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IONQ stock

IonQ Inc (IONQ) short interest & short volume · 47.9M shares short

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

What changed

IONQ short interest rose 17.9% to 47.9M shares in the Oct 15, 2026 report (1.9 days to cover). Daily short volume averaged 56.0% of volume over the last 20 sessions, down from 57.5% the 20 sessions before, the 37th percentile of its own 20-day averages since Sep 23, 2025.

Short interest

Official, twice monthly · settled Oct 15, 2026

Shares short
47.9M
prior 40.6M
% of float
—
no float on file
Days to cover
1.9
avg vol 24.5M
Change vs prior report
+17.9%

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.

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)
42.5%
3.6M of 8.5M
20-day average
56.0%
prior 57.5%
Percentile vs own history
37th
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: -12.7%

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 · IONQ overview

Last 10 sessions · daily short volume · FINRA Reg SHO
DateShortTotalShort % of volume
2026-11-023,617,0388,502,92942.5%
2026-10-304,559,90810,043,05145.4%
2026-10-292,097,6935,364,46039.1%
2026-10-283,144,6416,412,49649.0%
2026-10-273,466,9947,985,11243.4%
2026-10-262,788,9205,905,27447.2%
2026-10-232,817,5735,306,68953.1%
2026-10-224,107,3597,361,62655.8%
2026-10-213,918,3716,381,41861.4%
2026-10-205,143,5358,367,73261.5%

Technology peers with similar quant ratings

IONQ is rated 1.11 of 5 among 462 rated Technology stocks (Lician quant rating, Nov 4, 2026). How the rating works

IONQ short interest FAQ

What is IONQ's short interest?

IonQ Inc (IONQ) had 47.9M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.

How many days to cover does IONQ have?

1.9 days: 47.9M shares short divided by an average daily volume of 24.5M for the Oct 15, 2026 period.

Is IONQ short interest rising or falling?

IONQ short interest rose (+17.9%) from 40.6M to 47.9M shares in the Oct 15, 2026 report.

Is IONQ a short squeeze candidate?

Lician's squeeze watch scores IONQ 10 out of 100 (low) from the Oct 15, 2026 report: days to cover 4.9/25, change in short interest vs prior report 5.4/15, 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 IONQ daily volume is sold short?

56.0% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 37th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.

What was IONQ's latest FINRA short volume?

On Nov 2, 2026, cached FINRA short volume for IonQ Inc (IONQ) was 3,617,038 shares, 42.5% of 8,502,929 total volume.

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

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

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

Cached FINRA short volume for IonQ Inc (IONQ) moved from 45.4% on Oct 30, 2026 to 42.5% on Nov 2, 2026, down 2.9 percentage points.

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