TYSONS, VA
ALARM.COM HOLDINGS, INC.ALRM— Latest position per institution from SEC 13F filings
15
Institutional holders
49.21M
Total shares held
2.34B
Estimated value
2.46M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
9.14M
Value
394.62M
Filed
Mar 31, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
8.90M
Value
565.70M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
6.29M
Value
320.74M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3.96M
Value
170.85M
Filed
Mar 31, 2026
DISCIPLINED GROWTH INVESTORS INC /MN
CIK 1050442
Shares
3.27M
Value
141.19M
Filed
Mar 31, 2026
BANK OF MONTREAL /CAN/
CIK 927971
Shares
2.76M
Value
119.10M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.15M
Value
93.03M
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
2.04M
Value
87.94M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
1.26M
Value
54.55M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.26M
Value
54.25M
Filed
Mar 31, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.12M
Value
48.26M
Filed
Mar 31, 2026
GENEVA CAPITAL MANAGEMENT LLC
CIK 1009232
Shares
1.07M
Value
46.22M
Filed
Mar 31, 2026
BURGUNDY ASSET MANAGEMENT LTD.
CIK 1315868
Shares
999.21K
Value
58.58M
Filed
Sep 30, 2025
FMR LLC
CIK 315066
Shares
969.13K
Value
41.86M
Filed
Mar 31, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
779.20K
Value
33.65M
Filed
Mar 31, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
715.11K
Value
30.89M
Filed
Mar 31, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
681.28K
Value
29.42M
Filed
Mar 31, 2026
NORTHERN TRUST CORP
CIK 73124
Shares
642.21K
Value
27.74M
Filed
Mar 31, 2026
PRICE T ROWE ASSOCIATES INC /MD/
CIK 80255
Shares
629.49K
Value
27.19K
Filed
Mar 31, 2026
RIVERBRIDGE PARTNERS LLC
CIK 1112325
Shares
592.85K
Value
25.61M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 9.14M | 394.62M | Mar 31, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 8.90M | 565.70M | Jun 30, 2024 |
| 3 | VANGUARD GROUP INC | 102909 | 6.29M | 320.74M | Dec 31, 2025 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.96M | 170.85M | Mar 31, 2026 |
| 5 | DISCIPLINED GROWTH INVESTORS INC /MN | 1050442 | 3.27M | 141.19M | Mar 31, 2026 |
| 6 | BANK OF MONTREAL /CAN/ | 927971 | 2.76M | 119.10M | Mar 31, 2026 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.15M | 93.03M | Mar 31, 2026 |
| 8 | STATE STREET CORP | 93751 | 2.04M | 87.94M | Mar 31, 2026 |
| 9 | MORGAN STANLEY | 895421 | 1.26M | 54.55M | Mar 31, 2026 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.26M | 54.25M | Mar 31, 2026 |
| 11 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.12M | 48.26M | Mar 31, 2026 |
| 12 | GENEVA CAPITAL MANAGEMENT LLC | 1009232 | 1.07M | 46.22M | Mar 31, 2026 |
| 13 | BURGUNDY ASSET MANAGEMENT LTD. | 1315868 | 999.21K | 58.58M | Sep 30, 2025 |
| 14 | FMR LLC | 315066 | 969.13K | 41.86M | Mar 31, 2026 |
| 15 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 779.20K | 33.65M | Mar 31, 2026 |
| 16 | GOLDMAN SACHS GROUP INC | 886982 | 715.11K | 30.89M | Mar 31, 2026 |
| 17 | TWO SIGMA INVESTMENTS, LP | 1179392 | 681.28K | 29.42M | Mar 31, 2026 |
| 18 | NORTHERN TRUST CORP | 73124 | 642.21K | 27.74M | Mar 31, 2026 |
| 19 | PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | 629.49K | 27.19K | Mar 31, 2026 |
| 20 | RIVERBRIDGE PARTNERS LLC | 1112325 | 592.85K | 25.61M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.