The Filing Desk

Alarm.Com vs SentinelOne

Alarm.Com ALRM · SentinelOne S · Application Software

Alarm.Com reported revenue of $1.0 billion in fiscal 2025, about the same as SentinelOne's $1.0 billion in fiscal 2026. Alarm.Com's revenue grew 7.6% in its latest year, and SentinelOne's grew 21.9%. Alarm.Com had an operating margin of 13.2%, against -32.1% at SentinelOne. Free cash flow was $137 million at Alarm.Com and $76 million at SentinelOne. Their fiscal years end in different months (December 31 and January 31), so the periods don't line up exactly.

Side by side

Alarm.ComSentinelOne
Latest fiscal yearFY2025, Dec 31, 2025FY2026, Jan 31, 2026
Revenue$1.0B$1.0B
Revenue growth7.6%21.9%
Revenue growth a year, last 5 years10.3%60.8%
Gross margin66.2%74.1%
Operating margin13.2%−32.1%
Net margin13.0%−45.0%
Free cash flow$137M$76M
Free cash flow margin13.6%7.6%
Return on capital15.1%−28.9%
Net debt to EBITDA0.2x—
Dividends and buybacks$42M$200M
Change in diluted share count1.6%4.9%
Last close$65.03$21.77
P/E at the last close28.6×—
Insider trades, last 12 monthsbought $1.3 million, sold $9.2 millionbought $595,600, sold $25.0 million
Piotroski F-score5 of 93 of 9
Amounts in each company's own currency, US$ unless marked (a foreign company may report in another), each company's latest fiscal year from its 10-K, or 20-F or 40-F for a foreign company. Growth rates compare with the year before; the five-year rate is the average a year. Free cash flow is cash from operations minus capital spending; return on capital is after-tax operating income over the money invested in the business; P/E is the last close over the latest earnings per share. Banks are measured differently (return on equity, efficiency ratio), so some rows apply to one company only.

Ten years

Revenue
US$ billions, fiscal years
Alarm.ComSentinelOne
Operating margin
Percent of revenue
Alarm.ComSentinelOne
Free cash flow
US$ billions. Cash from operations minus capital expenditure.
Alarm.ComSentinelOne

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Source: the companies' Form 10-K filings, from SEC EDGAR, and the last close. For information only, not investment advice: the figures describe results, not which company is the better investment. The Filing Desk is not affiliated with either company. Full figures on the Alarm.Com and SentinelOne pages.