Alarm.com Holdings, Inc. (ALRM) Stock
1 member of Congress disclosed 1 trade in ALRM since 2019: 1 purchase and 0 sales, most recently Greg Gianforte (purchase, Jul 22, 2019). 6 of the hedge funds AlphaScala tracks reported ALRM in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is D.E. Shaw's at $10.44M. Company insiders reported 0 open-market buys and 2 sales on SEC Form 4 in the 90 days to Oct 21, 2026.
Which members of Congress traded Alarm.com Holdings, Inc. (ALRM)?
Most recent: Greg Gianforte (purchase, Jul 22, 2019); records start Jul 22, 2019.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Greg Gianforte R-MT · House | 2019-07-22 | purchase | $100k |
From STOCK Act periodic transaction reports. House filings as of Oct 20, 2026.
See all ALRM political trades →Which hedge funds own ALRM?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| D.E. Shaw David Shaw | 223K | $10.44M | -6% |
| Millennium Management Israel Englander | 192K | $8.96M | +94% |
| Marshall Wace | 167K | $7.78M | +34% |
| Point72 Steve Cohen | 74K | $3.44M | -21% |
| Citadel Ken Griffin | 57K | $2.66M | -4% |
| Blackstone | 9K | $411.4K | NEW |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are Alarm.com Holdings, Inc. insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Aug 24, 26 | Trundle Stephen | Chief Executive Officer | SELL | 50.0K | $2.9M |
| Aug 12, 26 | Bradley Kevin Christopher | Chief Financial Officer | SELL | 5.4K | $297K |
SEC Form 4 filings as of Oct 21, 2026
See cluster-buy signals across all tickers →ALRM price chart
Powered by TradingViewWhat does Alarm.com Holdings, Inc. do?
Alarm.com Holdings Inc. is a technology company providing cloud-based platforms for intelligently connected properties. It delivers Internet of Things (IoT) solutions that enable users to secure, monitor, and automate residential properties, multi-family buildings, small businesses, and enterprise commercial locations across North America and internationally. Key offerings include control and monitoring of security systems, video analytics, AI deterrence, door locks, garage doors, thermostats, video cameras, video doorbells, live streaming, and secure cloud storage. The company operates primarily through its Alarm.com segment, focusing on software platforms for connected properties, alongside an Other segment dedicated to residential and commercial automation, energy management products, and services. Alarm.com Holdings Inc. employs a software-as-a-service (SaaS) model with recurring fees, complemented by hardware, and partners with a nationwide network of authorized service providers for sales, installation, and support. Founded in 2000 and headquartered in Tysons, Virginia, it serves millions of homeowners and businesses seeking remote management via web and mobile apps integrated with devices like smart speakers.