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RNTX stock

Rein Therapeutics Inc (RNTX) short interest & short volume · 591K shares short

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

What changed

RNTX short interest fell 9.3% to 591K shares in the Oct 15, 2026 report (1.1 days to cover). Daily short volume averaged 33.7% of volume over the last 20 sessions, down from 39.8% the 20 sessions before, the 12th percentile of its own 20-day averages since Sep 23, 2025.

Short interest

Official, twice monthly · settled Oct 15, 2026

Shares short
591K
prior 651K
% of float
—
no float on file
Days to cover
1.1
avg vol 532K
Change vs prior report
-9.3%

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.

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)
39.6%
93K of 235K
20-day average
33.7%
prior 39.8%
Percentile vs own history
12th
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: +6.3%

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.

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

Last 10 sessions · daily short volume · FINRA Reg SHO
DateShortTotalShort % of volume
2026-11-0292,958235,00739.6%
2026-10-3013,14376,97917.1%
2026-10-2956,879107,74852.8%
2026-10-2855,168146,26137.7%
2026-10-27266,785398,51167.0%
2026-10-26106,718232,77845.9%
2026-10-2383,822213,31839.3%
2026-10-2253,874151,64335.5%
2026-10-2138,585151,47425.5%
2026-10-2059,358169,64935.0%

Healthcare peers with similar quant ratings

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

RNTX short interest FAQ

What is RNTX's short interest?

Rein Therapeutics Inc (RNTX) had 591K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.

How many days to cover does RNTX have?

1.1 days: 591K shares short divided by an average daily volume of 532K for the Oct 15, 2026 period.

Is RNTX short interest rising or falling?

RNTX short interest fell (-9.3%) from 651K to 591K shares in the Oct 15, 2026 report.

Is RNTX a short squeeze candidate?

Lician's squeeze watch scores RNTX 8 out of 100 (low) from the Oct 15, 2026 report: days to cover 2.8/25, change in short interest vs prior report 0/15, price change since settlement date 5/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.

What share of RNTX daily volume is sold short?

33.7% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 12th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.

What was RNTX's latest FINRA short volume?

On Nov 2, 2026, cached FINRA short volume for Rein Therapeutics Inc (RNTX) was 92,958 shares, 39.6% of 235,007 total volume.

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

This page lists 10 cached FINRA short-volume sessions for Rein Therapeutics Inc (RNTX), from Oct 20, 2026 through Nov 2, 2026.

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

Cached FINRA short volume for Rein Therapeutics Inc (RNTX) moved from 17.1% on Oct 30, 2026 to 39.6% on Nov 2, 2026, up 22.5 percentage points.

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