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塞拉斯生命科学 SLS

美股市值排名 #2851生物科技
$8.42 +$0.54 (+6.85%)
休市 · Nov 6, 8:10 pm ET · 最新盘后价 $8.33 -1.07%
开盘$8.03
昨收$7.88
当日区间$7.14 – $8.42
成交量7.62M
市值$1.70B
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37.3%+0.06 个百分点，较上季度
持仓机构数224+7 ，较上季度
内部人近期交易41次买入 / 6次卖出净买入
空头持仓比例26.62% 占流通股回补天数 12.0 · 截至 15 Oct 2026
卖空成交量占比18.8%近5日成交量平均占比

卖空成交量占当日成交量比例

15%20%25%30%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：−$14.47M（5个净流入日，15个净流出日）。

按单量净流入，近20个交易日

−$10.1M超大单−$4.4M大单−$1.2M中单+$5.1M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23.7%的流通股。

最大股东

  • BlackRock7.86%
  • State Street Global Advisors6.44%
  • Vanguard Capital Management, LLC4.73%
  • Geode Capital Management, LLC2.42%
  • Anson Group2.23%
  • Edward Jones Trust Company1.14%
  • Vanguard Portfolio Management, LLC1.07%
  • Susquehanna International Group, LLP1.02%

按投资者类型

  • Mutual Fund30.07%
  • Hedge Fund2.66%
  • Private Company2.16%
  • Public Company1.71%
  • Individual/Insider0.39%
  • Government Pension Fund0.29%
  • Family Office/Trust0.19%
  • Insurance Company0.19%

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27.96%降至26.62%。

近期机构持仓变动

股东类型期间持股变动新持股比例
BlackRock Mutual Fund 2026/Q3 +802,383 7.9%
Nuveen Asset Management LLC Insurance Company 2026/Q3 +386,455 0.2%
State Street Global Advisors Mutual Fund 2026/Q3 +4,600,202 6.4%
Anson Group Hedge Fund 2026/Q3 +4,500,000 2.2%
BlackRock Mutual Fund 2026/Q3 +2,871,892 7.5%
Susquehanna International Group, LLP Private Company 2026/Q3 +1,653,541 1.0%
BNP Paribas Financial Markets SNC Private Company 2026/Q3 +1,025,006 0.5%
Geode Capital Management, LLC Mutual Fund 2026/Q3 +971,569 2.4%
Vanguard Capital Management, LLC Mutual Fund 2026/Q3 +832,503 4.7%
UBS Asset Management Mutual Fund 2026/Q3 +780,741 0.8%
Vanguard Portfolio Management, LLC Mutual Fund 2026/Q3 +698,293 1.1%
Edward Jones Trust Company Mutual Fund 2026/Q3 +629,484 1.1%
Jane Street Group, LLC Private Company 2026/Q3 +508,429 0.3%
Schweizerische Nationalbank Public Company 2026/Q3 +360,400 0.2%
XTX Markets Limited Private Company 2026/Q3 +359,090 0.2%

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
15 Jun 2026 Angelos Stergiou Chief Executive Officer Other Acquisition +1,065,000 – 1,446,750
6 Jan 2026 Robert Van Nostrand Independent Director Other Acquisition +50,000 – 50,000
6 Jan 2026 John Varian Independent Chairman of Board Other Acquisition +50,000 – 50,000
6 Jan 2026 David Scheinberg Independent Director Other Acquisition +50,000 – 50,000
6 Jan 2026 Jane Wasman Independent Director Other Acquisition +50,000 – 50,000
6 Jan 2026 Dragan Cicic Senior VP & Chief Development Officer Other Acquisition +300,000 – 442,484
6 Jan 2026 John Burns Senior Vice President Other Acquisition +300,000 – 435,616
6 Jan 2026 Katherine Kalin Independent Director Other Acquisition +50,000 – 50,000
2 Dec 2025 Dragan Cicic Senior VP & Chief Development Officer Other Disposition -63,800 $1.50 98,954
2 Dec 2025 Angelos Stergiou Chief Executive Officer Other Disposition -187,066 $1.50 305,216
2 Dec 2025 John Burns Senior Vice President Other Disposition -58,592 $1.50 126,077
18 Nov 2025 Katherine Kalin Independent Director Open Market Acquisition +63,400 $1.59 91,900
11 Jun 2025 Robert Van Nostrand Independent Director Open Market Acquisition +10,000 $1.48 20,400
29 May 2025 Jane Wasman Independent Director Open Market Acquisition +20,000 $1.69 17,900
21 May 2025 Katherine Kalin Independent Director Open Market Acquisition +20,000 $1.80 28,500
9 Jan 2025 Robert Van Nostrand Independent Director Other Acquisition +12,500 – 12,500
9 Jan 2025 Robert Van Nostrand Independent Director Other Derivative Acquisition +18,500 $0.95 18,500
9 Jan 2025 John Varian Independent Chairman of Board Other Acquisition +12,500 – 12,500
9 Jan 2025 John Varian Independent Chairman of Board Other Derivative Acquisition +18,500 $0.95 18,500
9 Jan 2025 David Scheinberg Independent Director Other Acquisition +12,500 – 12,500

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 53,759,252 26.6% 12.0
30 Sep 2026 55,128,974 27.3% 9.5
15 Sep 2026 59,068,630 29.2% 8.6
31 Aug 2026 57,926,912 28.7% 6.9
14 Aug 2026 56,371,865 27.9% 10.4
31 Jul 2026 54,975,815 28.0% 7.9

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