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TIL stock

Instil Bio Inc. (TIL) short interest & short volume · 170K shares short

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

What changed

TIL short interest rose 7.2% to 170K shares in the Oct 15, 2026 report (6.8 days to cover). Daily short volume averaged 36.5% of volume over the last 20 sessions, down from 41.4% the 20 sessions before, the 41st percentile of its own 20-day averages since Sep 23, 2025.

Short interest

Official, twice monthly · settled Oct 15, 2026

Shares short
170K
prior 159K
% of float
—
no float on file
Days to cover
6.8
avg vol 25K
Change vs prior report
+7.2%

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)
18.0%
2K of 12K
20-day average
36.5%
prior 41.4%
Percentile vs own history
41st
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: +8.8%

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 · TIL overview

Last 10 sessions · daily short volume · FINRA Reg SHO
DateShortTotalShort % of volume
2026-11-022,13011,82618.0%
2026-10-305,9057,68276.9%
2026-10-298,34613,18863.3%
2026-10-2834,10058,23458.6%
2026-10-272,16816,99812.8%
2026-10-262,0965,16240.6%
2026-10-2314,95335,62142.0%
2026-10-223,52625,70813.7%
2026-10-211,97313,30614.8%
2026-10-204,91329,18116.8%

Healthcare peers with similar quant ratings

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

TIL short interest FAQ

What is TIL's short interest?

Instil Bio Inc. (TIL) had 170K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.

How many days to cover does TIL have?

6.8 days: 170K shares short divided by an average daily volume of 25K for the Oct 15, 2026 period.

Is TIL short interest rising or falling?

TIL short interest rose (+7.2%) from 159K to 170K shares in the Oct 15, 2026 report.

Is TIL a short squeeze candidate?

Lician's squeeze watch scores TIL 26 out of 100 (low) from the Oct 15, 2026 report: days to cover 16.9/25, change in short interest vs prior report 2.2/15, price change since settlement date 7/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.

What share of TIL daily volume is sold short?

36.5% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 41st percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.

What was TIL's latest FINRA short volume?

On Nov 2, 2026, cached FINRA short volume for Instil Bio Inc. (TIL) was 2,130 shares, 18.0% of 11,826 total volume.

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

This page lists 10 cached FINRA short-volume sessions for Instil Bio Inc. (TIL), from Oct 20, 2026 through Nov 2, 2026.

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

Cached FINRA short volume for Instil Bio Inc. (TIL) moved from 76.9% on Oct 30, 2026 to 18.0% on Nov 2, 2026, down 58.9 percentage points.

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