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阿拉姆安防 ALRM

美股市值排名 #2433软件-应用物联网智能家居
$65.03 −$2.00 (-2.98%)
休市 · Nov 6, 10:00 pm ET · 最新盘后价 $65.22 +0.29%
开盘$65.39
昨收$67.03
当日区间$64.30 – $66.99
成交量586.4K
市值$3.19B
市盈率(TTM)28.6
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100.2%-0.31 个百分点,较上季度
持仓机构数389+8 ,较上季度
内部人近期交易19次买入 / 31次卖出净卖出
空头持仓比例6.31% 占流通股回补天数 7.2 · 截至 15 Oct 2026
卖空成交量占比16.1%近5日成交量平均占比

卖空成交量占当日成交量比例

4%12%19%26%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:+$4.50M(15个净流入日,5个净流出日)。

按单量净流入,近20个交易日

+$2.2M超大单+$2.3M大单+$7.5M中单+$9.3M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46.3%的流通股。

最大股东

  • BlackRock19.34%
  • Vanguard Portfolio Management, LLC8.22%
  • Disciplined Growth Investors, Inc.7.30%
  • Burgundy Asset Management Ltd.6.38%
  • Vanguard Capital Management, LLC5.03%
  • State Street Global Advisors4.46%
  • Stephen Trundle3.65%
  • Geode Capital Management, LLC2.73%

按投资者类型

  • Mutual Fund84.02%
  • Hedge Fund6.35%
  • Public Company5.10%
  • Individual/Insider5.04%
  • Private Company2.06%
  • Government Pension Fund1.95%
  • Insurance Company0.37%
  • Sovereign Wealth Fund0.35%

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5.25%升至6.31%。

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 +92,007 0.3%
Burgundy Asset Management Ltd. Mutual Fund 2026/Q3 +726,861 6.4%
BlackRock Mutual Fund 2026/Q3 +355,310 19.3%
Disciplined Growth Investors, Inc. Mutual Fund 2026/Q3 +316,628 7.3%
American Century Investment Management Mutual Fund 2026/Q3 +286,963 1.2%
Arrowstreet Capital, Limited Partnership Mutual Fund 2026/Q3 +231,574 2.1%
J.P. Morgan Asset Management, Inc. Mutual Fund 2026/Q3 +228,659 0.5%
Public Sector Pension Investment Board Government Pension Fund 2026/Q3 +167,461 0.9%
Acadian Asset Management LLC Mutual Fund 2026/Q3 +157,667 1.1%
Evanson Financial, LLC Mutual Fund 2026/Q3 +153,432 0.3%
State Street Global Advisors Mutual Fund 2026/Q3 +151,985 4.5%
Dimensional Fund Advisors Mutual Fund 2026/Q3 +141,307 2.6%
JPMorgan Chase & Co. Public Company 2026/Q3 +109,381 0.3%
Bank of America Corporation Public Company 2026/Q3 +105,855 0.7%
Healthcare of Ontario Pension Plan Trust Fund Government Pension Fund 2026/Q3 +104,787 0.3%

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
1 Sep 2026 Stephen Trundle Chief Executive Officer Other Disposition -2,000 – 1,792,734
23 Aug 2026 Stephen Trundle Chief Executive Officer Derivative Exercise and Sale -50,000 $57.67 1,794,734
11 Aug 2026 Kevin Bradley Open Market Disposition -5,400 $55.07 22
1 Jul 2026 Kevin Bradley Open Market Disposition -724 $48.46 5,422
11 Jun 2026 Daniel Ramos Corporate Secretary, Chief Legal & Compliance Officer and SVP of Corporate Operations Open Market Disposition -10,000 $46.50 99
9 Jun 2026 Kevin Bradley Open Market Disposition -2,200 $46.15 3,746
3 Jun 2026 Timothy McAdam Independent Chairperson Other Acquisition +3,222 – 3,222
3 Jun 2026 Donald Clarke Independent Director Other Acquisition +3,222 – 3,222
3 Jun 2026 Darius Nevin Independent Director Other Acquisition +3,222 – 3,222
3 Jun 2026 Timothy Whall Independent Director Other Acquisition +3,222 – 3,222
3 Jun 2026 Simone Wu Independent Director Other Acquisition +3,222 – 3,222
3 Jun 2026 Stephen Evans Independent Director Other Acquisition +3,222 – 3,222
3 Jun 2026 Cecile Harper Independent Director Other Acquisition +3,222 – 3,222
25 May 2026 Stephen Trundle Chief Executive Officer Open Market Disposition -6,073 $43.78 1,794,734
25 May 2026 Jeffrey Bedell Senior Advisor to the Chief Executive Officer Intent to Sell (Form 144) -3,566 $43.78 –
25 May 2026 Daniel Kerzner President of Platforms Business Open Market Disposition -3,944 $43.78 11,141
25 May 2026 Daniel Ramos Corporate Secretary, Chief Legal & Compliance Officer and SVP of Corporate Operations Open Market Disposition -2,532 $43.78 10,099
17 May 2026 Stephen Trundle Chief Executive Officer Open Market Disposition -2,944 $43.56 1,785,807
17 May 2026 Jeffrey Bedell Senior Advisor to the Chief Executive Officer Intent to Sell (Form 144) -1,915 $43.51 –
17 May 2026 Daniel Kerzner President of Platforms Business Open Market Disposition -1,915 $43.56 4,585

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 3,096,633 6.3% 7.2
30 Sep 2026 3,047,905 6.2% 5.9
15 Sep 2026 2,955,286 6.0% 7.3
31 Aug 2026 2,793,058 5.7% 8.2
14 Aug 2026 2,727,976 5.6% 6.9
31 Jul 2026 2,597,657 5.3% 6.3

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