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Alarm.com Holdings ALRM · USD

Information Technology · US listing · 🇺🇸 United States

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65.39

+0.55%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
BLACKROCK, INC.9.1m18.32%−114.5k31 Mar 2026
VANGUARD PORTFOLIO MANAGEMENT LLC4m7.93%+4m31 Mar 2026
DISCIPLINED GROWTH INVESTORS INC /MN3.3m6.55%−148.5k31 Mar 2026
BANK OF MONTREAL /CAN/2.7m5.33%+426.4k31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC2.2m4.32%+2.2m31 Mar 2026
STATE STREET CORP2m4.08%+13.9k31 Mar 2026
MORGAN STANLEY1.3m2.53%−75.3k31 Mar 2026
GEODE CAPITAL MANAGEMENT, LLC1.3m2.52%+36k31 Mar 2026
DIMENSIONAL FUND ADVISORS LP1.1m2.24%+11.6k31 Mar 2026
GENEVA CAPITAL MANAGEMENT LLC1.1m2.15%−84.3k31 Mar 2026
FMR LLC969.1k1.94%+165.3k31 Mar 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP779.2k1.56%+237.6k31 Mar 2026
TWO SIGMA INVESTMENTS, LP681.3k1.37%+371.6k31 Mar 2026
NORTHERN TRUST CORP642.2k1.29%−1.7k31 Mar 2026
PRICE T ROWE ASSOCIATES INC /MD/629.5k1.26%−266.1k31 Mar 2026

Insider trades

Purchases and sales by directors and officers, as filed with the regulator

DateWhoTypeSharesPriceValue
18 Mar 2026 ↗Bradley Kevin ChristopherChief Financial OfficerSale1.5k45.97$69,415
18 Mar 2026 ↗NEVIN DARIUS GDirectorSale36k46.17$1.7m

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

3.1m

+1.6% on the period before. 7.2 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

81.8%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 10 Sept 20265,508 shares
  • 8 Sept 202693 shares
  • 4 Sept 202624 shares
  • 18 Aug 202683 shares
  • 17 Aug 20268 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.