US short interest report: settlement 31 Jul 2026
FINRA's consolidated short interest for settlement date 31 Jul 2026 covers 3,916 US-listed stocks we can price against an SEC share count, 133 of them with 20% or more of shares outstanding sold short. Changes are percentage points (pp) of shares outstanding against the previous report (settlement 15 Jul 2026).
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Biggest rises
| Company | Previous | This report | Change (pp) |
|---|---|---|---|
| Immunic, Inc. | 1.04% | 10.51% | +9.47 |
| Gossamer Bio, Inc. | 31.18% | 40.47% | +9.29 |
| Outlook Therapeutics, Inc. | 9.30% | 16.56% | +7.26 |
| Optimum Communications, Inc. | 3.76% | 9.32% | +5.56 |
| Karyopharm Therapeutics Inc. | 27.85% | 33.34% | +5.49 |
| Simulations Plus, Inc. | 8.80% | 14.06% | +5.26 |
| Axe Compute Inc. | 9.21% | 14.45% | +5.24 |
| CXApp Inc. | 4.67% | 9.52% | +4.85 |
| Replimune Group, Inc. | 28.18% | 32.81% | +4.63 |
| T1 Energy Inc. | 17.53% | 21.69% | +4.16 |
Biggest falls
| Company | Previous | This report | Change (pp) |
|---|---|---|---|
| Moleculin Biotech, Inc. | 19.76% | 3.10% | −16.66 |
| AmpliTech Group, Inc. | 26.14% | 13.12% | −13.02 |
| PMGC Holdings Inc. | 17.81% | 9.69% | −8.12 |
| Soluna Holdings, Inc | 30.89% | 23.03% | −7.86 |
| AIM ImmunoTech Inc. | 18.95% | 11.22% | −7.73 |
| Editas Medicine, Inc. | 22.67% | 15.28% | −7.39 |
| GigaCloud Technology Inc | 13.16% | 6.21% | −6.95 |
| TruGolf Holdings, Inc. | 11.20% | 5.11% | −6.09 |
| Battalion Oil Corporation | 28.62% | 22.69% | −5.93 |
| REGENXBIO Inc. | 16.71% | 10.90% | −5.81 |
Entered the published set
Published this report but not the previous one: a new listing, or a stock that had been paused by one of our data checks. Not the same as a short position appearing from nothing.
- Fabric.AI, Inc., 33.64%
- KUSTOM ENTERTAINMENT, INC., 26.42%
- Valion Bio, Inc., 26.18%
- MEDICAL PROPERTIES TRUST INC, 24.12%
- HIVE Digital Technologies Ltd., 22.09%
- Atrium Therapeutics, Inc., 20.54%
- Quantum Cyber N.V., 20.48%
- RTB Digital, Inc., 18.27%
- Keel Infrastructure Corp., 17.22%
- REalloys Inc., 15.62%
Left the published set
Published the previous report but not this one: usually a delisting, a merger, or a pause by one of our data checks, not a position closing. Last figure shown.
- Genprex, Inc., 38.98%
- Catheter Precision, Inc., 21.35%
- Nuburu, Inc., 21.13%
- FARADAY FUTURE INTELLIGENT ELECTRIC INC., 16.46%
- BioXcel Therapeutics, Inc., 14.94%
- Digital Brands Group, Inc., 11.04%
- AtaiBeckley Inc., 10.40%
- Digimarc CORP, 9.84%
- Chart Industries, Inc., 9.43%
- Domo, Inc., 8.93%
Most shorted this report
- Wolfspeed, Inc., 48.98%
- Ondas Inc., 47.40%
- GlucoTrack, Inc., 40.82%
- Gossamer Bio, Inc., 40.47%
- Virgin Galactic Holdings, Inc, 38.39%
- SOUNDHOUND AI, INC., 37.61%
- Cabaletta Bio, Inc., 36.63%
- LENZ Therapeutics, Inc., 36.10%
- JACK IN THE BOX INC, 35.43%
- Serve Robotics Inc., 34.98%
Full table today: most shorted US stocks. US short interest data: FINRA. Not affiliated with FINRA; nothing here is investment advice.