Trundle Stephen
SEC insider (Form 3/4/5 filer). CIK 0001643898. Chief Executive Officer at Alarm.com Holdings, Inc. (ALRM). 17 reported Form 4/5 transactions since Sep 2024; latest on Sep 2, 2026. Located in TYSONS, VA.
Companies Trundle Stephen has filed insider reports for
- Alarm.com Holdings, Inc. (ALRM): Director, Officer, Chief Executive Officer
Trundle Stephen
CIK: 0001643898
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Alarm.com Holdings, Inc.
Discretionary Trading P&L
Holdings
Transaction History (17 total)
- Sep 2, 2026ALRM
Alarm.com Holdings, Inc.
GiftDirect2K shares- - Aug 24, 2026ALRM
Alarm.com Holdings, Inc.
ExerciseDirect50K shares at avg. $32.17$1.6M - Aug 24, 2026ALRM
Alarm.com Holdings, Inc.
SaleDirect50K shares at avg. $57.67$2.9M - May 26, 2026ALRM
Alarm.com Holdings, Inc.
SaleDirect6.1K shares at avg. $43.78$266K - May 18, 2026ALRM
Alarm.com Holdings, Inc.
SaleDirect2.9K shares at avg. $43.56$128K - Apr 8, 2026ALRM
Alarm.com Holdings, Inc.
AwardDirect65K shares- - Nov 20, 2025ALRM
Alarm.com Holdings, Inc.
PurchaseIndirect100 shares at avg. $48.66$5K - Nov 20, 2025ALRM
Alarm.com Holdings, Inc.
PurchaseIndirect9.9K shares at avg. $48.06$476K - Nov 19, 2025ALRM
Alarm.com Holdings, Inc.
PurchaseIndirect12.5K shares at avg. $48.53$605K - Nov 18, 2025ALRM
Alarm.com Holdings, Inc.
PurchaseIndirect3.5K shares at avg. $48.57$172K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 2, 2026 | ALRM Alarm.com Holdings, Inc. | Gift | 2,000 | - | $0 | Direct |
| Aug 24, 2026 | ALRM Alarm.com Holdings, Inc. | Exercise | 50,000 | $32.17 | $1,608,500 | Direct |
| Aug 24, 2026 | ALRM Alarm.com Holdings, Inc. | Sale | 50,000 | $57.67 | $2,883,500 | Direct |
| May 26, 2026 | ALRM Alarm.com Holdings, Inc. | Sale | 6,073 | $43.78 | $265,876 | Direct |
| May 18, 2026 | ALRM Alarm.com Holdings, Inc. | Sale | 2,944 | $43.56 | $128,241 | Direct |
| Apr 8, 2026 | ALRM Alarm.com Holdings, Inc. | Award | 65,000 | - | $0 | Direct |
| Nov 20, 2025 | ALRM Alarm.com Holdings, Inc. | Purchase | 100 | $48.66 | $4,866 | Indirect |
| Nov 20, 2025 | ALRM Alarm.com Holdings, Inc. | Purchase | 9,900 | $48.06 | $475,794 | Indirect |
| Nov 19, 2025 | ALRM Alarm.com Holdings, Inc. | Purchase | 12,469 | $48.53 | $605,121 | Indirect |
| Nov 18, 2025 | ALRM Alarm.com Holdings, Inc. | Purchase | 3,531 | $48.57 | $171,501 | Indirect |
1-10 of 17 transactions