Mercialys (MEIYF) short interest & short volume · 0.2% of float short
Mercialys official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
MEIYF short interest fell 26.6% to 216K shares in the Oct 15, 2026 report (0.2% of float, 1000.0 days to cover).
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 216K
- prior 294K
- % of float
- 0.2%
- float 92.8M
- Days to cover
- 1000.0
- avg vol 102
- Change vs prior report
- -26.6%
| Report date | Shares short | $ value short | Change | % float | Days to cover | Price |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | 216K | $2.3M | -26.6% | 0.2% | 1000.0 | $10.62 |
| Sep 30, 2026 | 294K | $4.1M | 0.0% | 0.3% | 1000.0 | $14.13 |
| Sep 15, 2026 | 294K | $4.1M | +0.1% | 0.3% | 1000.0 | $14.13 |
| Aug 31, 2026 | 293K | $4.1M | +1.2% | 0.3% | 1000.0 | $14.13 |
| Aug 14, 2026 | 290K | $4.1M | -0.2% | 0.3% | 1000.0 | $14.13 |
| Jul 31, 2026 | 291K | — | -0.9% | 0.3% | 1000.0 | — |
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
No FINRA daily short volume on file for MEIYF yet.
Short squeeze score (model)
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.
MEIYF'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 · MEIYF overview
MEIYF short interest FAQ
What is MEIYF's short interest?
Mercialys (MEIYF) had 216K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 0.2% of its 92.8M-share float.
How many days to cover does MEIYF have?
1000.0 days: 216K shares short divided by an average daily volume of 102 for the Oct 15, 2026 period.
Is MEIYF short interest rising or falling?
MEIYF short interest fell (-26.6%) from 294K to 216K shares in the Oct 15, 2026 report.
Is MEIYF a short squeeze candidate?
Lician's squeeze watch scores MEIYF 25 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 0.3/40, days to cover 25/25, change in short interest vs prior report 0/15. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What is MEIYF's market cap?
Mercialys (MEIYF) market cap is $1.24B on the latest cached fundamentals snapshot.
Where is MEIYF short volume listed?
Cached FINRA short volume for Mercialys (MEIYF) is listed at https://lician.com/short-interest/meiyf.
Not investment advice. Figures as filed or reported, not a live feed.