艾瑞思姆科技 IRTC
$90.22 −$39.97 (-30.70%)
休市 · Nov 6, 8:20 pm ET · 最新盘后价 $90.56 +0.38%
开盘$110.36
昨收$130.19
当日区间$86.30 – $112.95
成交量5.67M
市值$3.03B
市盈率（TTM）–
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106.8%-3.26 个百分点，较上季度
持仓机构数376+2 ，较上季度
内部人近期交易23次买入 / 26次卖出净卖出
空头持仓比例9.39% 占流通股回补天数 6.8 · 截至 15 Oct 2026
卖空成交量占比17.0%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：−$412.4K（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31.7%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9.78%降至9.39%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| RTW Investments, LP | Hedge Fund | 2026/Q3 | +514,131 | 6.6% |
| BlackRock | Mutual Fund | 2026/Q3 | +244,162 | 9.1% |
| Artisan Partners Limited Partnership | Mutual Fund | 2026/Q3 | +209,400 | 5.0% |
| Schroder Investment Management North America Inc. | Mutual Fund | 2026/Q3 | +200,513 | 1.4% |
| Manulife Asset Management | Mutual Fund | 2026/Q3 | +170,674 | 1.7% |
| Jane Street Group, LLC | Private Company | 2026/Q3 | +162,398 | 0.8% |
| Prosight Management, LP | Hedge Fund | 2026/Q3 | +155,500 | 0.5% |
| Stephens Investment Management Group, LLC | Mutual Fund | 2026/Q3 | +131,907 | 2.1% |
| Eventide Asset Management, LLC | Mutual Fund | 2026/Q3 | +119,513 | 2.7% |
| Perceptive Advisors LLC | VC/PE Fund | 2026/Q3 | +118,740 | 0.7% |
| Vanguard Portfolio Management, LLC | Mutual Fund | 2026/Q3 | +117,604 | 5.8% |
| USS Investment Management Ltd. | Mutual Fund | 2026/Q3 | +106,957 | 0.3% |
| BNPP Asset Management Holding | Mutual Fund | 2026/Q3 | +104,466 | 2.6% |
| Champlain Investment Partners, LLC | Mutual Fund | 2026/Q3 | +97,015 | 0.3% |
| Norges Bank Investment Management | Sovereign Wealth Fund | 2026/Q3 | +91,835 | 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 |
|---|---|---|---|---|---|---|
| 1 Sep 2026 | Daniel Wilson | CFO & Principal Financial Officer | Open Market Disposition | -773 | $121.83 | 34,987 |
| 9 Aug 2026 | Patrick Murphy | Chief Business & Legal Officer | Open Market Disposition | -7,093 | $124.65 | 69,699 |
| 9 Aug 2026 | Quentin Blackford | Chief Executive Officer | Open Market Disposition | -26,859 | $124.65 | 142,554 |
| 9 Aug 2026 | Minang Turakhia | Chief Medical & Scientific Officer and Executive VP of Advanced Technologies | Open Market Disposition | -7,093 | $124.65 | 34,405 |
| 9 Aug 2026 | Chad Patterson | Chief Commercial and Product Officer | Open Market Disposition | -7,093 | $124.65 | 34,127 |
| 9 Aug 2026 | Sumi Shrishrimal | Executive Vice President | Open Market Disposition | -5,372 | $124.65 | 44,621 |
| 6 Aug 2026 | Patrick Murphy | Chief Business & Legal Officer | Other Acquisition | +13,589 | – | 69,699 |
| 6 Aug 2026 | Quentin Blackford | Chief Executive Officer | Other Acquisition | +48,534 | – | 142,554 |
| 6 Aug 2026 | Minang Turakhia | Chief Medical & Scientific Officer and Executive VP of Advanced Technologies | Other Acquisition | +13,589 | – | 34,405 |
| 6 Aug 2026 | Chad Patterson | Chief Commercial and Product Officer | Other Acquisition | +13,589 | – | 34,127 |
| 6 Aug 2026 | Sumi Shrishrimal | Executive Vice President | Other Acquisition | +9,706 | – | 44,621 |
| 2 Aug 2026 | Chad Patterson | Chief Commercial and Product Officer | Open Market Disposition | -2,712 | $122.12 | 27,631 |
| 2 Aug 2026 | Mervin Smith | Executive Vice President of Business Operations | Open Market Disposition | -617 | $122.12 | 6,567 |
| 2 Aug 2026 | Julianne Rodda | Open Market Disposition | -2,112 | $122.12 | 5,017 | |
| 1 Jul 2026 | Sean Freeman | Executive Vice President of Strategy & Corporate Development | Open Market Disposition | -918 | $124.71 | 6,116 |
| 1 Jul 2026 | Minang Turakhia | Chief Medical & Scientific Officer and Executive VP of Advanced Technologies | Open Market Disposition | -1,423 | $124.71 | 27,909 |
| 1 Jun 2026 | Marc Rosenbaum | Senior VP of Finance & Chief Accounting Officer | Open Market Disposition | -729 | $108.19 | 8,369 |
| 1 Jun 2026 | Sumi Shrishrimal | Executive Vice President | Open Market Disposition | -1,716 | $108.19 | 40,287 |
| 28 May 2026 | Quentin Blackford | Chief Executive Officer | Other Acquisition | +178 | $96.82 | 120,879 |
| 28 May 2026 | Sean Freeman | Executive Vice President of Strategy & Corporate Development | Other Acquisition | +273 | $96.82 | 273 |
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 | 3,096,052 | 9.4% | 6.8 |
| 30 Sep 2026 | 3,033,358 | 9.2% | 5.9 |
| 15 Sep 2026 | 3,054,907 | 9.3% | 5.6 |
| 31 Aug 2026 | 2,788,408 | 8.5% | 5.6 |
| 14 Aug 2026 | 2,800,810 | 8.5% | 3.3 |
| 31 Jul 2026 | 3,212,594 | 9.8% | 6.6 |
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