Stephen Trundle, Chief Executive Officer at Alarm.com, sold ALRM on Aug 24, 2026
Data as of Oct 16
▼ SELL$2.9M50,000 shares at $57.67Stephen Trundle Chief Executive OfficerALRM Alarm.com Holdings, Inc.
- Traded
- Aug 24, 2026
- Disclosed
- Aug 25, 2026
- Filed
- 1 day after the trade
Form 4s are due within two business days.
Official filing (SEC Form 4) ↗
The price around the disclosure
ALRM since disclosure
+1.1%
after the sale
Similar stocks (SPY) since disclosure
−0.3%
S&P 500 (SPY)
Change in closing price from Aug 25, 2026 (the first trading day on or after disclosure) to Oct 16, 2026. Dividends excluded. Not a return anyone earned.
Our take
None of our tested rules fired on this trade.