Alarm.com Holdings, Inc. (ALRM) has 286 open-market insider trades by 29 insiders since 2015. Over the last six months insiders net sold $1.7M. The most active filer is Stephen Trundle, CEO.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Rick Kimball | 10% Owner | — | 1 | $528.5M | 2020-05-22 |
| Stephen Trundle | CEO | — | 51 | $111.4M | 2026-09-02 |
| Daniel Ramos | — | — | 45 | $39.6M | 2026-06-12 |
| Jean-Paul Martin | CTO | — | 23 | $24.1M | 2019-06-13 |
| Daniel Kerzner | — | — | 30 | $20.5M | 2026-05-26 |
| Capital Partners V. Offshore Lp Abs | 10% | — | 2 | $18.4M | 2015-07-08 |
| Ralph S. Terkowitz | Dir10% | — | 2 | $18.4M | 2015-07-08 |
| Jon Q. Reynolds Jr. | Dir10% Owner | — | 3 | $18.2M | 2018-09-05 |
| Jeffrey A. Bedell | — | — | 19 | $16.8M | 2025-12-16 |
| Technology Crossover Management VII, L.P. | 10% Owner | — | 2 | $16.0M | 2020-03-04 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Stephen Trundle | CEO | Sell | $2.9M | 2026-08-24 |
| Kevin Christopher Bradley | CFO | Sell | $297K | 2026-08-12 |
| Kevin Christopher Bradley | CFO | Sell | $35K | 2026-07-02 |
| Daniel Ramos | — | Sell | $463K | 2026-06-10 |
| Kevin Christopher Bradley | CFO | Sell | $102K | 2026-06-10 |
| Daniel Ramos | — | Sell | $111K | 2026-05-26 |
Companies that share insiders with ALRM, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Stephen Trundle | CEO | Sell | $266K | 2026-05-26 |
| Daniel Kerzner | — | Sell | $173K | 2026-05-26 |
| Stephen Trundle | CEO | Sell | $128K | 2026-05-18 |
| Daniel Ramos | — | Sell | $68K | 2026-05-18 |
| Daniel Kerzner | — | Sell | $83K | 2026-05-18 |
| Kevin Christopher Bradley | CFO | Sell | $69K | 2026-03-18 |
| Darius G. Nevin | Director | Sell | $1.7M | 2026-03-18 |
| Jeffrey A. Bedell | — | Sell | $2.4M | 2025-12-16 |
| Stephen C. Evans | Director | Sell | $121K | 2025-12-12 |