Is IBRX heavily shorted?

Yes, by both FINRA measures. On 30 September 2026, 124,092,202 shares were held short, 26th of 4,468 actively traded US stocks. Days to cover was 8.88, more than twice the 3.79-day median for the same stocks.

What is the current short interest on IBRX?

124,092,202 shares on 30 September 2026, down 1.05% from 125,408,192 on 15 September. In every report since January 2026 the count has stayed between 124 million and 141 million shares.

Why did IBRX’s days to cover drop at the end of September?

Because trading picked up, not because short sellers bought back. Average volume rose from 7,907,803 to 13,967,506 shares a day between the 15 and 30 September reports, while shares held short fell only 1.05%. Days to cover divides one by the other, so it fell from 15.86 to 8.88.

Ticker

IBRX

ImmunityBio, Inc.

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IBRX in the last 90 days

ImmunityBio, Inc. (IBRX) had no US House transactions and no insider purchases in filings from the last 90 days.

FINRA’s latest report (settlement 30 SEPT 2026) shows 124,092,202 shares held short, 8.9 days to cover, down 1.1% from the report before.

Delay: each filing below shows how many days passed between the trade and its publication. None of this is real-time.

Latest filing on file: — · FINRA settlement 30 SEPT 2026 · public filings, reported as filed · updated 13 Oct, 06:05 UTC

ImmunityBio (IBRX) short interest since August 2025

In FINRA’s report settled on 30 September 2026, 124,092,202 ImmunityBio shares were held short, 1.05% fewer than two weeks before. At 13,967,506 shares traded a day, that equals 8.88 days to cover. Only 25 stocks in this site’s short interest ranking had more shares held short.

The short position grew fast at the end of 2025. It rose from 75,307,294 shares in August 2025 to 135,160,945 on 30 January 2026, with a 23.12% jump in the 15 December report alone. It peaked at 140,326,066 on 15 April 2026 and has slipped in most reports since.

Days to cover moves more, because ImmunityBio’s trading volume swings widely. It was above 10 days in eight reports from April to September 2026 and reached 15.86 on 15 September, when 7,907,803 shares traded a day. Two weeks later volume was 76.6% higher, and days to cover fell to 8.88 while the short position barely moved.

Among the 4,468 stocks in this site’s short interest ranking, those trading at least 100,000 shares a day, IBRX came 26th by shares held short and 424th by days to cover on 30 September. No company insider purchase and no US House trade in IBRX is in the filings on this site.

Is IBRX heavily shorted?: Yes, by both FINRA measures. On 30 September 2026, 124,092,202 shares were held short, 26th of 4,468 actively traded US stocks. Days to cover was 8.88, more than twice the 3.79-day median for the same stocks.
What is the current short interest on IBRX?: 124,092,202 shares on 30 September 2026, down 1.05% from 125,408,192 on 15 September. In every report since January 2026 the count has stayed between 124 million and 141 million shares.
Why did IBRX’s days to cover drop at the end of September?: Because trading picked up, not because short sellers bought back. Average volume rose from 7,907,803 to 13,967,506 shares a day between the 15 and 30 September reports, while shares held short fell only 1.05%. Days to cover divides one by the other, so it fell from 15.86 to 8.88.

What the filings show

What the filings show · last 90 days · Quiet Money indicator

1 of 4 sources

+19Tilted in

Leaning outBalancedLeaning in

The disclosed money is leaning into this name, on what has actually been filed. This reads on one source only, so treat it lightly.

Short interest: Short interest fell 7.7% — 134,395,641 to 124,092,202 shares between 15 JUL 2026 and 30 SEPT 2026. See the filings →; +19

This summarises filings that have already been published — it is not a forecast, a rating of the company, or advice. Every figure above is listed in full further down this page, with the document it came from.

FINRA short interest

Settlement 30 SEPT 2026 · shares held short

124,092,202shares held short

Days to cover

8.88

Avg daily volume

13,967,506

Since last report

-1.05%

As of 30 September 2026, 124,092,202 ImmunityBio, Inc. shares were held short — the total across every reporting firm, not one fund's position. That is 1,315,990 shares fewer than the previous report, a 1.05% decrease. At the average daily volume of 13,967,506 shares, that position represents 8.88 days of trading — what the filing calls days to cover.

Across the 12 reports we hold, the position has fallen from 140,326,066 shares on 15 April 2026 to 124,092,202 today, a change of 11.6%. The highest reading in that window was 140,326,066 shares on 15 April 2026.

Settlement	Shares short	Days to cover
30 SEPT 2026	124,092,202	8.88
15 SEPT 2026	125,408,192	15.86
31 AUG 2026	125,637,933	14.77
14 AUG 2026	127,495,672	15.44
31 JUL 2026	128,997,049	14.49
15 JUL 2026	134,395,641	11.92
30 JUN 2026	131,830,884	8.66
15 JUN 2026	135,149,785	11.95
29 MAY 2026	132,143,163	7.64
15 MAY 2026	132,753,919	10.57
30 APR 2026	138,109,255	10.60
15 APR 2026	140,326,066	9.54

Why there is no float percentage, what days to cover means and when FINRA publishes: how short interest is counted here.

Disclosed insider buying on file

—no purchase on file passed the price check

Open-market purchases only — the amount is a fact, not a verdict.

On file here

Short positions0

Insider purchases0

US House transactions0

Latest change—

SHORT POSITIONS · 0INSIDER BUYS · 0US HOUSE · 0

What this page will never showNo buy or sell ratingsNo price targetsNo forecastsIndicators are rules-based summaries of the filingsDocuments, dates, and how long they took to become public.