艾斯特伯利什实验室 ESTA
$67.02 +$2.60 (+4.04%)
休市 · Nov 6, 8:10 pm ET · 最新盘后价 $67.10 +0.12%
开盘$63.91
昨收$64.42
当日区间$63.08 – $67.98
成交量321.7K
市值$2.00B
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105.5%-1.58 个百分点，较上季度
持仓机构数243+0 ，较上季度
内部人近期交易34次买入 / 16次卖出净买入
空头持仓比例13.48% 占流通股回补天数 9.8 · 截至 15 Oct 2026
卖空成交量占比22.1%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：−$820.0K（9个净流入日，11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36.4%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14.77%降至13.48%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| T. Rowe Price Group, Inc. | Mutual Fund | 2026/Q3 | +1,533,497 | 5.1% |
| BlackRock | Mutual Fund | 2026/Q3 | +1,454,482 | 5.3% |
| Rubric Capital Management LP | Hedge Fund | 2026/Q3 | +688,325 | 2.3% |
| State Street Global Advisors | Mutual Fund | 2026/Q3 | +410,185 | 1.5% |
| Putnam LLC | Mutual Fund | 2026/Q3 | +371,492 | 2.0% |
| Geode Capital Management, LLC | Mutual Fund | 2026/Q3 | +358,144 | 1.3% |
| UBS Asset Management | Mutual Fund | 2026/Q3 | +353,027 | 1.8% |
| Bank of America Corporation | Public Company | 2026/Q3 | +191,407 | 2.0% |
| Vanguard Portfolio Management, LLC | Mutual Fund | 2026/Q3 | +190,162 | 0.8% |
| D. E. Shaw & Co., L.P. | Hedge Fund | 2026/Q3 | +159,129 | 1.9% |
| Northern Trust Global Investments | Mutual Fund | 2026/Q3 | +153,285 | 0.8% |
| Healthcare of Ontario Pension Plan Trust Fund | Government Pension Fund | 2026/Q3 | +145,300 | 0.5% |
| Hudson River Trading LLC | Private Company | 2026/Q3 | +127,178 | 0.8% |
| Divisadero Street Capital Management, LP | Hedge Fund | 2026/Q3 | +106,675 | 0.4% |
| Summit Partners Public Asset Management, LLC | Hedge Fund | 2026/Q3 | +98,681 | 1.6% |
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 |
|---|---|---|---|---|---|---|
| 29 Sep 2026 | Edward Schutter | Independent Director | Other Acquisition | +253 | $64.17 | 178,205 |
| 29 Sep 2026 | Nicholas Lewin | Chairperson | Other Acquisition | +389 | $64.17 | 1,097,085 |
| 29 Sep 2026 | Ann Custin | Independent Non-Executive Director | Other Acquisition | +301 | $64.17 | 24,626 |
| 29 Sep 2026 | Leslie Gillin | Independent Director | Other Acquisition | +262 | $64.17 | 18,856 |
| 29 Sep 2026 | Bryan Slotkin | Independent Director | Other Acquisition | +253 | $64.17 | 33,052 |
| 19 Aug 2026 | Fillipo Caldini | Chief Executive Officer | Sale to Issuer | -682 | $71.52 | 48,829 |
| 29 Jun 2026 | Edward Schutter | Independent Director | Other Acquisition | +216 | $85.81 | 177,952 |
| 29 Jun 2026 | Nicholas Lewin | Chairperson | Other Acquisition | +291 | $85.81 | 1,096,696 |
| 29 Jun 2026 | Ann Custin | Independent Non-Executive Director | Other Acquisition | +239 | $85.81 | 24,325 |
| 29 Jun 2026 | Leslie Gillin | Independent Director | Other Acquisition | +196 | $85.81 | 18,594 |
| 29 Jun 2026 | Bryan Slotkin | Independent Director | Other Acquisition | +189 | $85.81 | 32,799 |
| 23 Jun 2026 | Taylor Harris | Director | Other Acquisition | +3,722 | – | 3,722 |
| 14 Jun 2026 | Juan Chacon Quiros | Founder & Former Executive Director | Intent to Sell (Form 144) | -24,198 | $83.79 | – |
| 27 May 2026 | JW Asset Management, LLC | Open Market Disposition | -90,533 | $74.39 | 2,890,582 | |
| 21 May 2026 | Edward Schutter | Independent Director | Other Acquisition | +2,354 | – | 177,736 |
| 21 May 2026 | Nicholas Lewin | Chairperson | Other Acquisition | +2,354 | – | 11,606 |
| 21 May 2026 | Ann Custin | Independent Non-Executive Director | Other Acquisition | +2,354 | – | 24,086 |
| 21 May 2026 | Leslie Gillin | Independent Director | Other Acquisition | +2,354 | – | 18,398 |
| 21 May 2026 | Bryan Slotkin | Independent Director | Other Acquisition | +2,354 | – | 32,610 |
| 20 May 2026 | JW Asset Management, LLC | Open Market Disposition | -20,579 | $71.40 | 2,981,115 |
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 | 4,017,107 | 13.5% | 9.8 |
| 30 Sep 2026 | 3,982,907 | 13.4% | 12.1 |
| 15 Sep 2026 | 4,386,350 | 14.7% | 12.8 |
| 31 Aug 2026 | 4,396,568 | 14.8% | 12.2 |
| 14 Aug 2026 | 4,099,295 | 13.8% | 5.9 |
| 31 Jul 2026 | 4,346,413 | 14.8% | 9.9 |
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