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Calamos Convertible & High Income Fund (CHY) short interest & short volume · 155K shares short

Calamos Convertible & High Income Fund official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.

What changed

CHY short interest rose 300.9% to 155K shares in the Oct 15, 2026 report (1.0 days to cover). Daily short volume averaged 46.8% of volume over the last 20 sessions, down from 50.3% the 20 sessions before, the 63rd percentile of its own 20-day averages since Oct 6, 2025.

Short interest

Official, twice monthly · settled Oct 15, 2026

Shares short
155K
prior 39K
% of float
—
no float on file
Days to cover
1.0
avg vol 249K
Change vs prior report
+300.9%

6 reports

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

CHY 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, 2026155K$1.8M+300.9%—1.0$11.41
Sep 30, 202639K$453K-42.2%—1.0$11.71
Sep 15, 202667K$805K-32.1%—1.0$12.02
Aug 31, 202699K$1.3M-24.6%—1.0$12.89
Aug 14, 2026131K$1.8M-9.3%—1.0$13.51
Jul 31, 2026144K$1.8M-49.3%—1.0$12.55

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)
52.0%
65K of 124K
20-day average
46.8%
prior 50.3%
Percentile vs own history
63rd
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)

Price since settlement: -4.8%

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.

CHY's squeeze score and its inputs with Lician Pro.Start 3-day trial — $149/yr

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

Last 10 sessions · daily short volume · FINRA Reg SHO
DateShortTotalShort % of volume
2026-11-1164,552124,22852.0%
2026-11-1046,577109,07242.7%
2026-11-0973,196112,68465.0%
2026-11-0638,882124,33831.3%
2026-11-05111,449205,53354.2%
2026-11-0468,224148,16246.0%
2026-11-0366,980106,11363.1%
2026-11-0263,257147,48742.9%
2026-10-3049,533113,30143.7%
2026-10-2938,333105,13236.5%

CHY short interest FAQ

What is CHY's short interest?

Calamos Convertible & High Income Fund (CHY) had 155K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.

How many days to cover does CHY have?

1.0 days: 155K shares short divided by an average daily volume of 249K for the Oct 15, 2026 period.

Is CHY short interest rising or falling?

CHY short interest rose (+300.9%) from 39K to 155K shares in the Oct 15, 2026 report.

Is CHY a short squeeze candidate?

Lician's squeeze watch scores CHY 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, 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 CHY daily volume is sold short?

46.8% on average over the last 20 sessions to Nov 11, 2026 (FINRA Reg SHO daily short volume; the 63rd percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.

What was CHY's latest FINRA short volume?

On Nov 11, 2026, cached FINRA short volume for Calamos Convertible & High Income Fund (CHY) was 64,552 shares, 52.0% of 124,228 total volume.

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

This page lists 10 cached FINRA short-volume sessions for Calamos Convertible & High Income Fund (CHY), from Oct 29, 2026 through Nov 11, 2026.

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

Cached FINRA short volume for Calamos Convertible & High Income Fund (CHY) moved from 42.7% on Nov 10, 2026 to 52.0% on Nov 11, 2026, up 9.3 percentage points.

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