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MIST stock

Milestone Pharmaceuticals Inc (MIST) short interest & short volume · 19.7M shares short

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

What changed

MIST short interest rose 3.7% to 19.7M shares in the Oct 15, 2026 report (18.7 days to cover). Daily short volume averaged 54.6% of volume over the last 20 sessions, up from 52.6% the 20 sessions before, the 74th percentile of its own 20-day averages since Sep 23, 2025.

Short interest

Official, twice monthly · settled Oct 15, 2026

Shares short
19.7M
prior 19.0M
% of float
140.1%
float 14.1M
Days to cover
18.7
avg vol 1.1M
Change vs prior report
+3.7%

6 reports

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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)
63.8%
298K of 467K
20-day average
54.6%
prior 52.6%
Percentile vs own history
74th
233 periods since 2025

Loading prices…

Short volumeRest of the day's volume

Source: FINRA Reg SHO daily short sale volume · Latest Nov 2, 2026

Short squeeze score (model)

Price since settlement: -4.5%

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 · MIST overview

Last 10 sessions · daily short volume · FINRA Reg SHO
DateShortTotalShort % of volume
2026-11-02297,546466,53463.8%
2026-10-30179,408386,98946.4%
2026-10-29242,964503,38248.3%
2026-10-28291,679532,42954.8%
2026-10-27238,045516,24946.1%
2026-10-26239,177492,63648.5%
2026-10-23427,234887,26848.1%
2026-10-22125,375290,89343.1%
2026-10-21198,995387,13551.4%
2026-10-20153,565335,70845.7%

Healthcare peers with similar quant ratings

MIST among 532 rated Healthcare stocks (Lician quant rating, Nov 4, 2026). How the rating works

MIST short interest FAQ

What is MIST's short interest?

Milestone Pharmaceuticals Inc (MIST) had 19.7M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.

How many days to cover does MIST have?

18.7 days: 19.7M shares short divided by an average daily volume of 1.1M for the Oct 15, 2026 period.

Is MIST short interest rising or falling?

MIST short interest rose (+3.7%) from 19.0M to 19.7M shares in the Oct 15, 2026 report.

Is MIST a short squeeze candidate?

Lician's squeeze watch scores MIST 66 out of 100 (elevated) from the Oct 15, 2026 report: short interest % of float 40/40, days to cover 25/25, change in short interest vs prior report 1.1/15, price change since settlement date 0/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.

What share of MIST daily volume is sold short?

54.6% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 74th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.

What was MIST's latest FINRA short volume?

On Nov 2, 2026, cached FINRA short volume for Milestone Pharmaceuticals Inc (MIST) was 297,546 shares, 63.8% of 466,534 total volume.

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

This page lists 10 cached FINRA short-volume sessions for Milestone Pharmaceuticals Inc (MIST), from Oct 20, 2026 through Nov 2, 2026.

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

Cached FINRA short volume for Milestone Pharmaceuticals Inc (MIST) moved from 46.4% on Oct 30, 2026 to 63.8% on Nov 2, 2026, up 17.4 percentage points.

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