Security Snapshot

Alarm.com Holdings, Inc. - Common Stock (ALRM) Institutional Ownership

CUSIP: 011642105

13F Institutional Holders and Ownership History from Q2 2015 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

314

Shares (Excl. Options)

48.5MFull value: 48,496,906 · shares · 30 Jun 2026

Price

$46.72

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

Save this security page for your next review

Watchlists follow companies and investors, across their share classes. Bookmark this page to revisit this specific CUSIP and its quarterly holders. If you create an account from here, we will bring you back after verification.

Create free account and return here Sign in and return here Review latest holder period
Security type / class
Equity / Common Stock
Symbol
ALRM on Nasdaq
All holders as of 30 Jun 2026
Q2 2026
Total 13F shares
48,496,906
Latest holder snapshot 5 signals
Total 13F value
$2,265,727,621
Portfolio coverage rank
0%
Share change
+757,259
Value change
+$38,156,254
Number of holders
314
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
49,501,447
SEC-reported price per share
$54.47
Insider filing price
$54.47
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • ALRM - Alarm.com Holdings, Inc. - Common Stock is tracked under CUSIP 011642105.
  • 314 institutions reported positions in Q2 2026.
  • 6 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 293 to 314 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $2.07BFull value: $2,065,427,852 · USD · 31 Mar 2026
    to
    $2.27BFull value: $2,265,727,621 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 314 institutions filings for Q2 2026.

Open SEC evidence

Security key

011642105

13F reference period

Q2 2026

13F holders

314

13D/G owners

6

CIK / CUSIP context first

Open Q2 2026 holders ALRM full holder history Alarm.com Holdings, Inc. SEC filings Alarm.com Holdings, Inc. company facts Alarm.com Holdings, Inc. insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
6
Security
ALRM
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 17% -11% $448,143,877 -$52,691,023 8,340,664 -11% BlackRock, Inc. 31 Mar 2025
VANGUARD PORTFOLIO MANAGEMENT LLC 8% $172,634,835 3,997,102 Vanguard Portfolio Management 31 Mar 2026
BANK OF MONTREAL /CAN/ 7% +32% $176,180,699 +$39,748,745 3,455,201 +29% Bank of Montreal 30 Jun 2026
DISCIPLINED GROWTH INVESTORS INC /MN 6.6% -4.3% $139,422,253 -$6,334,847 3,268,986 -4.3% DISCIPLINED GROWTH INVESTORS INC /MN 31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC 5.1% $109,272,514 2,530,042 Vanguard Capital Management 31 Mar 2026
BROWN CAPITAL MANAGEMENT LLC 4.8% $128,556,010 2,392,630 Brown Capital Management, LLC 31 Dec 2024
As of 30 Jun 2026, 314 institutional investors reported holding
48.5MFull value: 48,496,906 · shares · 30 Jun 2026
shares of Alarm.com Holdings, Inc. - Common Stock (ALRM). This represents 98% of the company’s total
49.5MFull value: 49,501,447 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
77%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 19% 9,492,105 +3.9% 0.01% $443,471,147
VANGUARD PORTFOLIO MANAGEMENT LLC 8.2% 4,035,026 +2% 0.01% $188,516,415
DISCIPLINED GROWTH INVESTORS INC /MN 7.2% 3,585,614 +9.7% 2.8% $167,519,886
BANK OF MONTREAL /CAN/ 7% 3,455,190 +30% 0.06% $161,426,476
STATE STREET CORP 4.4% 2,188,123 +7.5% 0% $102,229,107
VANGUARD CAPITAL MANAGEMENT LLC 4.3% 2,141,371 -0.59% 0% $100,044,853
GEODE CAPITAL MANAGEMENT, LLC 2.7% 1,338,291 +6.6% 0% $62,535,587
DIMENSIONAL FUND ADVISORS LP 2.5% 1,258,666 +13% 0.01% $58,803,641
MORGAN STANLEY 2.4% 1,183,422 -6.3% 0% $55,289,533
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 2% 1,010,774 +30% 0.02% $47,223,361
GENEVA CAPITAL MANAGEMENT LLC 1.7% 828,409 -23% 0.89% $38,703,267
FMR LLC 1.6% 775,426 -20% 0% $36,227,923
TWO SIGMA INVESTMENTS, LP 1.4% 676,619 -0.68% 0.02% $31,611,640
NORTHERN TRUST CORP 1.3% 662,824 +3.2% 0% $30,967,139
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.3% 630,227 +8.7% 0% $29,444,205
GOLDMAN SACHS GROUP INC 1.2% 599,173 +6% 0% $27,993,362
PRICE T ROWE ASSOCIATES INC /MD/ 1.2% 577,171 -8.3% 0% $26,966,000
AMERICAN CENTURY COMPANIES INC 1.2% 575,362 +100% 0.01% $26,880,913
ACADIAN ASSET MANAGEMENT LLC 1.1% 538,569 +41% 0.03% $25,133,000
Select Equity Group, L.P. 0.93% 462,015 +18% 0.11% $21,585,341
Public Sector Pension Investment Board 0.91% 449,034 +59% 0.06% $20,978,868
BANK OF AMERICA CORP /DE/ 0.88% 435,559 +27% 0% $20,349,316
JPMORGAN CHASE & CO 0.8% 395,071 +593% 0% $18,397,259
RIVERBRIDGE PARTNERS LLC 0.8% 394,872 -33% 0.52% $18,448,426
DEUTSCHE BANK AG\ 0.75% 369,222 +3.5% 0.01% $17,250,052

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
46
Headline period
Q2 2026
Rows shown
1-25 of 46
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 552,027 $30,076,720 -$5,385,600 $54.47 61
2026 Q2 48,496,906 $2,265,727,621 +$38,156,254 $46.72 314
2026 Q1 47,812,080 $2,065,427,852 -$18,591,077 $43.19 293
2025 Q4 48,023,709 $2,450,195,602 +$90,279,644 $51.02 305
2025 Q3 47,633,202 $2,531,895,558 -$50,903,243 $53.08 303
2025 Q2 48,513,848 $2,744,376,108 +$40,626,258 $56.57 304
2025 Q1 47,769,076 $2,658,268,702 -$23,976,796 $55.65 305
2024 Q4 48,166,133 $2,928,505,309 +$20,482,395 $60.80 309
2024 Q3 47,722,498 $2,609,113,331 -$40,640,725 $54.67 296
2024 Q2 48,406,645 $3,075,720,862 +$215,128,850 $63.54 297
2024 Q1 44,883,950 $3,252,304,643 -$38,618,077 $72.47 299
2023 Q4 45,653,463 $2,950,031,164 -$9,767,574 $64.62 285
2023 Q3 45,415,421 $2,776,537,714 +$29,905,181 $61.14 247
2023 Q2 45,012,809 $2,326,121,713 -$2,916,412 $51.68 250
2023 Q1 45,059,233 $2,265,556,704 +$5,853,781 $50.28 245
2022 Q4 44,880,004 $2,220,808,606 -$86,056,656 $49.48 245
2022 Q3 46,434,177 $3,011,755,780 +$63,987,566 $64.86 247
2022 Q2 45,422,070 $2,810,483,401 +$5,337,743 $61.86 240
2022 Q1 45,530,550 $3,025,630,225 -$33,769,914 $66.46 258
2021 Q4 45,966,554 $3,896,424,219 +$20,832,445 $84.81 267
2021 Q3 45,693,387 $3,574,829,134 -$45,710,754 $78.19 258
2021 Q2 46,177,468 $3,911,192,411 +$8,069,909 $84.70 277
2021 Q1 46,248,763 $3,995,965,020 -$49,419,930 $86.38 265
2020 Q4 46,798,781 $4,841,006,321 +$10,518,069 $103.45 270
2020 Q3 46,555,518 $2,572,808,706 -$53,182,022 $55.25 243
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .