Insiders · Profile

Trundle Stephen

Chief Executive Officer at Alarm.com. Filing since 29 Aug 2017. CIK 0001643898

Company
Date
Role
Action
Shares
Amount
Of holding
24 Aug 2026
Chief Executive Officer
Sold on a plan
50,000
$2.88M
13.3%
26 May 2026
Chief Executive Officer
Sold on a plan
6,073
$265.88K
1.8%
18 May 2026
Chief Executive Officer
Sold on a plan
2,944
$128.24K
0.9%
20 Nov 2025
Chief Executive Officer
Bought
10,000
$480.66K
0.8%
19 Nov 2025
Chief Executive Officer
Bought
12,469
$605.12K
1.0%
18 Nov 2025
Chief Executive Officer
Bought
3,531
$171.50K
0.3%
23 May 2025
Chief Executive Officer
Sold on a plan
3,644
$206.47K
1.3%
16 May 2025
Chief Executive Officer
Sold on a plan
3,626
$215.78K
1.4%
2 Apr 2025
Chief Executive Officer
Sold on a plan
1,553
$86.18K
0.6%
10 Dec 2024
Chief Executive Officer
Sold at will
47,500
$3.24M
15.8%
2 Apr 2024
Chief Executive Officer
Sold on a plan
3,217
$225.19K
1.4%
23 Feb 2024
Chief Executive Officer
Sold on a plan
50,000
$3.69M
3.7%
16 May 2023
Chief Executive Officer
Sold on a plan
4,694
$229.16K
2.1%
3 Apr 2023
Chief Executive Officer
Sold on a plan
4,787
$237.61K
2.1%
16 May 2022
President and CEO
Sold, plan not stated
2,392
$138.25K
1.0%
4 Apr 2022
President and CEO
Sold, plan not stated
5,305
$359.89K
2.5%
6 Dec 2021
President and CEO
Sold, plan not stated
25,000
$1.98M
10.6%
22 Nov 2021
President and CEO
Sold, plan not stated
13,275
$1.11M
0.8%
19 Nov 2021
President and CEO
Sold, plan not stated
2,909
$243.18K
0.2%
18 Nov 2021
President and CEO
Sold, plan not stated
3,410
$284.43K
0.2%
17 Nov 2021
President and CEO
Sold, plan not stated
7,881
$667.19K
0.5%
16 Nov 2021
President and CEO
Sold, plan not stated
22,425
$1.89M
1.4%
15 Nov 2021
President and CEO
Sold, plan not stated
10,477
$873.15K
4.1%
15 Nov 2021
President and CEO
Sold, plan not stated
100
$8.52K
0.0%
12 Nov 2021
President and CEO
Sold, plan not stated
14,653
$1.25M
5.4%
11 Nov 2021
President and CEO
Sold, plan not stated
7,222
$616.33K
2.6%
9 Nov 2021
President and CEO
Sold, plan not stated
1,000
$90.19K
0.4%
11 Oct 2021
President and CEO
Sold, plan not stated
25,000
$1.94M
8.6%
19 Aug 2021
President and CEO
Sold, plan not stated
25,000
$1.93M
8.6%
7 Jun 2021
President and CEO
Sold, plan not stated
11,575
$930.65K
4.3%
4 Jun 2021
President and CEO
Sold, plan not stated
8,425
$672.32K
3.0%
2 Jun 2021
President and CEO
Sold, plan not stated
6,655
$546.04K
0.4%
1 Jun 2021
President and CEO
Sold, plan not stated
21,063
$1.72M
1.3%
28 May 2021
President and CEO
Sold, plan not stated
12,561
$1.03M
0.7%
14 May 2021
President and CEO
Sold, plan not stated
14,087
$1.16M
0.8%
11 May 2021
President and CEO
Sold, plan not stated
15,251
$1.28M
0.9%
7 May 2021
President and CEO
Sold, plan not stated
30,383
$2.61M
1.7%
22 Apr 2021
President and CEO
Sold, plan not stated
20,000
$1.80M
7.7%
5 Apr 2021
President and CEO
Sold, plan not stated
7,125
$622.67K
2.9%
15 Jan 2021
President and CEO
Sold, plan not stated
15,000
$1.48M
5.5%
18 Nov 2020
President and CEO
Sold, plan not stated
23,361
$1.65M
1.3%
17 Nov 2020
President and CEO
Sold, plan not stated
29,139
$2.05M
1.6%
16 Nov 2020
President and CEO
Sold, plan not stated
14,221
$997.03K
0.8%
13 Nov 2020
President and CEO
Sold, plan not stated
34,585
$2.42M
1.9%
12 Nov 2020
President and CEO
Sold, plan not stated
4,724
$335.59K
0.3%
11 Nov 2020
President and CEO
Sold, plan not stated
49,122
$3.50M
2.6%
10 Nov 2020
President and CEO
Sold, plan not stated
4,848
$345.47K
0.3%
9 Nov 2020
President and CEO
Sold, plan not stated
15,000
$1.13M
5.5%
25 Aug 2020
President and CEO
Sold, plan not stated
15,000
$884.74K
5.5%
24 Aug 2020
President and CEO
Sold, plan not stated
10,000
$586.60K
3.7%
28 Jul 2020
President and CEO
Sold, plan not stated
98,237
$6.58M
4.9%
27 Jul 2020
President and CEO
Sold, plan not stated
101,763
$6.87M
4.8%
8 Apr 2020
President and CEO
Sold, plan not stated
35,000
$1.45M
12.0%
2 Apr 2020
President and CEO
Sold, plan not stated
4,752
$176.39K
1.7%
13 Jan 2020
President and CEO
Sold, plan not stated
20,000
$846.20K
7.5%
15 Nov 2019
President and CEO
Sold, plan not stated
5,000
$223.10K
2.0%
14 Nov 2019
President and CEO
Sold, plan not stated
10,000
$448.30K
3.9%
19 Aug 2019
President and CEO
Sold, plan not stated
20,000
$943.60K
8.2%
22 Apr 2019
President and CEO
Sold, plan not stated
20,000
$1.35M
8.2%
8 Apr 2019
President and CEO
Sold, plan not stated
15,000
$970.65K
6.3%
2 Apr 2019
President and CEO
Sold, plan not stated
2,271
$146.77K
1.0%
16 Jan 2019
President and CEO
Sold, plan not stated
1,200
$67.98K
0.6%
15 Jan 2019
President and CEO
Sold, plan not stated
10,000
$558.65K
4.8%
14 Jan 2019
President and CEO
Sold, plan not stated
18,800
$1.04M
8.6%
10 Dec 2018
President and CEO
Sold, plan not stated
10,000
$496.80K
7.7%
15 Nov 2018
President and CEO
Sold, plan not stated
15,000
$713.85K
6.7%
14 Nov 2018
President and CEO
Sold, plan not stated
15,000
$715.50K
0.7%
13 Nov 2018
President and CEO
Sold, plan not stated
15,000
$714.75K
0.7%
15 Aug 2018
President and CEO
Sold, plan not stated
15,000
$761.55K
6.7%
18 Jun 2018
President and CEO
Sold, plan not stated
7,193
$327.57K
3.7%
15 Jun 2018
President and CEO
Sold, plan not stated
15,000
$682.65K
7.3%
16 Mar 2018
President and CEO
Sold, plan not stated
20,000
$778.80K
10.8%
15 Mar 2018
President and CEO
Sold, plan not stated
5,000
$199.00K
3.0%
20 Nov 2017
President and CEO
Sold, plan not stated
12,332
$553.83K
6.7%
17 Nov 2017
President and CEO
Sold, plan not stated
7,668
$340.08K
4.0%
16 Nov 2017
President and CEO
Sold, plan not stated
30,000
$1.31M
13.5%
16 Nov 2017
President and CEO
Sold, plan not stated
10,000
$436.12K
7.1%
31 Aug 2017
President and CEO
Sold, plan not stated
10,850
$488.03K
4.5%
30 Aug 2017
President and CEO
Sold, plan not stated
29,100
$1.33M
10.7%
29 Aug 2017
President and CEO
Sold, plan not stated
38,592
$1.73M
12.4%
80 decisions on file.