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ALRM · Alarm.Com Holdings, Inc.
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ALRM Alarm.com (ALRM) Insider Trading, Ownership & Congress Trades

Software & IT · Services-prepackaged software · CIK 0001459200
Quote by TradingView
Form 144 · 2
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
173
13F, latest reported quarter
Conversions, 180 days
1
Codes C/M, not in net · $1.6M priced

What the filings say about ALRM

Insiders, 180 days
-$4.6M net sold
4 sellers · 8% of sales under a 10b5-1 plan
Planned sales (Form 144), 90 days
$3.2M
2 notices

Alarm.com insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Alarm.com Holdings, Inc. insiders sold a net $4.6M of stock across 146 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Trundle Stephen
Chief Executive Officer
SELL
2026-08-25 SECtraded 2026-08-24
50,000
$2.9M
+14.3%
Context
  • 40 earlier Form 4 trades (code P or S) here by this insider (4 buys, 36 sales), the last on May 26, 2026.
  • -5.7% median (-5.9% mean) 90-day return after 3 previous buys.
  • The trade is 15.4% of the 324,842 shares held after it.
  • 1 other insider sold within 30 days.
  • 173 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Executive Officer Trundle Stephen sold about $2.9M of ALRM under a 10b5-1 plan on Aug 24, 2026, the largest insider sale at the company since 2024; 1 other insider sold within 30 days and 173 funds added in the latest 13F quarter.
Bradley Kevin Christopher
Chief Financial Officer
SELL
2026-08-14 SECtraded 2026-08-12
5,400
$297.4K
+17.8%
Context
  • 5 earlier Form 4 trades (code P or S) here by this insider (5 sales), the last on Jul 2, 2026.
  • The trade is 6.9% of the 78,222 shares held after it.
  • 1 other insider sold within 30 days.
  • 173 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer Bradley Kevin Christopher sold about $297.4K of ALRM on Aug 12, 2026; 1 other insider sold within 30 days and 173 funds added in the latest 13F quarter.
Bradley Kevin Christopher
Chief Financial Officer
SELL
2026-07-02 SEC
724
$35.1K
+29.9%
Context
  • 4 earlier Form 4 trades (code P or S) here by this insider (4 sales), the last on Jun 10, 2026.
  • The trade is 0.9% of the 83,622 shares held after it.
  • 1 other insider sold within 30 days.
  • 173 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer Bradley Kevin Christopher sold about $35.1K of ALRM on Jul 2, 2026; 1 other insider sold within 30 days and 173 funds added in the latest 13F quarter.
Ramos Daniel
See Remarks
SELL
2026-06-12 SEC
2,000
$93.0K
+42.5%
Context
  • 25 earlier Form 4 trades (code P or S) here by this insider (25 sales), the last on Jun 10, 2026.
  • The trade is 3.8% of the 53,099 shares held after it.
  • 3 other insiders sold within 30 days.
  • 173 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: See Remarks Ramos Daniel sold about $93.0K of ALRM on Jun 12, 2026; 3 other insiders sold within 30 days and 173 funds added in the latest 13F quarter.
Ramos Daniel
See Remarks
SELL
2026-06-12 SECtraded 2026-06-10
8,000
$369.8K
+42.5%
Context
  • 24 earlier Form 4 trades (code P or S) here by this insider (24 sales), the last on May 26, 2026.
  • The trade is 14.5% of the 55,099 shares held after it.
  • 3 other insiders sold within 30 days.
  • 173 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: See Remarks Ramos Daniel sold about $369.8K of ALRM on Jun 10, 2026; 3 other insiders sold within 30 days and 173 funds added in the latest 13F quarter.
146 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
Showing the latest few. to see 141 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$4.6M over 180 days
-$3.2M over 90 days
below 59% of Software & IT
Congress
no House purchase disclosed in the last 12 months
Funds
173 funds bought in last quarter
more than 68% of Software & IT
Revenue
+7.6% year over year
below 54% of Software & IT
Margin
13.0% net margin
more than 77% of Software & IT
Buybacks
$45.0M repurchased, FY to 2026-06-30
below 62% of Software & IT
Short interest
6.5% of the float short (float per yahoo 2026-10-26) · 5.9 days to cover · settled 2026-09-30
more than 71% of Software & IT
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch ALRM

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+27.1%12M
-17%-3%+12%+27%2025-102025-122026-022026-042026-062026-082026-10 2026-08-24 · Trundle Stephen sold $2.9M2026-03-18 · NEVIN DARIUS G sold $1.7M2025-12-16 · BEDELL JEFFREY A sold $1.2M2025-11-12 · Kerzner Daniel sold $1.0M2025-11-19 · Trundle Stephen bought $605.1K2025-11-13 · Kerzner Daniel sold $503.3K2025-11-20 · Trundle Stephen bought $475.8K2026-06-10 · Ramos Daniel sold $369.8K2026-08-12 · Bradley Kevin Christopher sold $297.4K2026-05-26 · Trundle Stephen sold $265.9K2026-05-26 · Kerzner Daniel sold $172.7K2025-11-18 · Trundle Stephen bought $171.5K2026-05-18 · Trundle Stephen sold $128.2K2025-12-12 · BEDELL JEFFREY A sold $119.4K2026-05-26 · Ramos Daniel sold $110.9K2026-06-10 · Bradley Kevin Christopher sold $101.5K2026-06-12 · Ramos Daniel sold $93.0K2026-05-18 · Kerzner Daniel sold $83.4K2026-03-18 · Bradley Kevin Christopher sold $69.4K2026-05-18 · Ramos Daniel sold $68.0K2025-12-12 · Evans Stephen C. sold $60.3K2026-07-02 · Bradley Kevin Christopher sold $35.1K2025-11-20 · Trundle Stephen bought $4.9K2026-08-24 · STEPHEN TRUNDLE filed to sell $2.9M2026-08-12 · KEVIN C. BRADLEY filed to sell $297.4K2026-07-02 · KEVIN BRADLEY filed to sell $35.1K
Insider buyInsider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns ALRM: institutional holders (13F)

13F holdings, latest reported quarter
BlackRock, Inc.
9,492,105 sh
$443.5M
VANGUARD PORTFOLIO MANAGEMENT LLC
4,035,026 sh
$188.5M
DISCIPLINED GROWTH INVESTORS INC /MN
3,585,614 sh
$167.5M
BANK OF MONTREAL /CAN/
3,455,190 sh
$161.4M
STATE STREET CORP
2,188,123 sh
$102.2M

Congress trades in ALRM

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

ALRM planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
STEPHEN TRUNDLE
Filed 2026-08-24
$2.9M
KEVIN C. BRADLEY
Filed 2026-08-12
$297.4K
KEVIN BRADLEY
Filed 2026-07-02
$35.1K

ALRM mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
The Disciplined Growth Investors Equity Fund
$6.4M position · as of 2026-07-31
3.7%
iShares Cybersecurity and Tech ETF
$37.3M position · as of 2026-07-31
3.7%
The Disciplined Growth Investors Fund
$15.8M position · as of 2026-07-31
2.5%
Motley Fool Mid-Cap Growth ETF
$2.3M position · as of 2026-05-31
2.0%
Nationwide Geneva Small Cap Growth Fund
$13.0M position · as of 2026-07-31
1.5%
American Beacon SSI Alternative Income Fund
$5.3M position · as of 2026-06-30
1.3%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Executive pay vs shareholder return · Stephen Trundle
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2023
$2.4M
$4.6M
$2.2M
+50%
+67%
2022
$2.6M
-$2.0M
$1.9M
+15%
+17%
2021
$3.6M
$1.6M
$2.2M
+97%
+74%
2020
$1.9M
$10.0M
$1.3M
+141%
+44%
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $4.6M sold by insiders over 180 days, 173 funds added last quarter, $3.2M in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
TEAMMETACRWVCRMCRWDNETDDOGAPPIOTPCTYDUOLMDB

ALRM financials

Revenue growth
+7.6%
XBRL, annual
Net margin
13.0%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$1.1B
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
+11.1%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
$187.7M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
0.13x
long-term debt only, 2020-12-31 (66 months older than the period end); equity 2026-06-30
Cash flow to debt
1.81x
TTM operating cash flow over long-term debt only, 2020-12-31 (66 months older than the period end)
Return on equity
+14.1%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
+6.2%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
+53.9%
operating income after a 25.2% effective tax rate, over long-term debt only, 2020-12-31 (66 months older than the period end) plus average of 2025-06-30 and 2026-06-30 minus cash
Return on capital employed
+9.3%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
28.67x
close 2026-10-27 over four quarters of diluted EPS, 2025-07-01 to 2026-06-30
Enterprise value
$2.8B
market value at close 2026-10-27 on 2026-07-30 shares, plus long-term debt only, 2020-12-31 (66 months older than the period end), minus cash 2026-06-30
FCF yield
+5.9%
TTM free cash flow over market value at close 2026-10-27
PEG, trailing
n/a
trailing EPS growth -5%, PEG needs growth
Price as of 2026-10-27. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenue$1.0B$939.8M$881.7M$842.6M
Operating income$133.6M$108.5M$66.8M$51.0M
Net income$131.6M$122.5M$80.3M$55.6M
EPS (diluted)2.462.291.531.07
Operating cash flow$153.3M$206.4M$136.0M$56.9M
Cash$960.6M$1.2B$697.0M$622.2M
Buybacks$41.6M$75.0M$27.3M$78.8M
SEC XBRL, fiscal years, as known on 2026-10-28

ALRM Stock Sonar score 6/7 axes

Find similar shapesCompare

ALRM ranks highest on profitability (78th percentile) and financial health (70th), and lowest on insider conviction (24th), among Software & IT peers.

ProfitHealthGrowthInsidersInstitutionsRisk
Profitability
78
Inputs
  • Return on equity+14.1% · 69 pct, sector of 286
  • Return on assets+6.2% · 74 pct, sector of 381
  • Return on invested capital+53.9% · 97 pct, sector of 78
  • Return on capital employed+9.3% · 70 pct, sector of 294
Financial health
70
Inputs
  • Debt to equity0.13x · 54 pct, sector of 288
  • Cash flow to debt1.81x · 86 pct, sector of 241
Growth
46
Inputs
  • Revenue growth, YoY+7.6% · 46 pct, sector of 480
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
24
Inputs
  • Net Form 4 buying (codes P and S), 180d-$1.7M · 49 pct, sector of 285
  • Insider buyers, 180d0 · 0 pct, sector of 290
Institutional and government
68
Inputs
  • Funds adding, latest quarter173 · 68 pct, sector of 415
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
65
Inputs
  • Short interest, % of float+6.5% · 40 pct, sector of 530
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
  • New text in Risk Factors, latest 10-K+4.5% · 89 pct, sector of 316
1 not measured: US patents
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

ALRM filings, in plain words

Are Alarm.com insiders buying or selling ALRM?

In the 180 days to 2026-10-28, Alarm.com insiders were net sellers, a net $4.6M across purchases and sales reported on Form 4, by 4 sellers.

Are there planned insider sales of ALRM?

Yes. 2 Form 144 notices of planned insider sales were filed in the 90 days to 2026-10-28, covering $3.2M of stock; the latest, by STEPHEN TRUNDLE, was filed 2026-08-24.

Read the full summary

In the 180 days to 2026-10-28, Alarm.com insiders were net sellers of ALRM, a net $4.6M across purchases and sales reported on Form 4 by 4 sellers. 8% of the 12 insider sales were made under a Rule 10b5-1 plan; the rest were not flagged as planned. Insiders filed 2 Form 144 notices of intent to sell in the 90 days to 2026-10-28, covering $3.2M of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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