股票 › IOSP
英诺斯佩克 IOSP
美股市值排名 #2768
$78.21 −$0.92 (-1.16%)
休市 · Nov 6, 8:20 pm ET · 最新盘后价 $78.21 0.00%
开盘$79.52
昨收$79.13
当日区间$77.52 – $79.82
成交量274.8K
市值$1.93B
市盈率（TTM）13.8
股息率2.29%
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100.1%-1.16 个百分点，较上季度
持仓机构数333+6 ，较上季度
内部人近期交易33次买入 / 17次卖出净买入
空头持仓比例1.96% 占流通股回补天数 2.3 · 截至 15 Oct 2026
卖空成交量占比11.6%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：−$380.3K（12个净流入日，8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40.6%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1.85%升至1.96%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| Wasatch Advisors LP | Mutual Fund | 2026/Q3 | +335,398 | 1.4% |
| Assenagon Asset Management S.A. | Mutual Fund | 2026/Q3 | +46,851 | 1.3% |
| Nuveen Asset Management LLC | Insurance Company | 2026/Q3 | +104,583 | 1.2% |
| BlackRock | Mutual Fund | 2026/Q3 | +502,348 | 17.8% |
| AQR Capital Management | Hedge Fund | 2026/Q3 | +169,687 | 1.9% |
| Goldman Sachs Asset Management, L.P. | Mutual Fund | 2026/Q3 | +159,515 | 2.1% |
| Acadian Asset Management LLC | Mutual Fund | 2026/Q3 | +151,447 | 1.1% |
| Mackenzie Financial Corporation | Mutual Fund | 2026/Q3 | +141,717 | 0.6% |
| Brown Advisory Incorporated | Mutual Fund | 2026/Q3 | +112,003 | 1.7% |
| Teachers Insurance and Annuity Association-College Retirement Equities Fund | Mutual Fund | 2026/Q3 | +97,715 | 2.3% |
| First Trust Advisors L.P. | Mutual Fund | 2026/Q3 | +78,536 | 0.4% |
| SG Capital Management LLC | Hedge Fund | 2026/Q3 | +71,022 | 0.3% |
| Creative Planning, Inc. | Mutual Fund | 2026/Q3 | +66,589 | 0.4% |
| Renaissance Technologies Corp. | Hedge Fund | 2026/Q3 | +66,100 | 0.8% |
| Dimensional Fund Advisors | Mutual Fund | 2026/Q3 | +62,949 | 5.3% |
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 |
|---|---|---|---|---|---|---|
| 30 Sep 2026 | Ian McRobbie | CTO and Senior VP of Research & Technology | Other Derivative Acquisition | +3,164 | – | 3,164 |
| 30 Sep 2026 | Patrick Williams | Chief Executive Officer | Other Derivative Acquisition | +22,203 | – | 22,203 |
| 30 Sep 2026 | Ian Cleminson | Chief Financial Officer | Other Derivative Acquisition | +4,792 | – | 4,792 |
| 30 Sep 2026 | David Jones | Senior VP, General Counsel, Chief Compliance Officer & Corporate Secretary | Other Derivative Acquisition | +3,188 | – | 3,188 |
| 30 Sep 2026 | Corbin Barnes | Senior Vice President of Corporate Development & Investor Relations | Other Derivative Acquisition | +2,642 | – | 2,642 |
| 30 Sep 2026 | Hardy Griffin | Other Derivative Acquisition | +2,685 | – | 2,685 | |
| 2 Mar 2026 | David Jones | Senior VP, General Counsel, Chief Compliance Officer & Corporate Secretary | Open Market Disposition | -1,028 | $75.64 | 8,131 |
| 26 Feb 2026 | Claudia Poccia | Independent Non-Executive Director | Open Market Disposition | -119 | $76.79 | 2,978 |
| 26 Feb 2026 | David Landless | Independent Non-Executive Director | Open Market Disposition | -594 | $76.79 | 4,102 |
| 26 Feb 2026 | Patrick Williams | Chief Executive Officer | Sale to Issuer | -7,966 | $78.34 | 183,730 |
| 26 Feb 2026 | Ian Cleminson | Chief Financial Officer | Open Market Disposition | -2,380 | $76.79 | 10,997 |
| 26 Feb 2026 | Lawrence Padfield | Independent Non-Executive Director | Open Market Disposition | -594 | $76.79 | 5,923 |
| 26 Feb 2026 | Milton Blackmore | Independent Non-Executive Chairperson | Open Market Disposition | -594 | $76.79 | 7,000 |
| 26 Feb 2026 | David Jones | Senior VP, General Counsel, Chief Compliance Officer & Corporate Secretary | Sale to Issuer | -875 | $78.34 | 8,131 |
| 26 Feb 2026 | Corbin Barnes | Senior Vice President of Corporate Development & Investor Relations | Sale to Issuer | -166 | $78.34 | 7,606 |
| 26 Feb 2026 | Hardy Griffin | Sale to Issuer | -401 | $78.34 | 4,921 | |
| 22 Feb 2026 | Leslie Parrette | Independent Non-Executive Director | Other Acquisition | +1,539 | – | 4,124 |
| 22 Feb 2026 | Ian McRobbie | CTO and Senior VP of Research & Technology | Other Derivative Acquisition | +2,228 | – | 2,228 |
| 22 Feb 2026 | Claudia Poccia | Independent Non-Executive Director | Other Acquisition | +1,539 | – | 4,124 |
| 22 Feb 2026 | David Landless | Independent Non-Executive Director | Other Acquisition | +1,539 | – | 4,124 |
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 | 483,179 | 2.0% | 2.3 |
| 30 Sep 2026 | 492,111 | 2.0% | 1.9 |
| 15 Sep 2026 | 511,052 | 2.1% | 3.4 |
| 31 Aug 2026 | 466,734 | 1.9% | 2.8 |
| 14 Aug 2026 | 463,878 | 1.9% | 2.4 |
| 31 Jul 2026 | 455,159 | 1.8% | 3.0 |
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