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Stephen Trundle, insider at Alarm.com
Stephen Trundle Insider Alerts

Get notified the next time Stephen Trundle buys or sells Alarm.com stock. Enter your email address below to get our daily insider buying and selling report.

Stephen Trundle Insider Information

CEO of Alarm.com
Stephen S. Trundle serves as President, Chief Executive Officer, Director of the Company. He has served as our President and Chief Executive Officer since May 2003 and as a member of our Board since October 2003. Previously, Mr. Trundle served in various positions with MicroStrategy Incorporated, including as Vice President of Technology and Chief Technology Officer. Mr. Trundle holds an A.B. in Engineering and an A.B. in Government from Dartmouth College. Our Board believes that Mr. Trundle’s extensive knowledge of our business and prior industry experience with technology companies qualifies him to serve on the Board.

What is Stephen Trundle's net worth?

The estimated net worth of Stephen Trundle is at least $23.56 million as of August 19th, 2021. Mr. Trundle owns 290,616 shares of Alarm.com stock worth more than $23,560,239 as of October 24th. This net worth estimate does not reflect any other assets that Mr. Trundle may own. Learn More.

How do I contact Stephen Trundle?

The corporate mailing address for Mr. Trundle and other Alarm.com executives is 8281 GREENSBORO DRIVE SUITE 100, TYSONS VA, 22102. Alarm.com can also be reached via phone at (877) 389-4033 and via email at [email protected]

Has Stephen Trundle been buying or selling shares of Alarm.com?

During the last ninety days, Stephen Trundle has sold $1,941,500.00 of Alarm.com stock. Most recently, Stephen Trundle sold 25,000 shares of the business's stock in a transaction on Monday, October 11th. The shares were sold at an average price of $77.66, for a transaction totalling $1,941,500.00.

Who are Alarm.com's active insiders?

Alarm.com's insider roster includes Jeffrey Bedell (Insider), Daniel Kerzner (Insider), Daniel Ramos (VP), Stephen Trundle (CEO), Steve Valenzuela (CFO), and Simone Wu (Director).

Are insiders buying or selling shares of Alarm.com?

During the last year, insiders at the software maker sold shares 39 times. They sold a total of 437,387 shares worth mmore than $34,236,049.60. The most recent insider tranaction occured on October, 11th when Stephen Trundle CEO bought 25,000 shares worth more than $1,941,500.00. Insiders at Alarm.com own 6.7 % of the company.

Information on this page was last updated on 10/11/2021.

Stephen Trundle Insider Trading History at Alarm.com

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
10/11/2021Sell25,000$77.66$1,941,500.00View SEC Filing Icon  
8/19/2021Sell25,000$77.24$1,931,000.00290,616View SEC Filing Icon  
6/7/2021Sell11,575$80.40$930,630.00265,616View SEC Filing Icon  
6/4/2021Sell8,425$79.80$672,315.00265,616View SEC Filing Icon  
6/1/2021Sell21,063$81.79$1,722,742.77265,616View SEC Filing Icon  
5/28/2021Sell12,561$81.97$1,029,625.17265,616View SEC Filing Icon  
5/14/2021Sell14,087$82.29$1,159,219.23265,616View SEC Filing Icon  
5/11/2021Sell15,251$84.18$1,283,829.18240,616View SEC Filing Icon  
5/7/2021Sell30,383$85.75$2,605,342.25240,616View SEC Filing Icon  
4/22/2021Sell20,000$90.23$1,804,600.00260,616View SEC Filing Icon  
4/5/2021Sell7,125$87.39$622,653.75241,024View SEC Filing Icon  
1/15/2021Sell15,000$98.79$1,481,850.00272,741View SEC Filing Icon  
11/18/2020Sell23,361$70.81$1,654,192.41257,741View SEC Filing Icon  
11/16/2020Sell14,221$70.11$997,034.31257,741View SEC Filing Icon  
11/13/2020Sell34,585$70.11$2,424,754.35257,741View SEC Filing Icon  
11/11/2020Sell49,122$71.25$3,499,942.50272,741View SEC Filing Icon  
11/9/2020Sell15,000$75.08$1,126,200.00272,741View SEC Filing Icon  
8/24/2020Sell10,000$58.66$586,600.00267,741View SEC Filing Icon  
7/27/2020Sell101,763$67.52$6,871,037.76257,741View SEC Filing Icon  
4/8/2020Sell35,000$41.33$1,446,550.00292,741View SEC Filing Icon  
4/2/2020Sell4,752$37.12$176,394.24272,493View SEC Filing Icon  
1/13/2020Sell20,000$42.31$846,200.00267,493View SEC Filing Icon  
11/14/2019Sell10,000$44.83$448,300.00257,493View SEC Filing Icon  
8/19/2019Sell20,000$47.18$943,600.00242,443View SEC Filing Icon  
4/22/2019Sell20,000$67.63$1,352,600.00242,443View SEC Filing Icon  
4/8/2019Sell15,000$64.71$970,650.00237,443View SEC Filing Icon  
4/2/2019Sell2,271$64.63$146,774.73224,714View SEC Filing Icon  
1/16/2019Sell30,000$55.42$1,662,600.00218,514View SEC Filing Icon  
1/14/2019Sell18,800$55.11$1,036,068.00218,514View SEC Filing Icon  
12/10/2018Sell10,000$49.68$496,800.00199,714View SEC Filing Icon  
11/15/2018Sell45,000$47.65$2,144,250.00224,714View SEC Filing Icon  
11/13/2018Sell15,000$47.65$714,750.00224,714View SEC Filing Icon  
6/18/2018Sell22,193$45.52$1,010,225.36204,691View SEC Filing Icon  
6/15/2018Sell15,000$45.51$682,650.00204,691View SEC Filing Icon  
3/16/2018Sell25,000$39.11$977,750.00View SEC Filing Icon  
11/20/2017Sell60,000$44.05$2,643,000.00222,191View SEC Filing Icon  
11/16/2017Sell30,000$43.77$1,313,100.00222,191View SEC Filing Icon  
8/31/2017Sell78,542$45.25$3,554,025.50View SEC Filing Icon  
See Full Table

Stephen Trundle Buying and Selling Activity at Alarm.com

This chart shows Stephen Trundle's buying and selling at Alarm.com by year and by quarter.

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Alarm.com Company Overview

Alarm.com logo
Alarm.com Holdings, Inc. engages in the provision of wireless and web-enabled security system technology. The firm offers security, video monitoring, and energy management solutions. It operates through the Alarm.com and Other segments. The Alarm.com segment represents cloud-based platform for the connected home and related connected home solutions. The Other segment focuses on the research and development of home and commercial automation, as well as energy management products and services. The company was founded by Jean-Paul Martin and Alison J. Slavin in 2000 and is headquartered in Tysons, VA.
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Today's Range

Now: $81.07
Low: $80.41
High: $81.89

50 Day Range

MA: $81.18
Low: $76.73
High: $86.99

2 Week Range

Now: $81.07
Low: $57.31
High: $108.67


115,111 shs

Average Volume

281,153 shs

Market Capitalization

$4.05 billion

P/E Ratio


Dividend Yield



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