Alarm.com (ALRM) Stock Chart & Stock Price History $52.20 -0.07 (-0.13%) Closing price 10/3/2025 04:00 PM EasternExtended Trading$52.26 +0.06 (+0.11%) As of 04:19 AM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Alarm.com Stock Price Performance The Alarm.com (ALRM) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 1.27%, with a year-to-date return of -14.14%. In the past month, the stock has decreased 8.34%, reflecting recent market activity. As of the latest close, Alarm.com traded at $52.20 with a market cap of $2.60 billion and volume of 418,844 shares. Five years ago, the stock traded at $58.97, representing a 11.48% decrease over that period. At the time, it had a market cap of $2.89 billion and a volume of 264,154 shares. Receive ALRM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Alarm.com and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance+0.50%1 Month Performance-8.34%3 Month Performance-9.52%Year-To-Date Performance-14.14%1 Year Performance-1.27%5 Year Performance-11.48% ALRM Stock Chart for Monday, October, 6, 2025 ALRM Chart by TradingView Alarm.com Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization10/03/2025$52.27$52.20-0.13%$53.14$52.14418,844 shs$2.60 billion10/02/2025$51.94$52.27+0.64%$52.35$51.57308,667 shs$2.61 billion10/01/2025$53.08$51.94-2.15%$53.15$51.51360,662 shs$2.59 billion09/30/2025$52.51$53.08+1.09%$53.12$52.12497,643 shs$2.65 billion09/29/2025$52.72$52.51-0.40%$52.96$51.701.11 million shs$2.62 billion09/26/2025$51.29$52.72+2.79%$52.96$51.29701,974 shs$2.63 billion09/25/2025$51.96$51.29-1.29%$51.75$50.97513,314 shs$2.56 billion09/24/2025$54.13$51.96-4.01%$54.67$51.81676,858 shs$2.70 billion09/23/2025$55.85$54.13-3.08%$56.11$54.01947,413 shs$2.70 billion09/22/2025$55.33$55.85+0.94%$56.04$54.99470,528 shs$2.79 billion Get the Latest News and Ratings for ALRM and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Alarm.com and its competitors with MarketBeat's FREE daily newsletter. 09/19/2025$55.62$55.33-0.52%$55.83$55.00799,031 shs$2.76 billion09/18/2025$55.22$55.62+0.72%$55.80$54.77366,224 shs$2.78 billion09/17/2025$55.45$55.22-0.41%$56.61$55.10358,063 shs$2.76 billion09/16/2025$55.60$55.45-0.27%$55.86$55.15320,172 shs$2.77 billion09/15/2025$55.68$55.60-0.14%$56.25$55.56334,757 shs$2.77 billion09/12/2025$56.56$55.68-1.56%$56.71$55.56337,100 shs$2.78 billion09/11/2025$55.22$56.56+2.43%$56.85$55.23398,301 shs$2.82 billion09/10/2025$56.26$55.22-1.85%$56.53$55.00322,579 shs$2.76 billion09/09/2025$56.98$56.26-1.26%$56.94$56.04298,761 shs$2.81 billion09/08/2025$56.95$56.98+0.05%$57.19$56.11270,094 shs$2.84 billion09/05/2025$57.09$56.95-0.25%$58.12$56.70244,836 shs$2.84 billion Related Companies monday.com Stock Price Chart Aurora Innovation Stock Price Chart AppFolio Stock Price Chart Wix.com Stock Price Chart ServiceTitan Stock Price Chart Klaviyo Stock Price Chart KANZHUN Stock Price Chart Open Text Stock Price Chart Netskope Stock Price Chart Nice Stock Price Chart Receive ALRM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Alarm.com and its competitors with MarketBeat's FREE daily newsletter. 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