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免疫核心 IMCR

美股市值排名 #2899生物科技
$30.99 +$2.59 (+9.12%)
休市 · Nov 7, 5:10 am ET · 最新盘后价 $30.99 0.00%
开盘$29.96
昨收$28.40
当日区间$29.15 – $31.28
成交量1.53M
市值$1.60B
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97.1%-5.74 个百分点，较上季度
持仓机构数155-2 ，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15.15% 占流通股回补天数 15.7 · 截至 15 Oct 2026
卖空成交量占比6.7%近5日成交量平均占比

卖空成交量占当日成交量比例

1%7%14%21%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：−$21.25M（5个净流入日，15个净流出日）。

按单量净流入，近20个交易日

−$22.3M超大单+$1.0M大单−$422.4K中单+$4.7M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38.2%的流通股。

最大股东

  • Wellington Management Group11.11%
  • RTW Investments, LP9.46%
  • PRIMECAP Management Company7.06%
  • Bellevue Asset Management AG5.41%
  • Tang Capital Management, LLC5.14%
  • Vestal Point Capital, LP3.50%
  • FMR3.37%
  • Two Sigma Investments, LP3.20%

按投资者类型

  • Mutual Fund47.06%
  • Hedge Fund45.77%
  • VC/PE Fund1.83%
  • Private Company1.04%
  • Public Company1.02%
  • Government Pension Fund0.34%
  • Individual/Insider0.10%
  • Government0.01%

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16.16%降至15.15%。

近期机构持仓变动

股东类型期间持股变动新持股比例
Caligan Partners, LP Hedge Fund 2026/Q3 +1,381,317 2.7%
Wellington Management Group Mutual Fund 2026/Q3 +1,015,777 11.1%
Acadian Asset Management LLC Mutual Fund 2026/Q3 +708,803 2.3%
Two Sigma Investments, LP Hedge Fund 2026/Q3 +627,718 3.2%
Braidwell LP Hedge Fund 2026/Q3 +521,327 1.0%
Jones Hill Capital LP Hedge Fund 2026/Q3 +512,856 1.0%
Kynam Capital Management, LP Hedge Fund 2026/Q3 +490,063 2.7%
Fulcrum Asset Management LLP Hedge Fund 2026/Q3 +470,025 0.9%
Marshall Wace LLP Hedge Fund 2026/Q3 +410,601 1.1%
Trails Edge Capital Partners, LP Hedge Fund 2026/Q3 +380,637 2.1%
Millennium Management LLC Hedge Fund 2026/Q3 +359,634 3.1%
BlackRock Mutual Fund 2026/Q3 +348,289 2.0%
Citadel Advisors LLC Hedge Fund 2026/Q3 +336,362 1.1%
Boothbay Fund Management, LLC Hedge Fund 2026/Q3 +295,546 0.6%
Armistice Capital LLC Hedge Fund 2026/Q3 +240,000 2.8%

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
26 May 2026 John Bell Independent Non-Executive Chairperson Other Derivative Acquisition +27,492 $28.52 27,492
26 May 2026 Kristine Peterson Independent Non-Executive Director Other Derivative Acquisition +27,492 $28.52 27,492
26 May 2026 Roy Steven Herbst Independent Non-Executive Director Other Derivative Acquisition +27,492 $28.52 27,492
26 May 2026 Peter Ratcliffe Independent Non-Executive Director Other Derivative Acquisition +27,492 $28.52 27,492
26 May 2026 William Pao Independent Non-Executive Director Other Derivative Acquisition +27,492 $28.52 27,492
26 May 2026 Siddharth Kaul Independent Non-Executive Director Other Derivative Acquisition +27,492 $28.52 27,492
10 Mar 2026 David Berman Former Officer Intent to Sell (Form 144) -11,832 $32.57 –
17 Feb 2026 Bahija Jallal Chief Executive Officer Intent to Sell (Form 144) -11,474 $32.35 –
17 Feb 2026 Tina Leger Former Chief Human Resources Officer Intent to Sell (Form 144) -1,000 $32.35 –
17 Feb 2026 David Berman Former Officer Intent to Sell (Form 144) -5,965 $32.35 –
17 Feb 2026 Bahija Jallal Chief Executive Officer Derivative Exercise and Sale -11,474 $32.35 12,343
17 Feb 2026 John Goll SVP, Finance & Chief Accounting Officer Derivative Exercise and Sale -698 $32.35 653
17 Feb 2026 Tina Leger Former Chief Human Resources Officer Derivative Exercise and Sale -1,000 $32.35 1,119
17 Feb 2026 David Berman Former Officer Derivative Exercise and Sale -5,965 $32.35 5,859
16 Feb 2026 Bahija Jallal Chief Executive Officer Other Derivative Acquisition +88,573 – 88,573
16 Feb 2026 Bahija Jallal Chief Executive Officer Other Derivative Acquisition +395,066 $32.38 395,066
16 Feb 2026 Bahija Jallal Chief Executive Officer Derivative Exercise and Retained +12,343 – 12,343
16 Feb 2026 John Goll SVP, Finance & Chief Accounting Officer Other Derivative Acquisition +7,411 – 7,411
16 Feb 2026 John Goll SVP, Finance & Chief Accounting Officer Other Derivative Acquisition +21,252 $32.38 21,252
16 Feb 2026 John Goll SVP, Finance & Chief Accounting Officer Derivative Exercise and Retained +653 – 653

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 7,801,461 15.1% 15.7
30 Sep 2026 7,903,280 15.3% 20.7
15 Sep 2026 7,770,242 15.1% 20.6
31 Aug 2026 7,793,032 15.1% 20.8
14 Aug 2026 7,895,815 15.3% 18.8
31 Jul 2026 8,217,977 16.2% 17.4

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