Trundle Stephen (CIK 0001643898)

Latest company ownership

Shares held
538,408
Last filed at
Nov 20, 2025
Confidence Score
79.3
2025Q4
Confidence Score History
2017Q2 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Nov 18, 2025 Nov 20, 2025 Alarm.com Holdings, Inc. CEO Buy 87.5 +26,000 1.42% $1.3M
May 22, 2025 May 27, 2025 Alarm.com Holdings, Inc. CEO Sell 82.5 +21,356 1.18% $206.5K
May 16, 2025 May 16, 2025 Alarm.com Holdings, Inc. CEO Sell 47.5 -3,626 -0.20% $215.8K
Apr 2, 2025 Apr 4, 2025 Alarm.com Holdings, Inc. CEO Sell 47.5 -1,553 -0.09% $86.2K
Dec 10, 2024 Dec 11, 2024 Alarm.com Holdings, Inc. CEO Sell 17.5 -47,500 -2.56% $3.2M
May 22, 2024 May 24, 2024 Alarm.com Holdings, Inc. CEO Sell 82.5 +22,745 1.27% $151.1K
May 15, 2024 May 17, 2024 Alarm.com Holdings, Inc. CEO Sell 45.0 -4,512 -0.25% $316.1K
Mar 1, 2024 Apr 3, 2024 Alarm.com Holdings, Inc. CEO Sell 47.5 -8,217 -0.46% $225.2K
Feb 23, 2024 Feb 27, 2024 Alarm.com Holdings, Inc. CEO Sell 36.3 -50,000 -2.70% $3.7M
May 16, 2023 May 18, 2023 Alarm.com Holdings, Inc. CEO Sell 47.5 -4,694 -0.26% $229.2K
Apr 3, 2023 Apr 5, 2023 Alarm.com Holdings, Inc. CEO Sell 47.5 -4,787 -0.26% $237.6K
May 15, 2022 May 17, 2022 Alarm.com Holdings, Inc. CEO Sell 82.5 +22,608 1.25% $138.3K
Apr 4, 2022 Apr 6, 2022 Alarm.com Holdings, Inc. CEO Sell 45.0 -5,305 -0.29% $359.9K
Dec 6, 2021 Dec 8, 2021 Alarm.com Holdings, Inc. CEO Sell 40.0 -25,000 -1.36% $2M
Nov 18, 2021 Nov 22, 2021 Alarm.com Holdings, Inc. CEO Sell 27.5 -19,594 -0.92% $1.6M
Nov 15, 2021 Nov 17, 2021 Alarm.com Holdings, Inc. CEO Sell 17.5 -40,883 -1.89% $3.4M
Nov 9, 2021 Nov 12, 2021 Alarm.com Holdings, Inc. CEO Sell 42.5 -22,875 -0.84% $2M
Oct 11, 2021 Oct 13, 2021 Alarm.com Holdings, Inc. CEO Sell 40.0 -25,000 -1.14% $1.9M
Aug 19, 2021 Aug 23, 2021 Alarm.com Holdings, Inc. CEO Sell 40.0 -25,000 -1.14% $1.9M
Jun 4, 2021 Jun 8, 2021 Alarm.com Holdings, Inc. CEO Sell 27.5 -20,000 -0.91% $1.6M
May 28, 2021 Jun 2, 2021 Alarm.com Holdings, Inc. CEO Sell 17.5 -40,279 -1.80% $3.3M
May 14, 2021 May 18, 2021 Alarm.com Holdings, Inc. CEO Sell 70.0 +10,913 0.49% $1.2M
May 7, 2021 May 11, 2021 Alarm.com Holdings, Inc. CEO Sell 17.5 -45,634 -2.01% $3.9M
Apr 22, 2021 Apr 26, 2021 Alarm.com Holdings, Inc. CEO Sell 42.5 -20,000 -0.87% $1.8M
Apr 5, 2021 Apr 7, 2021 Alarm.com Holdings, Inc. CEO Sell 45.0 -7,125 -0.31% $622.7K
Jan 15, 2021 Jan 20, 2021 Alarm.com Holdings, Inc. CEO Sell 42.5 -15,000 -0.65% $1.5M
Nov 18, 2020 Nov 20, 2020 Alarm.com Holdings, Inc. CEO Sell 17.5 -23,361 -1.01% $1.7M
Nov 13, 2020 Nov 17, 2020 Alarm.com Holdings, Inc. CEO Sell 16.3 -77,945 -3.26% $5.5M
Nov 9, 2020 Nov 12, 2020 Alarm.com Holdings, Inc. CEO Sell 35.0 -73,694 -2.99% $5.3M
Aug 24, 2020 Aug 26, 2020 Alarm.com Holdings, Inc. CEO Sell 42.5 -25,000 -0.84% $1.5M
Jul 27, 2020 Jul 29, 2020 Alarm.com Holdings, Inc. CEO Sell 30.0 -200,000 -4.38% $13.5M
Apr 8, 2020 Apr 10, 2020 Alarm.com Holdings, Inc. CEO Sell 40.0 -35,000 -1.30% $1.4M
Apr 1, 2020 Apr 3, 2020 Alarm.com Holdings, Inc. CEO Sell 65.0 +10,248 0.32% $176.4K
Jan 13, 2020 Jan 15, 2020 Alarm.com Holdings, Inc. CEO Sell 45.0 -20,000 -0.75% $846.2K
Nov 14, 2019 Nov 18, 2019 Alarm.com Holdings, Inc. CEO Sell 45.0 -15,000 -0.52% $671.4K
Aug 19, 2019 Aug 21, 2019 Alarm.com Holdings, Inc. CEO Sell 92.5 +164,619 6.65% $943.6K
Apr 22, 2019 Apr 24, 2019 Alarm.com Holdings, Inc. CEO Sell 42.5 -20,000 -0.75% $1.4M
Apr 8, 2019 Apr 10, 2019 Alarm.com Holdings, Inc. CEO Sell 45.0 -15,000 -0.57% $970.7K
Apr 1, 2019 Apr 3, 2019 Alarm.com Holdings, Inc. CEO Sell 72.5 +22,729 0.87% $146.8K
Jan 14, 2019 Jan 16, 2019 Alarm.com Holdings, Inc. CEO Sell 42.5 -30,000 -0.92% $1.7M
Dec 10, 2018 Dec 12, 2018 Alarm.com Holdings, Inc. CEO Sell 30.0 -20,000 -0.82% $496.8K
Nov 13, 2018 Nov 15, 2018 Alarm.com Holdings, Inc. CEO Sell 40.0 -45,000 -1.68% $2.1M
Aug 15, 2018 Aug 17, 2018 Alarm.com Holdings, Inc. CEO Sell 45.0 -15,000 -0.56% $761.6K
Jun 15, 2018 Jun 19, 2018 Alarm.com Holdings, Inc. CEO Sell 42.5 -22,193 -0.77% $1M
Mar 15, 2018 Mar 19, 2018 Alarm.com Holdings, Inc. CEO Sell 45.0 -25,000 -0.88% $977.8K
Jun 2, 2017 Nov 20, 2017 Alarm.com Holdings, Inc. CEO Sell 17.5 -70,000 -2.78% $2.6M
Aug 29, 2017 Aug 31, 2017 Alarm.com Holdings, Inc. CEO Sell 17.5 -218,660 -8.44% $3.6M