ScanTech AI Systems Inc. Common stock (STAI) short interest & short volume · 23K shares short
ScanTech AI Systems Inc. Common stock official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
STAI short interest fell 9.9% to 23K shares in the Oct 15, 2026 report (18.3 days to cover). Daily short volume averaged 47.9% of volume over the last 20 sessions, up from 45.6% the 20 sessions before, the 89th percentile of its own 20-day averages since Sep 16, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 23K
- prior 25K
- % of float
- —
- no float on file
- Days to cover
- 18.3
- avg vol 1K
- Change vs prior report
- -9.9%
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 (Feb 9)
- 66.8%
- 602K of 900K
- 20-day average
- 47.9%
- prior 45.6%
- Percentile vs own history
- 89th
- 75 periods since 2025
Loading prices…
Source: FINRA Reg SHO daily short sale volume · Latest Feb 9, 2026
Short squeeze score (model)
Price since settlement: +10900.0%
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.
STAI'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 · STAI overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-02-09 | 601,827 | 900,364 | 66.8% |
| 2026-02-06 | 22,376 | 43,140 | 51.9% |
| 2026-02-05 | 12,498 | 52,156 | 24.0% |
| 2026-02-04 | 17,358 | 38,678 | 44.9% |
| 2026-02-03 | 20,255 | 45,866 | 44.2% |
| 2026-02-02 | 17,952 | 54,433 | 33.0% |
| 2026-01-30 | 39,933 | 64,777 | 61.6% |
| 2026-01-29 | 10,044 | 36,840 | 27.3% |
| 2026-01-28 | 76,906 | 140,073 | 54.9% |
| 2026-01-27 | 45,601 | 124,127 | 36.7% |
Industrials peers with similar quant ratings
STAI among 418 rated Industrials stocks (Lician quant rating, Nov 4, 2026). How the rating works
- WTS short interest5.00 · Strong Buy · stock
- AER short interest4.99 · Strong Buy · stock
- PANL short interest4.98 · Strong Buy · stock
- ATRO short interest4.97 · Strong Buy
- GEO short interest4.96 · Strong Buy · stock
- TDG short interest4.95 · Strong Buy · stock
- DAC short interest4.94 · Strong Buy
- RJET short interest4.93 · Strong Buy · stock
STAI short interest FAQ
What is STAI's short interest?
ScanTech AI Systems Inc. Common stock (STAI) had 23K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.
How many days to cover does STAI have?
18.3 days: 23K shares short divided by an average daily volume of 1K for the Oct 15, 2026 period.
Is STAI short interest rising or falling?
STAI short interest fell (-9.9%) from 25K to 23K shares in the Oct 15, 2026 report.
Is STAI a short squeeze candidate?
Lician's squeeze watch scores STAI 45 out of 100 (elevated) from the Oct 15, 2026 report: days to cover 25/25, change in short interest vs prior report 0/15, price change since settlement date 20/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of STAI daily volume is sold short?
47.9% on average over the last 20 sessions to Feb 9, 2026 (FINRA Reg SHO daily short volume; the 89th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was STAI's latest FINRA short volume?
On Feb 9, 2026, cached FINRA short volume for ScanTech AI Systems Inc. Common stock (STAI) was 601,827 shares, 66.8% of 900,364 total volume.
How many STAI short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for ScanTech AI Systems Inc. Common stock (STAI), from Jan 27, 2026 through Feb 9, 2026.
How did STAI short volume percent change from the prior cached session?
Cached FINRA short volume for ScanTech AI Systems Inc. Common stock (STAI) moved from 51.9% on Feb 6, 2026 to 66.8% on Feb 9, 2026, up 14.9 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.