🕵️ ALARM.COM Holdings, Inc. ($ALRM)
SEC insider & ownership activity, last 12 months · CIK 1459200 · every row links its SEC filing
Over the last 12 months insiders sold $6.0M against $1.3M of open-market buying. Daniel Kerzner sold $1.8M (Nov–May). 3 planned sales are pending, the largest $370K (Daniel J. Ramos). No red-flag 8-Ks in the window.
🚨 1 signal active —
planned-vs-executed verdicts, pre-event flags, and cluster context live in the
API and the
alerts bot.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $1.3M (4 lots) · 7 sellers, $6.0M (17 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Daniel Kerzner | 0 | – | 4 | $1.8M | May 26, 2026 |
| Darius G. Nevin | 0 | – | 1 | $1.7M | Mar 18, 2026 |
| Stephen Trundle | 4 | $1.3M | 2 | $394K | May 26, 2026 |
| Jeffrey Bedell | 0 | – | 2 | $1.3M | Dec 16, 2025 |
| Daniel J. Ramos | 0 | – | 4 | $642K | Jun 12, 2026 |
| Bradley Kevin Christopher | 0 | – | 3 | $206K | Jul 2, 2026 |
| Stephen C. Evans | 0 | – | 1 | $60K | Dec 12, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 16.8% | 13G | Apr 29, 2025 | filing ↗ | |
| Vanguard Portfolio Management | 8.0% | 13G | Apr 28, 2026 | filing ↗ | |
| Disciplined Growth Investors Inc /MN | 6.6% | 13G | May 15, 2026 | filing ↗ | |
| Bank of Montreal | 5.4% | 13G | May 13, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.1% | 13G | Apr 29, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Kevin Bradley | $35K | Jul 2, 2026 | filing ↗ |
| Daniel J. Ramos | $93K | Jun 12, 2026 | filing ↗ |
| Daniel J. Ramos | $370K | Jun 10, 2026 | filing ↗ |
| Kevin Bradley | $102K | Jun 10, 2026 | filing ↗ |
| Stephen Trundle | $266K | May 26, 2026 | filing ↗ |
| Daniel Ramos | $111K | May 26, 2026 | filing ↗ |
| Jeffrey Bedell | $156K | May 26, 2026 | filing ↗ |
| Daniel Kerzner | $173K | May 26, 2026 | filing ↗ |
| Stephen Trundle | $128K | May 18, 2026 | filing ↗ |
| Jeffrey Bedell | $83K | May 18, 2026 | filing ↗ |
| Daniel Kerzner | $83K | May 18, 2026 | filing ↗ |
| Daniel Ramos | $68K | May 18, 2026 | filing ↗ |
| Darius Nevin | $1.7M | Mar 18, 2026 | filing ↗ |
| Kevin Bradley | $69K | Mar 18, 2026 | filing ↗ |
| Jeffrey Bedell | $1.2M | Dec 16, 2025 | filing ↗ |
| Jeffrey Bedell | $119K | Dec 12, 2025 | filing ↗ |
| Stephen Carl Evans | $60K | Dec 12, 2025 | filing ↗ |
| Daniel Kerzner | $503K | Nov 13, 2025 | filing ↗ |
| Daniel Kerzner | $1.0M | Nov 12, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | Jun 3, 2026 | filing ↗ |
| Earnings (2.02) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 12, 2026 | filing ↗ |
| Earnings (2.02) | Feb 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 19, 2026 | filing ↗ |
| Earnings (2.02) | Nov 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 6, 2025 | filing ↗ |
| Earnings (2.02) | Aug 7, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 7, 2025 | filing ↗ |