SEC Form 4 · Updated Daily
ALRM
— ALARM.COM HOLDINGS, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| BEDELL JEFFREY A | Officer | 505,805 | 2025-12-16 | S |
| Trundle Stephen | Director · Officer | 322,842 | 2026-09-02 | G |
| McAdam Timothy P | Director | 103,838 | 2026-06-04 | A |
| Kerzner Daniel | Officer | 101,141 | 2026-05-26 | S |
| Bradley Kevin Christopher | Officer | 78,222 | 2026-08-12 | S |
| Ramos Daniel | Officer | 53,099 | 2026-06-12 | S |
| NEVIN DARIUS G | Director · Officer | 27,597 | 2026-06-04 | A |
| Clarke Donald E | Director | 18,175 | 2026-06-04 | A |
| WU Simone | Director | 15,855 | 2026-06-04 | A |
| Whall Timothy J. | Director | 14,404 | 2026-06-04 | A |
| Evans Stephen C. | Director | 9,345 | 2026-06-04 | A |
| Harper Cecile Burleigh | Director | 8,036 | 2026-06-04 | A |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-02 | Trundle Stephen | Gift | 2,000 | $0.00 | 322,842 |
| 2026-08-24 | Trundle Stephen | Option exercise (derivative) | 50,000 | $0.00 | 0 |
| 2026-08-24 | Trundle Stephen | Open-market sale | 50,000 | $57.67 | 324,842 |
| 2026-08-24 | Trundle Stephen | Option exercise | 50,000 | $32.17 | 374,842 |
| 2026-08-12 | Bradley Kevin Christopher | Open-market sale | 5,400 | $55.07 | 78,222 |
| 2026-07-02 | Bradley Kevin Christopher | Open-market sale | 724 | $48.46 | 83,622 |
| 2026-06-12 | Ramos Daniel | Open-market sale | 2,000 | $46.50 | 53,099 |
| 2026-06-10 | Bradley Kevin Christopher | Open-market sale | 2,200 | $46.15 | 84,346 |
| 2026-06-10 | Ramos Daniel | Open-market sale | 8,000 | $46.23 | 55,099 |
| 2026-06-04 | Evans Stephen C. | Grant / award | 3,222 | $0.00 | 9,345 |
| 2026-06-04 | Harper Cecile Burleigh | Grant / award | 3,222 | $0.00 | 8,036 |
| 2026-06-04 | WU Simone | Grant / award | 3,222 | $0.00 | 15,855 |
| 2026-06-04 | McAdam Timothy P | Grant / award | 3,222 | $0.00 | 103,838 |
| 2026-06-04 | Clarke Donald E | Grant / award | 3,222 | $0.00 | 18,175 |
| 2026-06-04 | NEVIN DARIUS G | Grant / award | 3,222 | $0.00 | 27,597 |
| 2026-06-04 | Whall Timothy J. | Grant / award | 3,222 | $0.00 | 14,404 |
| 2026-05-26 | Kerzner Daniel | Open-market sale | 3,944 | $43.78 | 101,141 |
| 2026-05-26 | Ramos Daniel | Open-market sale | 2,532 | $43.78 | 63,099 |
| 2026-05-26 | Trundle Stephen | Open-market sale | 6,073 | $43.78 | 324,842 |
| 2026-05-18 | Trundle Stephen | Open-market sale | 2,944 | $43.56 | 330,915 |
| 2026-05-18 | Ramos Daniel | Open-market sale | 1,561 | $43.56 | 65,631 |
| 2026-05-18 | Kerzner Daniel | Open-market sale | 1,915 | $43.56 | 105,085 |
| 2026-04-08 | Kerzner Daniel | Grant / award | 55,000 | $0.00 | 107,000 |
| 2026-04-08 | Ramos Daniel | Grant / award | 25,000 | $0.00 | 67,192 |
| 2026-04-08 | Bradley Kevin Christopher | Grant / award | 35,000 | $0.00 | 86,546 |
| 2026-04-08 | Trundle Stephen | Grant / award | 65,000 | $0.00 | 333,859 |
| 2026-03-18 | NEVIN DARIUS G | Option exercise (derivative) | 36,000 | $0.00 | 0 |
| 2026-03-18 | NEVIN DARIUS G | Open-market sale | 36,000 | $46.17 | 24,375 |
| 2026-03-18 | NEVIN DARIUS G | Option exercise | 36,000 | $21.70 | 60,375 |
| 2026-03-18 | Bradley Kevin Christopher | Open-market sale | 1,510 | $45.97 | 51,546 |
| 2025-12-16 | BEDELL JEFFREY A | Option exercise (derivative) | 22,727 | $0.00 | 0 |
| 2025-12-16 | BEDELL JEFFREY A | Open-market sale | 22,727 | $51.82 | 505,805 |
| 2025-12-16 | BEDELL JEFFREY A | Option exercise | 22,727 | $15.02 | 528,532 |
| 2025-12-12 | Evans Stephen C. | Open-market sale | 1,154 | $52.27 | 6,123 |
| 2025-12-12 | BEDELL JEFFREY A | Option exercise (derivative) | 2,273 | $0.00 | 22,727 |
| 2025-12-12 | BEDELL JEFFREY A | Open-market sale | 2,273 | $52.51 | 505,805 |
| 2025-12-12 | BEDELL JEFFREY A | Option exercise | 2,273 | $15.02 | 508,078 |
| 2025-11-25 | McAdam Timothy P | Gift | 7,000 | $0.00 | 100,616 |
| 2025-11-20 | Trundle Stephen | Open-market buy | 100 | $48.66 | 1,315,343 |
| 2025-11-20 | Trundle Stephen | Open-market buy | 9,900 | $48.06 | 1,315,243 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.