阿特姆斯过滤科技 ATMU
$50.60 +$4.44 (+9.62%)
休市 · Nov 7, 12:10 am ET · 最新盘后价 $50.60 0.00%
开盘$49.36
昨收$46.16
当日区间$46.85 – $50.67
成交量1.01M
市值$4.13B
市盈率（TTM）18.7
股息率0.44%
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109.3%-0.59 个百分点，较上季度
持仓机构数405-2 ，较上季度
内部人近期交易33次买入 / 16次卖出净买入
空头持仓比例4.12% 占流通股回补天数 4.9 · 截至 15 Oct 2026
卖空成交量占比30.5%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：−$2.89M（10个净流入日，10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40.1%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3.56%升至4.12%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| BlackRock | Mutual Fund | 2026/Q3 | +5,576,211 | 15.2% |
| Neuberger Berman Investment Advisers LLC | Mutual Fund | 2026/Q3 | +2,415,248 | 3.0% |
| State Street Global Advisors | Mutual Fund | 2026/Q3 | +1,361,164 | 4.0% |
| Invesco Ltd. | Mutual Fund | 2026/Q3 | +966,275 | 5.2% |
| Vanguard Portfolio Management, LLC | Mutual Fund | 2026/Q3 | +915,399 | 5.6% |
| Marshall Wace LLP | Hedge Fund | 2026/Q3 | +483,642 | 1.0% |
| Frontier Capital Management | Mutual Fund | 2026/Q3 | +415,709 | 1.4% |
| Principal Global Investors, LLC | Mutual Fund | 2026/Q3 | +400,112 | 0.6% |
| FMR | Mutual Fund | 2026/Q3 | +377,598 | 6.5% |
| Channing Capital Management, LLC | Mutual Fund | 2026/Q3 | +340,032 | 2.1% |
| Public Sector Pension Investment Board | Government Pension Fund | 2026/Q3 | +326,823 | 0.4% |
| Woodline Partners LP | Hedge Fund | 2026/Q3 | +251,535 | 0.7% |
| Geode Capital Management, LLC | Mutual Fund | 2026/Q3 | +223,186 | 3.5% |
| BNY Mellon Asset Management | Mutual Fund | 2026/Q3 | +218,776 | 0.7% |
| Royce & Associates, LP | Mutual Fund | 2026/Q3 | +217,512 | 1.2% |
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 |
|---|---|---|---|---|---|---|
| 16 Aug 2026 | Renee Swan | Chief Human Resources Officer | Open Market Disposition | -3,870 | $50.89 | 46,875 |
| 11 Aug 2026 | Stephen Macadam | Independent Non-Executive Chairperson | Open Market Acquisition | +2,000 | $49.78 | 37,969 |
| 31 May 2026 | Stephanie Disher | Chief Executive Officer | Open Market Disposition | -25,652 | $45.25 | 363,024 |
| 31 May 2026 | Jack Kienzler | SVP, CFO & Chief Accounting Officer | Open Market Disposition | -5,132 | $45.25 | 75,804 |
| 31 May 2026 | Charles Masters | Senior VP & President of Power Solutions | Open Market Disposition | -2,890 | $45.25 | 43,579 |
| 31 May 2026 | Renee Swan | Chief Human Resources Officer | Open Market Disposition | -2,566 | $45.25 | 50,745 |
| 11 May 2026 | Gretchen Frances Haggerty | Independent Director | Other Acquisition | +2,619 | – | 2,619 |
| 11 May 2026 | Gretchen Frances Haggerty | Independent Director | Open Market Acquisition | +1,973 | $55.74 | 25,741 |
| 11 May 2026 | Stuart Taylor | Independent Director | Other Acquisition | +2,619 | – | 2,619 |
| 11 May 2026 | Stephen Macadam | Independent Non-Executive Chairperson | Other Acquisition | +2,619 | – | 2,619 |
| 11 May 2026 | Jane Leipold | Independent Director | Other Acquisition | +2,619 | – | 2,619 |
| 11 May 2026 | Diego Donoso | Independent Director | Other Acquisition | +2,619 | – | 2,619 |
| 11 May 2026 | Heath Sharp | Independent Director | Other Acquisition | +2,619 | – | 5,733 |
| 11 May 2026 | Kevin Carpenter | SVP & Chief Supply Chain Officer | Other Acquisition | +28,509 | – | 28,509 |
| 11 May 2026 | R. Bennett | Independent Director | Other Acquisition | +2,619 | – | 2,619 |
| 31 Mar 2026 | Stephanie Disher | Chief Executive Officer | Other Acquisition | +31,492 | – | 388,676 |
| 31 Mar 2026 | Jack Kienzler | SVP, CFO & Chief Accounting Officer | Other Acquisition | +5,163 | – | 80,936 |
| 31 Mar 2026 | Laura Heltebran | Chief Legal Officer | Other Acquisition | +3,717 | – | 24,161 |
| 31 Mar 2026 | Charles Masters | Senior VP & President of Power Solutions | Other Acquisition | +4,130 | – | 46,469 |
| 31 Mar 2026 | Renee Swan | Chief Human Resources Officer | Other Acquisition | +1,962 | – | 53,311 |
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 | 3,358,055 | 4.1% | 4.9 |
| 30 Sep 2026 | 3,400,405 | 4.2% | 3.8 |
| 15 Sep 2026 | 3,087,685 | 3.8% | 5.1 |
| 31 Aug 2026 | 3,807,016 | 4.7% | 7.3 |
| 14 Aug 2026 | 3,050,905 | 3.7% | 3.4 |
| 31 Jul 2026 | 2,907,077 | 3.6% | 5.4 |
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