爱特医疗 ATRC
$58.54 −$2.74 (-4.47%)
休市 · Nov 6, 8:10 pm ET · 最新盘后价 $58.54 0.00%
开盘$60.00
昨收$61.28
当日区间$58.26 – $61.11
成交量614.7K
市值$2.98B
市盈率（TTM）188.8
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112.0%+6.55 个百分点，较上季度
持仓机构数328+19 ，较上季度
内部人近期交易22次买入 / 28次卖出净卖出
空头持仓比例9.61% 占流通股回补天数 5.2 · 截至 15 Oct 2026
卖空成交量占比21.4%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：−$6.82M（5个净流入日，15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39.6%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7.60%升至9.61%。
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 | +3,362,936 | 15.4% |
| Nuveen Asset Management LLC | Insurance Company | 2026/Q3 | +94,971 | 0.7% |
| Arrowstreet Capital, Limited Partnership | Mutual Fund | 2026/Q3 | +1,018,527 | 2.5% |
| Point72 Asset Management, L.P. | Hedge Fund | 2026/Q3 | +604,380 | 1.2% |
| BlackRock | Mutual Fund | 2026/Q3 | +431,867 | 8.8% |
| Vanguard Portfolio Management, LLC | Mutual Fund | 2026/Q3 | +424,563 | 6.1% |
| AQR Capital Management | Hedge Fund | 2026/Q3 | +353,615 | 1.1% |
| Hudson River Trading LLC | Private Company | 2026/Q3 | +232,665 | 0.6% |
| Goldman Sachs Asset Management, L.P. | Mutual Fund | 2026/Q3 | +232,328 | 2.9% |
| Managed Account Advisors LLC | Mutual Fund | 2026/Q3 | +208,915 | 1.1% |
| Grandeur Peak Global Advisors, LLC | Mutual Fund | 2026/Q3 | +205,497 | 1.2% |
| Meros Investment Management, LP | Mutual Fund | 2026/Q3 | +170,000 | 0.3% |
| FMR | Mutual Fund | 2026/Q3 | +169,493 | 1.0% |
| PanAgora Asset Management, Inc. | Mutual Fund | 2026/Q3 | +161,722 | 0.8% |
| Norges Bank Investment Management | Sovereign Wealth Fund | 2026/Q3 | +160,346 | 0.7% |
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 |
|---|---|---|---|---|---|---|
| 22 Sep 2026 | Salvatore Privitera | Chief Technology Officer | Automatic Disposition | -4,519 | $60.00 | 142,745 |
| 10 Sep 2026 | Regina Groves | Independent Director | Open Market Disposition | -5,313 | $54.22 | 34,546 |
| 9 Sep 2026 | Regina Groves | Independent Director | Intent to Sell (Form 144) | -5,313 | $53.66 | – |
| 7 Sep 2026 | Salvatore Privitera | Chief Technology Officer | Automatic Disposition | -3,657 | $55.00 | 147,264 |
| 1 Sep 2026 | Salvatore Privitera | Chief Technology Officer | Automatic Disposition | -7,763 | $52.50 | 150,921 |
| 23 Aug 2026 | Karl Dahlquist | Chief Legal Officer | Open Market Disposition | -9,370 | $48.89 | 87,319 |
| 4 Aug 2026 | Karen Prange | Independent Director | Open Market Disposition | -3,564 | $38.80 | 22,809 |
| 4 Aug 2026 | Maggie Yuen | Independent Director | Open Market Disposition | -3,500 | $38.42 | 14,015 |
| 29 Jul 2026 | Michael Carrel | Chief Executive Officer | Other Disposition | -4,700 | – | 792,694 |
| 28 Jul 2026 | Justin Noznesky | Chief Marketing & Strategy Officer | Open Market Disposition | -6,182 | $38.80 | 100,219 |
| 27 Jul 2026 | Sven Wehrwein | Independent Director | Derivative Exercise and Sale | -25,000 | $37.84 | 40,518 |
| 27 Jul 2026 | Vinayak Doraiswamy | Chief Scientific Officer | Open Market Disposition | -6,000 | $38.88 | 86,511 |
| 29 Jun 2026 | Michael Carrel | Chief Executive Officer | Other Acquisition | +636 | $23.78 | 796,694 |
| 29 Jun 2026 | Salvatore Privitera | Chief Technology Officer | Other Acquisition | +636 | $23.78 | 158,684 |
| 29 Jun 2026 | Douglas Seith | Chief Operating Officer | Other Acquisition | +527 | $23.78 | 229,867 |
| 29 Jun 2026 | Karl Dahlquist | Chief Legal Officer | Other Acquisition | +636 | $23.78 | 96,689 |
| 29 Jun 2026 | Vinayak Doraiswamy | Chief Scientific Officer | Other Acquisition | +636 | $23.78 | 92,511 |
| 19 May 2026 | Karen Prange | Independent Director | Open Market Disposition | -3,000 | $28.65 | 26,373 |
| 17 May 2026 | Sven Wehrwein | Independent Director | Other Acquisition | +6,144 | – | 40,518 |
| 17 May 2026 | B. Johnson | Independent Director | Other Acquisition | +6,144 | – | 55,954 |
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 | 4,886,394 | 9.6% | 5.2 |
| 30 Sep 2026 | 4,818,782 | 9.5% | 2.6 |
| 15 Sep 2026 | 4,279,518 | 8.4% | 3.6 |
| 31 Aug 2026 | 4,141,306 | 8.1% | 5.8 |
| 14 Aug 2026 | 3,922,615 | 7.7% | 6.1 |
| 31 Jul 2026 | 3,864,377 | 7.6% | 3.7 |
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