ALRM
Alarm.com Holdings, Inc.Company with tickers: ALRM
CIK
1459200
CUSIP
011642105
Shares Outstanding
49,460,583
Price History
Institutional Holders
Short Volume
Short Interest
Fails to Deliver
Financials
SEC Filings
Earnings Calls
Insider Trades
Congressional Trades
Holders: 2
Total Value: $229,727
Total Shares: 5,319
Institutional Ownership Trend
Holder Concentration
Across 2 13F filers · Δ vs Dec 31, 2025Top Holder
98.3%
+75.6 pts
Top 5
100.0%
+55.5 pts
Top 10
100.0%
+44.0 pts
HHI
9,667
Highly concentrated
+8,960
Quarterly Activity
vs Dec 31, 2025
New
1
Increased
1
Decreased
0
Sold Out
298
Unchanged
0
Holder count:
-297
Institutional value:
-100.0%
Shares held:
-100.0%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds |
|---|---|---|
| Small Essential Partners LLC | +79 | 90 |
Top Sellers
vs Dec 31, 2025No qualifying movers this quarter.
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) |
|---|---|---|
| Mid SUMMITRY LLC | 5,229 | $225,840 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) |
|---|---|---|
| Mega BlackRock, Inc. | 9,251,293 | $472,000,960 |
| Mid DISCIPLINED GROWTH INVESTORS INC /MN | 3,417,517 | $174,361,717 |
| Mega BANK OF MONTREAL /CAN/ | 2,231,227 | $113,837,199 |
| Mega STATE STREET CORP | 2,022,220 | $103,173,664 |
| Mega GEODE CAPITAL MANAGEMENT, LLC | 1,219,732 | $62,230,726 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Action | |
|---|---|---|---|---|---|---|---|---|
| Mid SUMMITRY LLC | $225,840 | 98.31% | 5,229 | Shares | Sole | 2026-05-22 | View | |
| Small Essential Partners LLC | $3,887 | 1.69% | 90 | Shares | Sole | 2026-05-21 | View | |
| No holders match your search. | ||||||||