Alarm.com Holdings, Inc.

ALRMNASDAQ

$56.11-0.13 (-0.23%)as of Oct 6, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Alarm.com Holdings, Inc. price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 6, 2026. Price (+7.3%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	19.36%	$443M	0.01%	Not reported
Vanguard Portfolio Management LLC	8.23%	$189M	0.01%	Not reported
Disciplined Growth Investors Inc	7.31%	$168M	2.84%	Add 9.69%
Bank of Montreal	7.05%	$161M	0.05%	Not reported
State Street Corp	4.46%	$102M	0.00%	Not reported
Vanguard Capital Management LLC	4.37%	$100M	0.00%	Not reported
Geode Capital Management, LLC	2.73%	$62.5M	0.00%	Not reported
Dimensional Fund Advisors LP	2.57%	$58.8M	0.01%	Not reported
Morgan Stanley	2.41%	$55.3M	0.00%	Not reported
Arrowstreet Capital, Limited Partnership	2.06%	$47.2M	0.02%	Not reported
Geneva Capital Management LLC	1.69%	$38.7M	0.89%	Reduce 22.58%
FMR LLC	1.58%	$36.2M	0.00%	Not reported
Two Sigma Investments, LP	1.38%	$31.6M	0.02%	Not reported
Northern Trust Corp	1.35%	$31M	0.00%	Not reported
Charles Schwab Investment Management Inc	1.29%	$29.4M	0.00%	Not reported
Goldman Sachs Group Inc	1.22%	$28M	0.00%	Not reported
American Century Companies Inc	1.17%	$26.9M	0.01%	Not reported
Acadian Asset Management LLC	1.10%	$25.1M	0.03%	Not reported
Select Equity Group, L.P.	0.94%	$21.6M	0.11%	Add 17.75%
Public Sector Pension Investment Board	0.92%	$21M	0.05%	Add 59.47%
Bank of America Corp	0.89%	$20.3M	0.00%	Not reported
JPMorgan Chase & Co	0.81%	$18.4M	0.00%	Not reported
Riverbridge Partners LLC	0.81%	$18.4M	0.52%	Reduce 33.39%
Deutsche Bank Ag\	0.75%	$17.3M	0.01%	Not reported
BNP Paribas Financial Markets	0.72%	$16.5M	0.01%	Not reported
Vanguard Fiduciary Trust Co	0.67%	$15.4M	0.00%	Not reported
Bank of New York Mellon Corp	0.63%	$14.3M	0.00%	Not reported
Principal Financial Group Inc	0.61%	$14M	0.01%	Not reported
Wells Fargo & Company	0.61%	$14M	0.00%	Not reported
Nomura Holdings Inc	0.54%	$12.4M	0.01%	Add 6.74%
AQR Capital Management LLC	0.54%	$12.4M	0.00%	Not reported
Invesco Ltd.	0.50%	$11.4M	0.00%	Not reported
Federated Hermes, Inc.	0.46%	$10.5M	0.02%	Not reported
D. E. Shaw & Co., Inc.	0.46%	$10.4M	0.01%	Not reported
Nuveen, LLC	0.42%	$9.63M	0.00%	Not reported
Millennium Management LLC	0.39%	$8.96M	0.00%	Not reported
Qube Research & Technologies Ltd	0.39%	$8.93M	0.01%	Not reported
DF Dent & Co Inc	0.38%	$8.75M	0.17%	Reduce 37.53%
Norges Bank	0.34%	$7.82M	0.00%	Not reported
Marshall Wace, LLP	0.34%	$7.78M	0.01%	Not reported
LSV Asset Management	0.33%	$7.63M	0.01%	Add 28.76%
Healthcare of Ontario Pension Plan Trust Fund	0.33%	$7.58M	0.01%	Add 182.47%
SG Americas Securities, LLC	0.33%	$7.47M	0.00%	Not reported
Evanson Financial, LLC	0.31%	$7.17M	0.35%	Not reported
Jacobs Levy Equity Management, Inc	0.30%	$6.91M	0.02%	Not reported
Mercer Global Advisors Inc	0.29%	$6.69M	0.01%	Not reported
Voloridge Investment Management, LLC	0.29%	$6.56M	0.03%	Reduce 14.91%
Winmill & Co. Inc	0.26%	$5.89M	1.30%	Not reported
Rhumbline Advisers	0.25%	$5.75M	0.00%	Not reported
Algert Global LLC	0.25%	$5.64M	0.07%	Not reported

50 of 295 holders

Activity score

Premium

100

WEAK

STRONG

Unlock

AI Activity Analysis

Premium

Coming soonAI reads of insider, institutional and company activity will appear here for Premium accounts.

Historical Activity Patterns

Premium

Historical Activity PatternsHistorical periods where multiple activity categories converged, with subsequent market performance shown for context.Unlock