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ESE stock

ESCO Technologies Inc (ESE) short interest & short volume · 2.5% of float short

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

What changed

ESE short interest rose 2.9% to 645K shares in the Oct 15, 2026 report (2.5% of float, 2.5 days to cover). Daily short volume averaged 51.4% of volume over the last 20 sessions, down from 58.9% the 20 sessions before, the 26th percentile of its own 20-day averages since Sep 23, 2025.

Short interest

Official, twice monthly · settled Oct 15, 2026

Shares short
645K
prior 627K
% of float
2.5%
float 25.8M
Days to cover
2.5
avg vol 260K
Change vs prior report
+2.9%

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)
48.6%
35K of 72K
20-day average
51.4%
prior 58.9%
Percentile vs own history
26th
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: -0.8%

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 · ESE overview

Last 10 sessions · daily short volume · FINRA Reg SHO
DateShortTotalShort % of volume
2026-11-0234,76971,55848.6%
2026-10-3069,47192,84874.8%
2026-10-2932,16655,95957.5%
2026-10-2833,16961,40254.0%
2026-10-2726,85344,22560.7%
2026-10-2648,466101,69847.7%
2026-10-2341,07393,43644.0%
2026-10-2260,261101,07159.6%
2026-10-2132,125181,66717.7%
2026-10-2037,48191,06641.2%

Technology peers with similar quant ratings

ESE is rated 4.10 of 5 among 462 rated Technology stocks (Lician quant rating, Nov 4, 2026). How the rating works

ESE short interest FAQ

What is ESE's short interest?

ESCO Technologies Inc (ESE) had 645K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 2.5% of its 25.8M-share float.

How many days to cover does ESE have?

2.5 days: 645K shares short divided by an average daily volume of 260K for the Oct 15, 2026 period.

Is ESE short interest rising or falling?

ESE short interest rose (+2.9%) from 627K to 645K shares in the Oct 15, 2026 report.

Is ESE a short squeeze candidate?

Lician's squeeze watch scores ESE 10 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 3.3/40, days to cover 6.2/25, change in short interest vs prior report 0.9/15, 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 ESE daily volume is sold short?

51.4% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 26th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.

What was ESE's latest FINRA short volume?

On Nov 2, 2026, cached FINRA short volume for ESCO Technologies Inc (ESE) was 34,769 shares, 48.6% of 71,558 total volume.

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

This page lists 10 cached FINRA short-volume sessions for ESCO Technologies Inc (ESE), from Oct 20, 2026 through Nov 2, 2026.

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

Cached FINRA short volume for ESCO Technologies Inc (ESE) moved from 74.8% on Oct 30, 2026 to 48.6% on Nov 2, 2026, down 26.2 percentage points.

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