ALRM insider trading — Alarm.com Holdings, Inc.
Over the last 90 days, insiders at Alarm.com Holdings, Inc. (ALRM) made 0 open-market purchases worth $0 and 1 open-market sale worth $297K, making them net sellers by $297K. The largest sale was by Bradley Kevin Christopher (Chief Financial Officer), who sold 5,400 shares for $297K on Aug 12, 2026.
Updated Oct 16, 2026.
Recent ALRM insider transactions
Every Form 4 filed by Alarm.com Holdings, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 | Trundle Stephen | Chief Executive Officer | G · Gift | Direct | 2,000 | — | — | Form 4 |
| Aug 24, 2026 | Trundle Stephen | Chief Executive Officer | M · Option exercise · 10b5-1 | Direct | 50,000 | $32.17 | $1.61M | Form 4 |
| Aug 24, 2026 | Trundle Stephen | Chief Executive Officer | S · Sale · 10b5-1 | Direct | 50,000 | $57.67 | $2.88M | Form 4 |
| Aug 12, 2026 | Bradley Kevin Christopher | Chief Financial Officer | S · Sale | Direct | 5,400 | $55.07 | $297K | Form 4 |
ALRM insider trading FAQ
Are insiders buying ALRM stock?
Not on the open market. In the last 90 days, Alarm.com Holdings, Inc. insiders made no open-market purchases, and 1 open-market sale totaling $297K. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading ALRM?
Recent sellers: Bradley Kevin Christopher.
Where does ALRM insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.