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奥姆尼艾比生物 OABI

美股市值排名 #3422生物科技
$5.03 +$0.20 (+4.14%)
休市 · Nov 6, 8:20 pm ET · 最新盘后价 $5.02 -0.20%
开盘$4.86
昨收$4.83
当日区间$4.86 – $5.22
成交量1.44M
市值$733.68M
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47.4%-0.13 个百分点，较上季度
持仓机构数171-2 ，较上季度
内部人近期交易37次买入 / 13次卖出净买入
空头持仓比例5.88% 占流通股回补天数 6.7 · 截至 15 Oct 2026
卖空成交量占比25.8%近5日成交量平均占比

卖空成交量占当日成交量比例

10%18%26%33%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：−$1.49M（9个净流入日，11个净流出日）。

按单量净流入，近20个交易日

−$1.5M超大单+$42.1K大单−$889.0K中单+$850.5K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25.1%的流通股。

最大股东

  • Whitefort Capital Management, LP7.05%
  • BlackRock6.12%
  • Robert Goldstein5.20%
  • Nomura Holdings, Inc.3.46%
  • Gotham Asset Management, LLC3.26%
  • Vanguard Capital Management, LLC3.17%
  • Cadian Capital Management, LP2.90%
  • Matthew Foehr2.77%

按投资者类型

  • Mutual Fund23.55%
  • Hedge Fund16.85%
  • Individual/Insider11.62%
  • Public Company3.92%
  • VC/PE Fund2.70%
  • Insurance Company0.14%
  • Family Office/Trust0.13%
  • Private Company0.12%

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4.14%升至5.88%。

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 +199,954 0.1%
Nomura Holdings, Inc. Public Company 2026/Q3 +4,323,112 3.5%
BlackRock Mutual Fund 2026/Q3 +790,609 6.1%
Mackenzie Financial Corporation Mutual Fund 2026/Q3 +489,134 0.3%
Renaissance Technologies Corp. Hedge Fund 2026/Q3 +330,750 0.4%
ADAR1 Capital Management, LLC Hedge Fund 2026/Q3 +242,222 0.7%
TowerView LLC Hedge Fund 2026/Q3 +180,000 0.8%
D. E. Shaw & Co., L.P. Hedge Fund 2026/Q3 +179,150 0.4%
Palumbo Wealth Management LLC Family Office/Trust 2026/Q3 +161,975 0.1%
Arrowstreet Capital, Limited Partnership Mutual Fund 2026/Q3 +159,621 0.1%
Two Sigma Investments, LP Hedge Fund 2026/Q3 +144,691 0.5%
Walleye Capital LLC Hedge Fund 2026/Q3 +144,427 0.1%
Acadian Asset Management LLC Mutual Fund 2026/Q3 +132,385 0.1%
Vanguard Portfolio Management, LLC Mutual Fund 2026/Q3 +76,617 0.7%
Northern Trust Global Investments Mutual Fund 2026/Q3 +67,399 0.7%

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
31 Jul 2026 Amechi Nwachuku Executive VP & Chief Operating Officer Other Derivative Acquisition +800,000 $1.98 800,000
16 Jun 2026 John Higgins Chairperson Other Derivative Acquisition +20,000 – 20,000
16 Jun 2026 John Higgins Chairperson Other Derivative Acquisition +40,000 $2.03 40,000
16 Jun 2026 John Higgins Chairperson Derivative Exercise and Retained +20,000 – 2,962,320
16 Jun 2026 Carolyn Bertozzi Independent Director Other Derivative Acquisition +20,000 – 20,000
16 Jun 2026 Carolyn Bertozzi Independent Director Other Derivative Acquisition +40,000 $2.03 40,000
16 Jun 2026 Carolyn Bertozzi Independent Director Derivative Exercise and Retained +20,000 – 113,308
16 Jun 2026 Steven Love Independent Director Other Derivative Acquisition +20,000 – 33,334
16 Jun 2026 Steven Love Independent Director Other Derivative Acquisition +40,000 $2.03 40,000
16 Jun 2026 Steven Love Independent Director Derivative Exercise and Retained +20,000 – 91,666
16 Jun 2026 Philip Gotwals Independent Director Other Derivative Acquisition +20,000 – 46,667
16 Jun 2026 Philip Gotwals Independent Director Other Derivative Acquisition +40,000 $2.03 40,000
16 Jun 2026 Philip Gotwals Independent Director Derivative Exercise and Retained +20,000 – 33,333
16 Jun 2026 Steven Crouse Independent Director Other Derivative Acquisition +20,000 – 46,667
16 Jun 2026 Steven Crouse Independent Director Other Derivative Acquisition +40,000 $2.03 40,000
16 Jun 2026 Steven Crouse Independent Director Derivative Exercise and Retained +20,000 – 33,333
16 Jun 2026 Jennifer Cochran Independent Director Other Derivative Acquisition +20,000 – 20,000
16 Jun 2026 Jennifer Cochran Independent Director Other Derivative Acquisition +40,000 $2.03 40,000
16 Jun 2026 Jennifer Cochran Independent Director Derivative Exercise and Retained +20,000 – 174,198
20 Apr 2026 Philip Gotwals Independent Director Derivative Exercise and Retained +13,333 – 13,333

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 8,544,235 5.9% 6.7
30 Sep 2026 8,198,042 5.6% 6.8
15 Sep 2026 7,125,743 4.9% 4.1
31 Aug 2026 5,983,139 4.1% 1.9
14 Aug 2026 6,245,027 4.3% 6.5
31 Jul 2026 5,997,131 4.1% 17.7

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