ALARM.COM HOLDINGS, INC.

PublicCIK: 1459200
ALRMNASDAQ
Location

TYSONS, VA

13F Filings

Institutional Holders

ALARM.COM HOLDINGS, INC.ALRM— Latest position per institution from SEC 13F filings

15

Institutional holders

53.42M

Total shares held

2.53B

Estimated value

2.67M

Avg. position size

1

BLACKROCK, INC.

CIK 2012383

Shares

9.49M

Value

443.47M

Filed

Jun 30, 2026

2

BLACKROCK FINANCE, INC.

CIK 1364742

Shares

8.90M

Value

565.70M

Filed

Jun 30, 2024

3

VANGUARD GROUP INC

CIK 102909

Shares

6.29M

Value

320.74M

Filed

Dec 31, 2025

4

VANGUARD PORTFOLIO MANAGEMENT LLC

CIK 2100121

Shares

4.04M

Value

188.52M

Filed

Jun 30, 2026

5

DISCIPLINED GROWTH INVESTORS INC /MN

CIK 1050442

Shares

3.59M

Value

167.52M

Filed

Jun 30, 2026

6

BANK OF MONTREAL /CAN/

CIK 927971

Shares

3.54M

Value

165.16M

Filed

Jun 30, 2026

7

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

CIK 1081019

Shares

3.26M

Value

69.76K

Filed

Jun 30, 2026

8

STATE STREET CORP

CIK 93751

Shares

2.19M

Value

102.23M

Filed

Jun 30, 2026

9

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

2.14M

Value

100.04M

Filed

Jun 30, 2026

10

GEODE CAPITAL MANAGEMENT, LLC

CIK 1214717

Shares

1.34M

Value

62.54M

Filed

Jun 30, 2026

11

DIMENSIONAL FUND ADVISORS LP

CIK 354204

Shares

1.26M

Value

58.80M

Filed

Jun 30, 2026

12

MORGAN STANLEY

CIK 895421

Shares

1.18M

Value

55.29M

Filed

Jun 30, 2026

13

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 1164508

Shares

1.01M

Value

47.22M

Filed

Jun 30, 2026

14

BURGUNDY ASSET MANAGEMENT LTD.

CIK 1315868

Shares

999.21K

Value

58.58M

Filed

Sep 30, 2025

15

GENEVA CAPITAL MANAGEMENT LLC

CIK 1009232

Shares

828.41K

Value

38.70M

Filed

Jun 30, 2026

16

FMR LLC

CIK 315066

Shares

775.43K

Value

36.23M

Filed

Jun 30, 2026

17

TWO SIGMA INVESTMENTS, LP

CIK 1179392

Shares

676.62K

Value

31.61M

Filed

Jun 30, 2026

18

NORTHERN TRUST CORP

CIK 73124

Shares

662.82K

Value

30.97M

Filed

Jun 30, 2026

19

SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P.

CIK 1812095

Shares

630.23K

Value

29.44M

Filed

Jun 30, 2026

20

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 884546

Shares

630.23K

Value

29.44M

Filed

Jun 30, 2026

Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.