 2026 | 19,015,838 | 13.2% | 6.6 |
| 14 Aug 2026 | 19,706,937 | 13.7% | 4.8 |
| 31 Jul 2026 | 19,767,586 | 13.6% | 6.1 |
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