Security key
011642105
Alarm.com Holdings, Inc. - Common Stock (ALRM)
CUSIP: 011642105
Q4 2024 13F Holders as of 31 Dec 2024
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 48,166,133
- Total 13F value
- $2,928,505,309
- Share change
- +190,698
- Put/Call ratio
- 19%
- SEC-reported price per share
- $60.80
- Number of holders
- 309
- Value change
- +$20,482,395
- Number of buys
- 155
- Number of sells
- 154
- Shares outstanding
- 49,530,091
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2024
Institutions
309
Top holders
10
ALRM full security history
Ownership snapshot
Full 13F holder table
Alarm.com Holdings, Inc. SEC filings
Alarm.com Holdings, Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of ALRM - Alarm.com Holdings, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BROWN CAPITAL MANAGEMENT LLC
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
30 Sep 2024
13F
13D/G
Lead comparable stake: 4.8%
13D/G row: BROWN CAPITAL MANAGEMENT LLC
Showing 1-6 of 15 holder rows.
Quick read
BROWN CAPITAL MANAGEMENT LLC leads the comparable SEC ownership view at 4.8%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BROWN CAPITAL MANAGEMENT LLC's linked filing trail.
Comparable ownership
Top 5
BROWN CAPITAL MANAGEMENT LLC
4.8%
BlackRock, Inc.
18%
VANGUARD GROUP INC
13%
DISCIPLINED GROWTH INVESTORS INC /MN
5.8%
STATE STREET CORP
4%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BROWN CAPITAL MANAGEMENT LLC |
13F
13D/G
Company
|
4.8%
from 13D/G
|
$153,288,120
2,803,880 shares
|
— | 30 Sep 2024 |
| BlackRock, Inc. |
13F
Company
|
18%
|
$488,034,027
8,926,907 shares
|
— | 30 Sep 2024 |
| VANGUARD GROUP INC |
13F
Company
|
13%
|
$340,699,886
6,231,935 shares
|
— | 30 Sep 2024 |
| DISCIPLINED GROWTH INVESTORS INC /MN |
13F
Company
|
5.8%
|
$157,167,995
2,874,849 shares
|
— | 30 Sep 2024 |
| STATE STREET CORP |
13F
Company
|
4%
|
$108,364,086
1,982,149 shares
|
— | 30 Sep 2024 |
| MORGAN STANLEY |
13F
Company
|
2.8%
|
$76,567,134
1,400,532 shares
|
— | 30 Sep 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
309
Shares
48,166,133
Rows available
309
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2024 vs Q3 2024 Across Filers
Q3 2024 holders
296
Q4 2024 holders
309
Holder diff
13
| Investor | Q3 2024 Shares | Q4 2024 Shares | Share Diff | Share Chg % | Q3 2024 value | Q4 2024 value | Value change | Value Chg % |
|---|