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学者岩公司 SRRK

美股市值排名 #1957生物科技
$46.94 +$1.44 (+3.16%)
休市 · Nov 7, 9:10 am ET · 最新盘后价 $46.94 0.00%
开盘$45.46
昨收$45.50
当日区间$45.04 – $47.91
成交量2.10M
市值$5.72B
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118.5%+0.00 个百分点，较上季度
持仓机构数373+1 ，较上季度
内部人近期交易24次买入 / 26次卖出净卖出
空头持仓比例18.21% 占流通股回补天数 12.7 · 截至 15 Oct 2026
卖空成交量占比26.0%近5日成交量平均占比

卖空成交量占当日成交量比例

14%26%39%52%Sep '26Oct '26Nov '26

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：+$32.12M（8个净流入日，12个净流出日）。

按单量净流入，近20个交易日

+$33.6M超大单−$1.5M大单−$1.3M中单−$1.2M小单

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41.8%的流通股。

最大股东

  • FMR14.78%
  • Artal Group S.A.7.86%
  • BlackRock7.80%
  • Samsara BioCapital LLC5.83%
  • T. Rowe Price Group, Inc.5.58%
  • Wellington Management Group5.52%
  • Orbis Investment Management Limited4.87%
  • Vanguard Capital Management, LLC4.51%

按投资者类型

  • Mutual Fund80.70%
  • VC/PE Fund16.65%
  • Hedge Fund12.64%
  • Public Company3.46%
  • Sovereign Wealth Fund2.28%
  • Private Company1.07%
  • Individual/Insider1.00%
  • Government Pension Fund0.68%

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14.74%升至18.21%。

近期机构持仓变动

股东类型期间持股变动新持股比例
Nuveen Asset Management LLC Insurance Company 2026/Q3 +338,984 0.4%
MFS Investment Management Mutual Fund 2026/Q3 +2,607,348 2.1%
BlackRock Mutual Fund 2026/Q3 +2,024,791 7.8%
Orbis Investment Management Limited Mutual Fund 2026/Q3 +1,753,550 4.9%
Morgan Stanley Public Company 2026/Q3 +1,311,058 1.2%
Adage Capital Management, L.P. Hedge Fund 2026/Q3 +1,031,402 1.4%
Vanguard Capital Management, LLC Mutual Fund 2026/Q3 +1,017,568 4.5%
Putnam LLC Mutual Fund 2026/Q3 +845,240 0.7%
FMR Mutual Fund 2026/Q3 +752,087 14.8%
State Street Global Advisors Mutual Fund 2026/Q3 +697,364 3.9%
Norges Bank Investment Management Sovereign Wealth Fund 2026/Q3 +690,395 2.3%
Geode Capital Management, LLC Mutual Fund 2026/Q3 +604,751 2.3%
T. Rowe Price Group, Inc. Mutual Fund 2026/Q3 +588,219 5.6%
Qube Research & Technologies Ltd Mutual Fund 2026/Q3 +463,730 0.4%
ClearBridge Investments, LLC Mutual Fund 2026/Q3 +368,358 0.9%

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
25 Oct 2026 Samsara BioCapital LLC Open Market Acquisition +289,470 $41.82 7,103,537
23 Sep 2026 Robert Woods Chief Operating Officer Other Disposition -48,034 – 48,034
20 Sep 2026 David Hallal Chairperson & CEO Other Disposition -36,652 – 403,530
30 Jun 2026 Michael Gilman Independent Director & Member of Scientific Advisory Board Automatic Disposition -2,544 $54.81 52,672
30 Jun 2026 Jeffrey Flier Independent Director & Member of Scientific Advisory Board Automatic Disposition -3,053 $54.88 21,017
30 Jun 2026 Kristina Burow Independent Director Automatic Disposition -3,053 $54.28 107,818
30 Jun 2026 Joshua Reed Independent Director Automatic Disposition -3,053 $54.28 12,679
30 Jun 2026 Katie Peng Independent Director Automatic Disposition -5,446 $54.96 21,500
3 Jun 2026 Michael Gilman Independent Director & Member of Scientific Advisory Board Other Acquisition +6,839 – 6,839
3 Jun 2026 Michael Gilman Independent Director & Member of Scientific Advisory Board Other Derivative Acquisition +4,310 $45.33 4,310
3 Jun 2026 Srinivas Akkaraju Independent Director Other Acquisition +6,839 – 6,839
3 Jun 2026 Srinivas Akkaraju Independent Director Other Derivative Acquisition +4,310 $45.33 4,310
3 Jun 2026 Jeffrey Flier Independent Director & Member of Scientific Advisory Board Other Acquisition +6,839 – 6,839
3 Jun 2026 Jeffrey Flier Independent Director & Member of Scientific Advisory Board Other Derivative Acquisition +4,310 $45.33 4,310
3 Jun 2026 Kristina Burow Independent Director Other Acquisition +6,839 – 6,839
3 Jun 2026 Kristina Burow Independent Director Other Derivative Acquisition +4,310 $45.33 4,310
3 Jun 2026 Richard Brudnick Independent Director Other Acquisition +6,839 – 6,839
3 Jun 2026 Richard Brudnick Independent Director Other Derivative Acquisition +4,310 $45.33 4,310
3 Jun 2026 Joshua Reed Independent Director Other Acquisition +6,839 – 6,839
3 Jun 2026 Joshua Reed Independent Director Other Derivative Acquisition +4,310 $45.33 4,310

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 22,175,999 18.2% 12.7
30 Sep 2026 22,722,119 18.7% 9.3
15 Sep 2026 19,407,706 15.9% 10.8
31 Aug 2026 18,008,058 14.8% 15.4
14 Aug 2026 18,218,515 15.0% 19.8
31 Jul 2026 17,667,182 14.7% 16.2

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