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JSI stock

JSI (JSI) short interest & short volume · 62K shares short

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

What changed

JSI short interest rose 579.6% to 62K shares in the Oct 15, 2026 report (1.0 days to cover). Daily short volume averaged 31.8% of volume over the last 20 sessions, down from 36.4% the 20 sessions before, the 14th percentile of its own 20-day averages since Oct 6, 2025.

Short interest

Official, twice monthly · settled Oct 15, 2026

Shares short
62K
prior 9K
% of float
—
no float on file
Days to cover
1.0
avg vol 220K
Change vs prior report
+579.6%

6 reports

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

JSI 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, 202662K$3.1M+579.6%—1.0$50.05
Sep 30, 20269K$457K-89.3%—1.0$49.92
Sep 15, 202686K$4.3M+74.3%—1.0$50.37
Aug 31, 202649K$2.5M-61.7%—1.0$50.81
Aug 14, 2026128K$6.6M+576.6%—1.0$51.16
Jul 31, 202619K$966K+3.6%—1.0$50.98

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 11)
61.4%
117K of 190K
20-day average
31.8%
prior 36.4%
Percentile vs own history
14th
233 periods since 2025

Loading prices…

Short volumeRest of the day's volume

Source: FINRA Reg SHO daily short sale volume · Latest Nov 11, 2026

Short squeeze score (model)

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 · JSI overview

Last 10 sessions · daily short volume · FINRA Reg SHO
DateShortTotalShort % of volume
2026-11-11116,903190,47361.4%
2026-11-1042,676144,10829.6%
2026-11-0934,818166,93520.9%
2026-11-0639,72587,48245.4%
2026-11-05498,160612,90681.3%
2026-11-047,533166,9564.5%
2026-11-0313,27591,88314.4%
2026-11-029,33864,97714.4%
2026-10-3029,717214,56213.8%
2026-10-29700,323786,90989.0%

JSI short interest FAQ

What is JSI's short interest?

JSI had 62K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.

How many days to cover does JSI have?

1.0 days: 62K shares short divided by an average daily volume of 220K for the Oct 15, 2026 period.

Is JSI short interest rising or falling?

JSI short interest rose (+579.6%) from 9K to 62K shares in the Oct 15, 2026 report.

Is JSI a short squeeze candidate?

Lician's squeeze watch scores JSI 18 out of 100 (low) from the Oct 15, 2026 report: days to cover 2.5/25, change in short interest vs prior report 15/15. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.

What share of JSI daily volume is sold short?

31.8% on average over the last 20 sessions to Nov 11, 2026 (FINRA Reg SHO daily short volume; the 14th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.

What was JSI's latest FINRA short volume?

On Nov 11, 2026, cached FINRA short volume for JSI was 116,903 shares, 61.4% of 190,473 total volume.

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

This page lists 10 cached FINRA short-volume sessions for JSI, from Oct 29, 2026 through Nov 11, 2026.

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

Cached FINRA short volume for JSI moved from 29.6% on Nov 10, 2026 to 61.4% on Nov 11, 2026, up 31.8 percentage points.

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