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ALRM · Alarm.com Holdings, Inc. · Shareholders & Ownership

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$67.96 +2.50 (+3.82%) At close · Nov 4 Earnings today Play latest call Q2 2026 earnings call transcript
Market Cap
$3.34B
Shares
49.09M
Volume · Nov 4 586.65K Avg daily vol (3M) 454.37K

Every disclosed holder of ALRM in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns ALRM

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

No chart: the summed disclosures exceed shares outstanding, so they are not parts of one whole.

Holder group Shares % Out
Institutional (13F) 48,312,240 98.42%
Insiders (Forms 3, 4, 5) 2,900,266 5.91%
13D/G-only blocks 2,957,061 6.02%
Remaining 5,079,339 -10.35%
Registered funds (N-PORT, not summed) 21,552,485 43.90%

Shares outstanding: 49,090,228, the issuer's latest cover-page count restated onto today's split basis.

Remaining is negative: the summed disclosures exceed shares outstanding, as when filings are dated at different times or holders that do not disclose their links count the same shares. It is flagged, not clipped.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of ALRM

# Holder Shares
1
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
9,492,105
1.1
iShares Core S&P Small-Cap ETF
Fund S000004313 · Registered fund · Jun 30, 2026
iShares Trust, not summed
2,975,386
1.2
iShares Russell 2000 ETF
Fund S000004344 · Registered fund · Jun 30, 2026
iShares Trust, not summed
1,216,892
1.3
iShares Cybersecurity and Tech ETF
Fund S000065015 · Registered fund · Jul 31, 2026
iShares Trust, not summed
681,354
1.4
iShares Russell 2000 Value ETF
Fund S000004342 · Registered fund · Jun 30, 2026
iShares Trust, not summed
404,383
1.5
iShares Expanded Tech-Software Sector ETF
Fund S000004355 · Registered fund · Jun 30, 2026
iShares Trust, not summed
259,243
2
VANGUARD PORTFOLIO MANAGEMENT LLC
13F CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
4,035,026
3
DISCIPLINED GROWTH INVESTORS INC /MN
13F CIK 1050442 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,585,614
3.1
DISCIPLINED GROWTH INVESTORS INC /MN
13G CIK 1050442 · Registered investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
3,585,614
3.2
The Disciplined Growth Investors Fund
Fund S000093392 · Registered fund · Jul 31, 2026
Elevation Series Trust, not summed
288,829
4
BANK OF MONTREAL /CAN/
13F CIK 927971 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
3,455,190
4.1
BANK OF MONTREAL /CAN/
13G CIK 927971 · Bank · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
3,455,201
5
BROWN CAPITAL MANAGEMENT LLC
13G CIK 885062 · Registered investment adviser · Dec 31, 2024
Rule 13d-1(b), qualified institution
2,392,630
6
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
2,188,123
6.1
State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF
Fund S000041317 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
454,935
6.2
State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF
Fund S000063362 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
192,263
6.3
State Street(R) SPDR(R) S & P 600(TM) Small Cap Growth ETF
Fund S000006990 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
161,838
6.4
State Street(R) SPDR(R) S & P 600(TM) Small Cap Value ETF
Fund S000006974 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
105,936
6.5
State Street(R) SPDR(R) S&P(R) Software & Services ETF
Fund S000012329 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
63,650
7
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,141,371
8
Trundle Stephen
Insider CIK 1643898 · Sep 2, 2026
Director, Chief Executive Officer, issuer-wide
1,907,734
9
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,492,465
10
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,338,291
11
DIMENSIONAL FUND ADVISORS LP
13F CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,258,666
11.1
U.S. SMALL CAP PORTFOLIO
Fund S000000971 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
229,503
11.2
U.S. MICRO CAP PORTFOLIO
Fund S000000948 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
182,870
11.3
Dimensional U.S. Small Cap ETF
Fund S000070906 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
155,184
11.4
U.S. Targeted Value Portfolio
Fund S000000970 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
104,266
11.5
Dimensional U.S. Core Equity 2 ETF
Fund S000070903 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
89,892
12
VANGUARD INFORMATION TECHNOLOGY INDEX FUND
Fund S000004452 · Registered fund · Aug 31, 2026
VANGUARD WORLD FUND, not summed
1,191,990
13
MORGAN STANLEY
13F CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,183,422
13.1
E*TRADE No Fee Total Market Index Fund
Fund S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
7
14
VANGUARD SMALL-CAP INDEX FUND
Fund S000002845 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,076,347
15
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
13F CIK 1164508 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,010,774
16
GENEVA CAPITAL MANAGEMENT LLC
13F CIK 1009232 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
828,409
17
FMR LLC
13F CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
775,426
17.1
Fidelity Small Cap Index Fund
Fund S000033638 · Registered fund · Jul 31, 2026
Fidelity Salem Street Trust, not summed
522,642
17.2
Fidelity Enhanced Small Cap Core ETF
Fund S000081807 · Registered fund · Jun 30, 2026
Fidelity Covington Trust, not summed
320,153
17.3
Fidelity Extended Market Index Fund
Fund S000006021 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
244,613
17.4
Strategic Advisers Fidelity U.S. Total Stock Fund
Fund S000061481 · Registered fund · Aug 31, 2026
Fidelity Rutland Square Trust II, not summed
173,969
17.5
Fidelity MSCI Information Technology Index ETF
Fund S000042577 · Registered fund · Jul 31, 2026
FIDELITY COVINGTON TRUST, not summed
146,540
18
TWO SIGMA INVESTMENTS, LP
13F CIK 1179392 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
676,619
19
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
662,824
19.1
Small Cap Index Fund
Fund S000001245 · Registered fund · Jun 30, 2026
Northern Funds, not summed
24,019
19.2
Small Cap Value Fund
Fund S000001246 · Registered fund · Jun 30, 2026
Northern Funds, not summed
13,765
19.3
Small Cap Core Fund
Fund S000001244 · Registered fund · Jun 30, 2026
Northern Funds, not summed
8,465
19.4
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
3,160
20
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
630,227
20.1
Schwab U.S. Small-Cap ETF
Fund S000026636 · Registered fund · Aug 31, 2026
SCHWAB STRATEGIC TRUST, not summed
234,941
20.2
Schwab Small-Cap Index Fund
Fund S000005912 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
116,358
20.3
Schwab Fundamental U.S. Small Company ETF
Fund S000040878 · Registered fund · Aug 31, 2026
SCHWAB STRATEGIC TRUST, not summed
91,498
20.4
Schwab Small-Cap Equity Fund
Fund S000005516 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
62,012
20.5
Schwab Total Stock Market Index Fund
Fund S000005913 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
30,747
21
VANGUARD SMALL-CAP GROWTH INDEX FUND
Fund S000002846 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
623,688
22
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
599,173
22.1
Goldman Sachs Small Cap Value Insights Fund
Fund S000014929 · Registered fund · Jul 31, 2026
Goldman Sachs Trust, not summed
28,260
22.2
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF
Fund S000048296 · Registered fund · Aug 31, 2026
Goldman Sachs ETF Trust, not summed
20,031
22.3
Goldman Sachs Absolute Return Tracker Fund
Fund S000020314 · Registered fund · Aug 31, 2026
GOLDMAN SACHS TRUST, not summed
2,321
22.4
Goldman Sachs Innovate Equity ETF
Fund S000068597 · Registered fund · Aug 31, 2026
Goldman Sachs ETF Trust, not summed
2,026
23
PRICE T ROWE ASSOCIATES INC /MD/
13F CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
577,171
23.1
T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund
Fund S000002074 · Registered fund · Jun 30, 2026
T. ROWE PRICE INTEGRATED EQUITY FUNDS, INC., not summed
273,299
23.2
T. Rowe Price Extended Equity Market Index Fund
Fund S000002090 · Registered fund · Jun 30, 2026
T. ROWE PRICE INDEX TRUST, INC., not summed
7,821
23.3
T. Rowe Price Small-Cap Index Fund
Fund S000051327 · Registered fund · Jun 30, 2026
T. ROWE PRICE INDEX TRUST, INC., not summed
7,307
24
AMERICAN CENTURY COMPANIES INC
13F CIK 748054 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
575,362
24.1
Small Company Fund
Fund S000005981 · Registered fund · Jun 30, 2026
American Century Quantitative Equity Funds, Inc., not summed
5,405
25
VANGUARD EXTENDED MARKET INDEX FUND
Fund S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
566,298
26
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
13G CIK 1644956 · Registered investment adviser · Sep 30, 2024
Rule 13d-1(b), qualified institution, unconfirmed, last confirmed Sep 30, 2024
564,431
27
ACADIAN ASSET MANAGEMENT LLC
13F CIK 916542 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
538,569
28
BEDELL JEFFREY A
Insider CIK 1203474 · Dec 16, 2025
See Remarks, issuer-wide
505,805
29
Select Equity Group, L.P.
13F CIK 1592643 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
462,015
30
Public Sector Pension Investment Board
13F CIK 1396318 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
449,034
31
BANK OF AMERICA CORP /DE/
13F CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
435,559
32
JPMORGAN CHASE & CO
13F CIK 19617 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
395,071
33
RIVERBRIDGE PARTNERS LLC
13F CIK 1112325 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
394,872
34
DEUTSCHE BANK AG\
13F CIK 948046 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
369,222
34.1
DWS Small Cap Index VIP
Fund S000006223 · Registered fund · Jun 30, 2026
DEUTSCHE DWS INVESTMENTS VIT FUNDS, not summed
7,414
35
BNP PARIBAS ARBITRAGE, SA
13F CIK 1166588 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
352,261
36
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
329,224
37
VANGUARD TAX-MANAGED SMALL-CAP FUND
Fund S000004387 · Registered fund · Jun 30, 2026
VANGUARD TAX-MANAGED FUNDS, not summed
319,762
38
PRINCIPAL FINANCIAL GROUP INC
13F CIK 1126328 · Insurance company · Sep 30, 2026
312,104
38.1
Principal U.S. Small-Cap ETF
Fund S000055159 · Registered fund · Jun 30, 2026
Principal Exchange-Traded Funds, not summed
60,720
38.2
SmallCap S&P 600 Index Fund
Fund S000007203 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
36,442
38.3
SmallCap Value Fund II
Fund S000007169 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
2,842
38.4
SmallCap Growth Fund I
Fund S000007175 · Registered fund · Jul 31, 2026
Principal Funds, Inc, not summed
360
39
Bank of New York Mellon Corp
13F CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
306,917
39.1
BNY Mellon US Small Cap Core Equity ETF
Fund S000067262 · Registered fund · Jul 31, 2026
BNY Mellon ETF Trust, not summed
1,944
40
WELLS FARGO & COMPANY/MN
13F CIK 72971 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
299,465
41
VANGUARD RUSSELL 2000 INDEX FUND
Fund S000030003 · Registered fund · Aug 31, 2026
VANGUARD SCOTTSDALE FUNDS, not summed
274,389
42
NOMURA HOLDINGS INC
13F CIK 1163653 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
265,748
43
AQR CAPITAL MANAGEMENT LLC
13F CIK 1167557 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
265,580
44
CENTAURUS FINANCIAL, INC.
13F CIK 891943 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
263,992
45
Invesco Ltd.
13F CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
243,487
45.1
Invesco S&P SmallCap Information Technology ETF
Fund S000028301 · Registered fund · Aug 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
107,406
45.2
Invesco RAFI US 1500 Small-Mid ETF
Fund S000013120 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
50,106
45.3
Invesco S&P SmallCap 600 Revenue ETF
Fund S000064596 · Registered fund · Aug 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
29,141
45.4
Invesco S&P SmallCap 600 QVM Multi-Factor ETF
Fund S000072320 · Registered fund · Aug 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
7,808
45.5
Invesco NASDAQ Internet ETF
Fund S000012109 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
7,402
46
Nationwide Geneva Small Cap Growth Fund
Fund S000041104 · Registered fund · Jul 31, 2026
Nationwide Mutual Funds, not summed
236,630
47
FEDERATED HERMES, INC.
13F CIK 1056288 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
225,238
48
D. E. Shaw & Co., Inc.
13F CIK 1009207 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
223,355
49
Nuveen, LLC
13F CIK 1871926 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
206,016
49.1
Nuveen Small Cap Blend Index Fund
Fund S000005367 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
63,395
49.2
Nuveen Quant Small/Mid Cap Equity Fund
Fund S000054623 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
45,400
49.3
Nuveen Equity Index Fund
Fund S000005360 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
40,623
49.4
College Retirement Equities Fund - Total Global Stock Account
Fund S000005080 · Registered fund · Jun 30, 2026
College Retirement Equities Fund, not summed
36,800
49.5
TIAA Separate Account VA-1 - Stock Index Account
Fund S000005098 · Registered fund · Jun 30, 2026
TIAA Separate Account VA-1, not summed
791
50
MILLENNIUM MANAGEMENT LLC
13F CIK 1273087 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
191,877

67 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 477 holders

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Key facts CIK 1459200 CUSIP 011642105 13F (30d) 99 filings 91 filers Visit website Investor relations