Alarm.com Holdings Inc (ALRM) short interest & short volume · 6.6% of float short
Alarm.com Holdings Inc official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
ALRM short interest rose 1.6% to 3.1M shares in the Oct 15, 2026 report (6.6% of float, 7.2 days to cover). Daily short volume averaged 64.0% of volume over the last 20 sessions, up from 42.4% the 20 sessions before, the 100th percentile of its own 20-day averages since Sep 22, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 3.1M
- prior 3.0M
- % of float
- 6.6%
- float 46.9M
- Days to cover
- 7.2
- avg vol 428K
- Change vs prior report
- +1.6%
Days to cover is short interest divided by FINRA's average daily volume for the period: how many average days of trading it would take shorts to buy back.
% of float uses the current float for every report (no float was stored with older reports).
Source: FINRA equity short interest (twice monthly) · Settlement Oct 15, 2026
Daily short volume
Share of each day's volume sold short · FINRA Reg SHO
- Latest (Nov 2)
- 63.9%
- 166K of 259K
- 20-day average
- 64.0%
- prior 42.4%
- Percentile vs own history
- 100th
- 233 periods since 2025
Loading prices…
Source: FINRA Reg SHO daily short sale volume · Latest Nov 2, 2026
Short squeeze score (model)
Price since settlement: +13.6%
Model, not a forecast: 40 pts short interest % of float (full at 30%), 25 pts days to cover (full at 10), 15 pts rise in short interest since the prior report (full at +50%), 20 pts price gain since the settlement date (full at +25%). Missing inputs score 0.
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Market-wide: most shorted stocks, biggest changes and unusual short volume · ALRM overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 165,837 | 259,397 | 63.9% |
| 2026-10-30 | 199,684 | 277,091 | 72.1% |
| 2026-10-29 | 173,418 | 251,580 | 68.9% |
| 2026-10-28 | 155,263 | 242,083 | 64.1% |
| 2026-10-27 | 96,981 | 135,753 | 71.4% |
| 2026-10-26 | 163,266 | 207,752 | 78.6% |
| 2026-10-23 | 215,619 | 293,587 | 73.4% |
| 2026-10-22 | 299,456 | 391,682 | 76.5% |
| 2026-10-21 | 132,337 | 174,568 | 75.8% |
| 2026-10-20 | 65,282 | 91,613 | 71.3% |
Technology peers with similar quant ratings
ALRM is rated 4.82 of 5 among 462 rated Technology stocks (Lician quant rating, Nov 4, 2026). How the rating works
- P short interest4.86 · Strong Buy
- PAYS short interest4.85 · Strong Buy · stock
- FLYW short interest4.84 · Strong Buy · stock
- HPE short interest4.83 · Strong Buy · stock
- MNTN short interest4.81 · Strong Buy · stock
- NTNX short interest4.80 · Strong Buy · stock
- TEAM short interest4.80 · Strong Buy · stock
- PATH short interest4.79 · Strong Buy · stock
ALRM on Lician stock screens
ALRM is rated Strong Buy (4.82 of 5) and passes 4 of 9 preset screens on the Nov 4, 2026 quant run. Build your own screen
ALRM short interest FAQ
What is ALRM's short interest?
Alarm.com Holdings Inc (ALRM) had 3.1M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 6.6% of its 46.9M-share float.
How many days to cover does ALRM have?
7.2 days: 3.1M shares short divided by an average daily volume of 428K for the Oct 15, 2026 period.
Is ALRM short interest rising or falling?
ALRM short interest rose (+1.6%) from 3.0M to 3.1M shares in the Oct 15, 2026 report.
Is ALRM a short squeeze candidate?
Lician's squeeze watch scores ALRM 38 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 8.8/40, days to cover 18.1/25, change in short interest vs prior report 0.5/15, price change since settlement date 10.9/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of ALRM daily volume is sold short?
64.0% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 100th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was ALRM's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for Alarm.com Holdings Inc (ALRM) was 165,837 shares, 63.9% of 259,397 total volume.
How many ALRM short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Alarm.com Holdings Inc (ALRM), from Oct 20, 2026 through Nov 2, 2026.
How did ALRM short volume percent change from the prior cached session?
Cached FINRA short volume for Alarm.com Holdings Inc (ALRM) moved from 72.1% on Oct 30, 2026 to 63.9% on Nov 2, 2026, down 8.2 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.