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科学应用国际 SAIC

美股市值排名 #1891信息技术服务
$146.30 −$0.56 (-0.38%)
休市 · Nov 7, 9:10 am ET · 最新盘后价 $146.30 0.00%
开盘$143.46
昨收$146.86
当日区间$140.96 – $146.78
成交量499.3K
市值$6.13B
市盈率（TTM）17.1
股息率1.01%

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87.5%+1.03 个百分点，较上季度
持仓机构数520+14 ，较上季度
内部人近期交易30次买入 / 19次卖出净买入
空头持仓比例5.17% 占流通股回补天数 4.8 · 截至 15 Oct 2026
卖空成交量占比23.6%近5日成交量平均占比

卖空成交量占当日成交量比例

12%20%27%35%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：−$740.3K（11个净流入日，9个净流出日）。

按单量净流入，近20个交易日

−$3.5M超大单+$2.8M大单+$2.9M中单+$2.9M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32.7%的流通股。

最大股东

  • BlackRock10.56%
  • Fuller & Thaler Asset Management, Inc.7.06%
  • Vanguard Portfolio Management, LLC5.44%
  • Vanguard Capital Management, LLC5.30%
  • AQR Capital Management4.34%
  • Dimensional Fund Advisors4.06%
  • First Trust Advisors L.P.3.99%
  • LSV Asset Management3.77%

按投资者类型

  • Mutual Fund73.85%
  • Hedge Fund6.84%
  • Public Company3.02%
  • Government Pension Fund1.38%
  • Private Company1.05%
  • Individual/Insider0.96%
  • Sovereign Wealth Fund0.87%
  • Insurance Company0.21%

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5.61%降至5.17%。

近期机构持仓变动

股东类型期间持股变动新持股比例
BetaShares Capital Limited Mutual Fund 2026/Q3 +80,449 0.2%
Nuveen Asset Management LLC Insurance Company 2026/Q3 +53,529 0.1%
Fuller & Thaler Asset Management, Inc. Mutual Fund 2026/Q3 +255,882 7.1%
Geode Capital Management, LLC Mutual Fund 2026/Q3 +255,024 2.9%
Pacer Advisors, Inc. Mutual Fund 2026/Q3 +187,444 0.5%
D. E. Shaw & Co., L.P. Hedge Fund 2026/Q3 +180,332 0.5%
First Trust Advisors L.P. Mutual Fund 2026/Q3 +175,563 4.0%
Dimensional Fund Advisors Mutual Fund 2026/Q3 +165,769 4.1%
Invesco Ltd. Mutual Fund 2026/Q3 +138,840 3.0%
Quantinno Capital Management LP Mutual Fund 2026/Q3 +135,779 0.5%
The Goldman Sachs Group, Inc. Public Company 2026/Q3 +121,054 0.4%
Bridgewater Associates Hedge Fund 2026/Q3 +91,055 0.2%
Cambria Investment Management, L.P. Mutual Fund 2026/Q3 +87,504 0.2%
Gotham Asset Management, LLC Hedge Fund 2026/Q3 +74,302 0.4%
Boston Partners Global Investors, Inc. Mutual Fund 2026/Q3 +73,743 1.7%

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
21 Sep 2026 C. Cush Director Open Market Acquisition +1,000 $132.50 2,220
14 Sep 2026 Jeffrey Little Acting Executive Vice President of Army Navy Business Group Initial Statement of Beneficial +0 – 9,531
3 Sep 2026 David Benson Director Other Acquisition +1,220 – 1,220
3 Sep 2026 C. Cush Director Other Acquisition +1,220 – 1,220
3 Sep 2026 Vincent DiFronzo Executive Vice President of Air Force, Space and Intelligence Business Group Other Acquisition +4,210 – 16,333
1 Jul 2026 Vincent DiFronzo Executive Vice President of Air Force, Space and Intelligence Business Group Other Acquisition +2,682 – 12,123
1 Jul 2026 Vincent DiFronzo Executive Vice President of Air Force, Space and Intelligence Business Group Other Disposition -2,682 – 12,123
5 Jun 2026 Kathleen Mccarthy Sale to Issuer -1,233 $114.35 12,014
2 Jun 2026 Donna Morea Independent Chairperson Other Acquisition +1,886 – 1,886
2 Jun 2026 James Reagan Chief Executive Officer Sale to Issuer -742 $113.36 48,400
2 Jun 2026 Carolyn Handlon Independent Director Other Acquisition +1,886 – 7,562
2 Jun 2026 David Urban Independent Director Other Acquisition +1,886 – 3,139
2 Jun 2026 Steven Shane Independent Director Other Acquisition +1,886 – 41,305
2 Jun 2026 Michael Rogers Independent Director Other Acquisition +2,174 – 2,174
2 Jun 2026 Paul Eremenko Independent Director Other Acquisition +2,174 – 2,174
2 Jun 2026 Katharina McFarland Independent Director Other Acquisition +1,886 – 10,624
2 Jun 2026 Milford McGuirt Independent Director Other Acquisition +1,886 – 10,371
2 Jun 2026 John Tien Independent Director Other Acquisition +1,886 – 4,449
8 Apr 2026 Srinivas Attili Former Executive Vice President for Civilian Business Group Open Market Acquisition +100 $94.96 17,656
6 Apr 2026 Donna Morea Independent Chairperson Derivative Exercise and Sale -2,243 $99.57 33,510

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 2,166,372 5.2% 4.8
30 Sep 2026 2,425,508 5.8% 5.6
15 Sep 2026 2,270,625 5.4% 5.2
31 Aug 2026 2,409,141 5.7% 4.4
14 Aug 2026 2,713,137 6.4% 7.2
31 Jul 2026 2,370,419 5.6% 5.6

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