Stephen Trundle, Chief Executive Officer at Alarm.com Holdings, Inc. (ALRM), sold 2,944 shares at $43.56 ($128K) on 2026-05-18, disclosed to the SEC on 2026-05-20.
Seasonal sale ($128k) by Chief Executive Officer — this insider has traded ALRM in May in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| ALRM | BUY | 2025-11-20 | $2.0M | — | Filing → |
| ALRM | SELL | 2025-05-27 | $413K | — | Filing → |
| ALRM | SELL | 2025-05-16 | $432K | — | Filing → |