Alarm.com Holdings, Inc. (ALRM) has 3 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 1 sales totalling $297K. Most recent filing: Sept. 4, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Sept. 4, 2026 filed Sept. 2, 2026 | Trundle Stephen Chief Executive Officer | $0 | 2,000 | −1% | No | |
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| Aug. 25, 2026 filed Aug. 24, 2026 | Trundle Stephen Chief Executive Officer | $1,275,000 | 150,000 | — | Yes | |
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| Aug. 14, 2026 filed Aug. 12, 2026 | Bradley Kevin Christopher Chief Financial Officer | −$297,378 | 5,400 | −6% | No | |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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