STM (STM) short interest & short volume · 11.1M shares short
STM official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
STM short interest fell 29.1% to 11.1M shares in the Oct 15, 2026 report (1.1 days to cover). Daily short volume averaged 37.3% of volume over the last 20 sessions, down from 43.8% the 20 sessions before, the 25th percentile of its own 20-day averages since Sep 23, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 11.1M
- prior 15.7M
- % of float
- —
- no float on file
- Days to cover
- 1.1
- avg vol 10.0M
- Change vs prior report
- -29.1%
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)
- 33.5%
- 578K of 1.7M
- 20-day average
- 37.3%
- prior 43.8%
- Percentile vs own history
- 25th
- 233 periods since 2025
Loading prices…
Source: FINRA Reg SHO daily short sale volume · Latest Nov 2, 2026
Short squeeze score (model)
Price since settlement: +4.2%
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.
STM'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 · STM overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 577,770 | 1,725,497 | 33.5% |
| 2026-10-30 | 1,044,199 | 2,291,277 | 45.6% |
| 2026-10-29 | 1,932,576 | 4,034,667 | 47.9% |
| 2026-10-28 | 1,566,212 | 3,635,398 | 43.1% |
| 2026-10-27 | 913,147 | 2,522,269 | 36.2% |
| 2026-10-26 | 722,262 | 2,063,831 | 35.0% |
| 2026-10-23 | 446,677 | 1,347,036 | 33.2% |
| 2026-10-22 | 1,363,461 | 3,543,969 | 38.5% |
| 2026-10-21 | 741,572 | 2,183,723 | 34.0% |
| 2026-10-20 | 415,138 | 1,726,003 | 24.1% |
Technology peers with similar quant ratings
STM is rated 1.79 of 5 among 462 rated Technology stocks (Lician quant rating, Nov 4, 2026). How the rating works
- CLFD short interest1.82 · Sell · stock
- KOPN short interest1.81 · Sell · stock
- RPAY short interest1.80 · Sell · stock
- AVNW short interest1.79 · Sell · stock
- SLAB short interest1.78 · Sell · stock
- RMNI short interest1.77 · Sell · stock
- CAMT short interest1.76 · Sell · stock
- XYZ short interest1.75 · Sell
STM short interest FAQ
What is STM's short interest?
STM had 11.1M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.
How many days to cover does STM have?
1.1 days: 11.1M shares short divided by an average daily volume of 10.0M for the Oct 15, 2026 period.
Is STM short interest rising or falling?
STM short interest fell (-29.1%) from 15.7M to 11.1M shares in the Oct 15, 2026 report.
Is STM a short squeeze candidate?
Lician's squeeze watch scores STM 6 out of 100 (low) from the Oct 15, 2026 report: days to cover 2.8/25, change in short interest vs prior report 0/15, price change since settlement date 3.4/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of STM daily volume is sold short?
37.3% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 25th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was STM's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for STM was 577,770 shares, 33.5% of 1,725,497 total volume.
How many STM short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for STM, from Oct 20, 2026 through Nov 2, 2026.
How did STM short volume percent change from the prior cached session?
Cached FINRA short volume for STM moved from 45.6% on Oct 30, 2026 to 33.5% on Nov 2, 2026, down 12.1 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.