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Alarm.com Holdings, Inc.

ALRM Net selling
CIK 0001459200 #1799 in the set updated 17 Sep 2026
Bought (120 mo)
$1.63M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$487.95M
$8.57M on a plan · $98.14M straight out of an exercise
Sold at will
$381.24M
257 of 470 sales
Net
−$486.32M
−$379.61M against sales at will

By person

26 insiders · 475 transactions
684×

Stephen Trundle holds 684 times base salary in stock. $202.00M of shares against $295.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Stephen Trundle last reported holding, valued at $57.67, the price Common Stock was last bought or sold at on the open market here, on 24 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Technology Crossover Management VII, L.P. entity
10% owner
—
$273.76M (19)
−$273.76M
1,110,443
2.26%
$64.04M
−83.9%
Trundle Stephen
Chief Executive Officer
$1.26M (4)
$85.81M (113)
−$84.56M
3,502,764
7.14%
$202.00M
−18.3%
Ramos Daniel
See Remarks
—
$24.01M (65) scheduled
−$24.01M
53,099
0.1082%
$3.06M
−77.3%
Martin Jean-Paul
Chief Technology Officer
—
$19.27M (22) scheduled
−$19.27M
86,197
0.1756%
$4.97M
−28.5%
Kerzner Daniel
See Remarks
—
$18.68M (48) scheduled
−$18.68M
101,141
0.2060%
$5.83M
+20.2%
TCV VII LP entity
10% owner
—
$16.32M (25)
−$16.32M
6,879,586
14.01%
$396.75M
−59.0%
Valenzuela Steve
Chief Financial Officer
—
$11.24M (74) scheduled
−$11.24M
37,500
0.0764%
$2.16M
+9,565%
BEDELL JEFFREY A
See Remarks
—
$9.01M (29) scheduled
−$9.01M
505,805
1.03%
$29.17M
+20.9%
McAdam Timothy P
Director
—
$5.71M (13)
−$5.71M
9,234,526
18.81%
$532.56M
−0.2%
Hutz David
Chief Systems Architect
—
$5.49M (25)
−$5.49M
107,522
0.2190%
$6.20M
−40.4%
REYNOLDS JON Q JR
10% owner
—
$5.06M (3)
−$5.06M
5,781,817
11.78%
$333.44M
−2.6%
PANERO HUGH
Director
—
$4.76M (10)
−$4.76M
2,593
0.0053%
$149.54K
−96.5%
Clarke Donald E
Director
—
$2.26M (3) scheduled
−$2.26M
20,074
0.0409%
$1.16M
+957.1%
DREW JOHN
10% owner
—
$1.66M (2)
−$1.66M
15,150,511
30.86%
$873.73M
−0.2%
NEVIN DARIUS G
Director
$372.10K (1)
$1.85M (2) scheduled
−$1.48M
30,097
0.0613%
$1.74M
+1,104%
SHATTUCK MAYO A III
Director
—
$945.94K (2)
−$945.94K
56,200
0.1145%
$3.24M
+971.5%
Marshall Christopher P
10% owner
—
$857.25K (1)
−$857.25K
5,662,810
11.54%
$326.57M
−0.4%
Bradley Kevin Christopher
Chief Financial Officer
—
$569.41K (6)
−$569.41K
78,222
0.1593%
$4.51M
+167.9%
Evans Stephen C.
Director
—
$350.71K (4)
−$350.71K
9,345
0.0190%
$538.93K
—
WU Simone
Director
—
$219.36K (3)
−$219.36K
15,855
0.0323%
$914.36K
—
Gollinger Allan Jon
Principal Accounting Officer
—
$98.07K (1)
−$98.07K
19,135
0.0390%
$1.10M
−15.5%
ABS Capital Partners V Trust entity
Former 10% Owner
—
—
—
3,337,646
6.80%
$192.48M
−70.6%
Whall Timothy J.
Director
—
—
—
14,404
0.0293%
$830.68K
—
Harper Cecile Burleigh
Director
—
—
—
8,036
0.0164%
$463.44K
—
Lee Michelle K.
Director
—
—
—
7,815
0.0159%
$450.69K
—
Yuan David
10% owner
—
—
—
0
0.0000%
$0.00
—

Individual transactions

105
Insider
Date
Role
Action
Shares
Price
Amount
Bradley Kevin Christopher
12 Aug 2026
Chief Financial Officer
Sell
5,400
$55.07
$297.38K
Ramos Daniel
12 Jun 2026
See Remarks
Sell
2,000
$46.50
$93.00K
Bradley Kevin Christopher
10 Jun 2026
Chief Financial Officer
Sell
2,200
$46.15
$101.53K
Ramos Daniel
10 Jun 2026
See Remarks
Sell
8,000
$46.23
$369.84K
Evans Stephen C.
12 Dec 2025
Director
Sell
1,154
$52.27
$60.32K
Kerzner Daniel
12 Nov 2025
See Remarks
Sell
20,004
$50.29
$1.01M
Evans Stephen C.
11 Jun 2025
Director
Sell
1,000
$59.64
$59.64K
Evans Stephen C.
20 Nov 2024
Director
Sell
2,625
$59.67
$156.63K
Valenzuela Steve
22 Aug 2024
Chief Financial Officer
Sell
7,400
$60.27
$446.00K
NEVIN DARIUS G
15 Mar 2024
Director
Sell
2,593
$73.55
$190.72K
Evans Stephen C.
27 Feb 2024
Director
Sell
1,000
$74.12
$74.12K
Ramos Daniel
15 Aug 2023
See Remarks
Sell
795
$57.73
$45.90K
Valenzuela Steve
15 Aug 2023
Chief Financial Officer
Sell
2,693
$57.16
$153.93K
Valenzuela Steve
14 Aug 2023
Chief Financial Officer
Sell
5,000
$58.48
$292.40K
Ramos Daniel
23 May 2023
See Remarks
Sell
2,400
$51.45
$123.48K
Valenzuela Steve
2 Feb 2023
Chief Financial Officer
Sell
478
$56.01
$26.77K
Valenzuela Steve
12 Aug 2022
Chief Financial Officer
Sell
6,820
$75.60
$515.59K
WU Simone
7 Jun 2022
Director
Sell
697
$63.74
$44.43K
Trundle Stephen
16 May 2022
President and CEO
Sell
462
$58.21
$26.89K
Trundle Stephen
16 May 2022
President and CEO
Sell
1,930
$57.70
$111.36K
Valenzuela Steve
16 May 2022
Chief Financial Officer
Sell
169
$58.21
$9.84K
Valenzuela Steve
16 May 2022
Chief Financial Officer
Sell
705
$57.70
$40.68K
Ramos Daniel
16 May 2022
Sr. VP-Corporate Development
Sell
287
$58.21
$16.71K
Ramos Daniel
16 May 2022
Sr. VP-Corporate Development
Sell
1,198
$57.70
$69.12K
Kerzner Daniel
16 May 2022
Chief Product Officer
Sell
440
$58.21
$25.61K
Kerzner Daniel
16 May 2022
Chief Product Officer
Sell
1,835
$57.70
$105.88K
BEDELL JEFFREY A
16 May 2022
Chief Strategy & Innovation
Sell
360
$58.21
$20.96K
BEDELL JEFFREY A
16 May 2022
Chief Strategy & Innovation
Sell
1,502
$57.70
$86.67K
Valenzuela Steve
4 Apr 2022
Chief Financial Officer
Sell
1,536
$67.84
$104.20K
BEDELL JEFFREY A
4 Apr 2022
Chief Strategy & Innovation
Sell
1,998
$67.84
$135.54K
Trundle Stephen
4 Apr 2022
President and CEO
Sell
5,305
$67.84
$359.89K
Ramos Daniel
4 Apr 2022
Sr. VP-Corporate Development
Sell
1,998
$67.84
$135.54K
Kerzner Daniel
4 Apr 2022
Chief Product Officer
Sell
2,612
$67.84
$177.20K
Valenzuela Steve
2 Feb 2022
Chief Financial Officer
Sell
200
$73.50
$14.70K
Valenzuela Steve
2 Feb 2022
Chief Financial Officer
Sell
687
$72.99
$50.14K
Valenzuela Steve
30 Nov 2021
Chief Financial Officer
Sell
3,832
$80.25
$307.52K
Trundle Stephen
22 Nov 2021
President and CEO
Sell indirect
4,053
$84.16
$341.10K
Trundle Stephen
22 Nov 2021
President and CEO
Sell indirect
9,222
$83.40
$769.11K
Trundle Stephen
19 Nov 2021
President and CEO
Sell indirect
105
$84.52
$8.87K
Trundle Stephen
19 Nov 2021
President and CEO
Sell indirect
2,804
$83.56
$234.30K
Trundle Stephen
18 Nov 2021
President and CEO
Sell indirect
3,410
$83.41
$284.43K
Trundle Stephen
17 Nov 2021
President and CEO
Sell indirect
300
$85.38
$25.61K
Trundle Stephen
17 Nov 2021
President and CEO
Sell indirect
7,581
$84.63
$641.58K
Trundle Stephen
16 Nov 2021
President and CEO
Sell indirect
9,158
$85.01
$778.52K
Trundle Stephen
16 Nov 2021
President and CEO
Sell indirect
13,267
$84.08
$1.12M
Valenzuela Steve
16 Nov 2021
Chief Financial Officer
Sell
3,336
$83.71
$279.26K
Kerzner Daniel
15 Nov 2021
Chief Product Officer
Sell
5,388
$85.17
$458.90K
Trundle Stephen
15 Nov 2021
President and CEO
Sell
10,477
$83.34
$873.15K
Trundle Stephen
15 Nov 2021
President and CEO
Sell indirect
100
$85.15
$8.52K
WU Simone
10 Jun 2021
Director
Sell
1,594
$81.43
$129.80K
Trundle Stephen
7 Jun 2021
President and CEO
Sell indirect
1,257
$80.83
$101.60K
Trundle Stephen
7 Jun 2021
President and CEO
Sell indirect
10,318
$80.35
$829.05K
Trundle Stephen
4 Jun 2021
President and CEO
Sell indirect
8,425
$79.80
$672.32K
Trundle Stephen
2 Jun 2021
President and CEO
Sell indirect
6,655
$82.05
$546.04K
Trundle Stephen
1 Jun 2021
President and CEO
Sell indirect
203
$82.44
$16.74K
Trundle Stephen
1 Jun 2021
President and CEO
Sell indirect
20,860
$81.78
$1.71M
Trundle Stephen
28 May 2021
President and CEO
Sell indirect
12,561
$81.97
$1.03M
BEDELL JEFFREY A
17 May 2021
Chief Strategy & Innovation
Sell
1,751
$79.63
$139.43K
Kerzner Daniel
17 May 2021
Chief Product Officer
Sell
1,900
$79.63
$151.30K
Ramos Daniel
17 May 2021
Sr. VP-Corporate Development
Sell
1,659
$79.63
$132.11K
Trundle Stephen
14 May 2021
President and CEO
Sell indirect
14,087
$82.29
$1.16M
Trundle Stephen
11 May 2021
President and CEO
Sell indirect
298
$84.82
$25.28K
Trundle Stephen
11 May 2021
President and CEO
Sell indirect
14,953
$84.17
$1.26M
Trundle Stephen
7 May 2021
President and CEO
Sell indirect
4,870
$86.55
$421.50K
Trundle Stephen
7 May 2021
President and CEO
Sell indirect
12,906
$86.21
$1.11M
Trundle Stephen
7 May 2021
President and CEO
Sell indirect
12,607
$84.98
$1.07M
Valenzuela Steve
5 Apr 2021
Chief Financial Officer
Sell
286
$87.92
$25.15K
Valenzuela Steve
5 Apr 2021
Chief Financial Officer
Sell
4,714
$87.36
$411.82K
Trundle Stephen
5 Apr 2021
President and CEO
Sell
408
$87.92
$35.87K
Trundle Stephen
5 Apr 2021
President and CEO
Sell
6,717
$87.36
$586.80K
Ramos Daniel
5 Apr 2021
Sr. VP-Corporate Development
Sell
118
$87.92
$10.37K
Ramos Daniel
5 Apr 2021
Sr. VP-Corporate Development
Sell
1,943
$87.36
$169.74K
Kerzner Daniel
5 Apr 2021
Chief Product Officer
Sell
162
$87.92
$14.24K
Kerzner Daniel
5 Apr 2021
Chief Product Officer
Sell
2,675
$87.36
$233.69K
BEDELL JEFFREY A
5 Apr 2021
Chief Strategy & Innovation
Sell
118
$87.92
$10.37K
BEDELL JEFFREY A
5 Apr 2021
Chief Strategy & Innovation
Sell
1,943
$87.36
$169.74K
BEDELL JEFFREY A
17 Mar 2021
Chief Strategy & Innovation
Sell
2,902
$89.48
$259.67K
BEDELL JEFFREY A
17 Mar 2021
Chief Strategy & Innovation
Sell
6,498
$88.53
$575.27K
BEDELL JEFFREY A
17 Mar 2021
Chief Strategy & Innovation
Sell
2,800
$87.62
$245.34K
BEDELL JEFFREY A
16 Mar 2021
Chief Strategy & Innovation
Sell
800
$91.09
$72.87K
Trundle Stephen
18 Nov 2020
President and CEO
Sell indirect
5,926
$71.24
$422.17K
Trundle Stephen
18 Nov 2020
President and CEO
Sell indirect
17,435
$70.67
$1.23M
Trundle Stephen
17 Nov 2020
President and CEO
Sell indirect
626
$70.81
$44.33K
Trundle Stephen
17 Nov 2020
President and CEO
Sell indirect
28,513
$70.19
$2.00M
Valenzuela Steve
17 Nov 2020
Chief Financial Officer
Sell
7,618
$69.37
$528.46K
Trundle Stephen
16 Nov 2020
President and CEO
Sell indirect
14,221
$70.11
$997.03K
Valenzuela Steve
16 Nov 2020
Chief Financial Officer
Sell
6,719
$69.95
$469.99K
Trundle Stephen
13 Nov 2020
President and CEO
Sell indirect
237
$70.98
$16.82K
Trundle Stephen
13 Nov 2020
President and CEO
Sell indirect
34,348
$70.10
$2.41M
Trundle Stephen
12 Nov 2020
President and CEO
Sell indirect
4,724
$71.04
$335.59K
Trundle Stephen
11 Nov 2020
President and CEO
Sell indirect
200
$72.70
$14.54K
Trundle Stephen
11 Nov 2020
President and CEO
Sell indirect
9,934
$71.90
$714.25K
Trundle Stephen
11 Nov 2020
President and CEO
Sell indirect
38,988
$71.08
$2.77M
PANERO HUGH
10 Nov 2020
Director
Sell
400
$73.29
$29.32K
PANERO HUGH
10 Nov 2020
Director
Sell
7,146
$70.00
$500.22K
Trundle Stephen
10 Nov 2020
President and CEO
Sell indirect
4,848
$71.26
$345.47K
SHATTUCK MAYO A III
30 Sep 2020
Director
Sell
11,150
$55.12
$614.59K
McAdam Timothy P
27 Aug 2020
Director
Sell indirect
9,872
$59.87
$591.01K
Trundle Stephen
28 Jul 2020
President and CEO
Sell indirect
1,704
$68.30
$116.38K
Trundle Stephen
28 Jul 2020
President and CEO
Sell indirect
39,457
$67.30
$2.66M
Trundle Stephen
28 Jul 2020
President and CEO
Sell indirect
57,076
$66.78
$3.81M
Trundle Stephen
27 Jul 2020
President and CEO
Sell indirect
23,638
$68.30
$1.61M
Trundle Stephen
27 Jul 2020
President and CEO
Sell indirect
45,908
$67.73
$3.11M
Trundle Stephen
27 Jul 2020
President and CEO
Sell indirect
32,217
$66.66
$2.15M
Ramos Daniel
30 Jun 2020
Sr. VP-Corporate Development
Sell
1,393
$65.02
$90.57K
Showing 250 of 475 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 391
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 25
Sales on a Rule 10b5-1 plan 46
Sales straight out of an exercise 167
Sales at will 257
Transactions with no price 0
Shares from compensation/vesting 31,541,523
Sales filed before the plan box existed 242
History held since 15 Sep 2016