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AVLN stock

AVLN (AVLN) short interest & short volume · 2.4M shares short

AVLN official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.

What changed

AVLN short interest fell 6.4% to 2.4M shares in the Oct 15, 2026 report (6.6 days to cover). Daily short volume averaged 74.5% of volume over the last 20 sessions, down from 80.5% the 20 sessions before, the 51st percentile of its own 20-day averages since Apr 30, 2026.

Short interest

Official, twice monthly · settled Oct 15, 2026

Shares short
2.4M
prior 2.5M
% of float
—
no float on file
Days to cover
6.6
avg vol 355K
Change vs prior report
-6.4%

6 reports

The last 24 reports (about a year) with Lician Pro.Start 3-day trial — $149/yr

AVLN short interest by FINRA report (last 6) · price is the close on the report date
Report dateShares short$ value shortChange% floatDays to coverPrice
Oct 15, 20262.4M$58.0M-6.4%—6.6$24.64
Sep 30, 20262.5M$71.7M+20.2%—8.5$28.49
Sep 15, 20262.1M$71.8M+8.4%—9.6$34.28
Aug 31, 20261.9M$67.0M-6.9%—11.3$34.73
Aug 14, 20262.1M$81.3M+2.6%—10.9$39.25
Jul 31, 20262.0M$58.1M-7.8%—9.4$28.79

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.

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 10)
72.2%
128K of 177K
20-day average
74.5%
prior 80.5%
Percentile vs own history
51st
94 periods since 2026

Loading prices…

Short volumeRest of the day's volume

Source: FINRA Reg SHO daily short sale volume · Latest Nov 10, 2026

Short squeeze score (model)

Price since settlement: +28.3%

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.

AVLN's squeeze score and its inputs with Lician Pro.Start 3-day trial — $149/yr

Market-wide: most shorted stocks, biggest changes and unusual short volume · AVLN overview

Last 10 sessions · daily short volume · FINRA Reg SHO
DateShortTotalShort % of volume
2026-11-10127,574176,64872.2%
2026-11-09138,341238,35958.0%
2026-11-06152,813221,11369.1%
2026-11-05156,463177,77788.0%
2026-11-0494,135133,53770.5%
2026-11-03107,279174,88161.3%
2026-11-0296,903181,97353.3%
2026-10-3084,482144,19258.6%
2026-10-29145,612230,22963.3%
2026-10-28309,389423,64673.0%

Healthcare peers with similar quant ratings

AVLN among 469 rated Healthcare stocks (Lician quant rating, Nov 12, 2026). How the rating works

AVLN short interest FAQ

What is AVLN's short interest?

AVLN had 2.4M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.

How many days to cover does AVLN have?

6.6 days: 2.4M shares short divided by an average daily volume of 355K for the Oct 15, 2026 period.

Is AVLN short interest rising or falling?

AVLN short interest fell (-6.4%) from 2.5M to 2.4M shares in the Oct 15, 2026 report.

Is AVLN a short squeeze candidate?

Lician's squeeze watch scores AVLN 37 out of 100 (low) from the Oct 15, 2026 report: days to cover 16.6/25, change in short interest vs prior report 0/15, price change since settlement date 20/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.

What share of AVLN daily volume is sold short?

74.5% on average over the last 20 sessions to Nov 10, 2026 (FINRA Reg SHO daily short volume; the 51st percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.

What was AVLN's latest FINRA short volume?

On Nov 10, 2026, cached FINRA short volume for AVLN was 127,574 shares, 72.2% of 176,648 total volume.

How many AVLN short-volume sessions are listed on this page?

This page lists 10 cached FINRA short-volume sessions for AVLN, from Oct 28, 2026 through Nov 10, 2026.

How did AVLN short volume percent change from the prior cached session?

Cached FINRA short volume for AVLN moved from 58.0% on Nov 9, 2026 to 72.2% on Nov 10, 2026, up 14.2 percentage points.

Not investment advice. Figures as filed or reported, not a live feed.