USEP stock
Innovator S&P 500 Ultra Buffer ETF - September (USEP) short interest & short volume · 25K shares short
Innovator S&P 500 Ultra Buffer ETF - September official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
USEP short interest fell 33.1% to 25K shares in the Oct 15, 2026 report (1.7 days to cover). Daily short volume averaged 49.6% of volume over the last 20 sessions, the 87th percentile of its own 20-day averages since Sep 18, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 25K
- prior 37K
- % of float
- —
- no float on file
- Days to cover
- 1.7
- avg vol 14K
- Change vs prior report
- -33.1%
| Report date | Shares short | $ value short | Change | % float | Days to cover | Price |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | 25K | $1.1M | -33.1% | — | 1.7 | $42.29 |
| Sep 30, 2026 | 37K | $1.6M | -57.4% | — | 1.0 | $42.03 |
| Sep 15, 2026 | 88K | $3.7M | +361.5% | — | 1.0 | $41.79 |
| Aug 31, 2026 | 19K | $801K | +1175.6% | — | 1.2 | $42.04 |
| Aug 14, 2026 | 1K | $63K | +100.0% | — | 1.0 | $41.91 |
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 11)
- 30.9%
- 4K of 11K
- 20-day average
- 49.6%
- prior 49.9%
- Percentile vs own history
- 87th
- 233 periods since 2025
Loading prices…
Source: FINRA Reg SHO daily short sale volume · Latest Nov 11, 2026
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.
USEP'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 · USEP overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-11 | 3,523 | 11,385 | 30.9% |
| 2026-11-10 | 39,783 | 51,150 | 77.8% |
| 2026-11-09 | 24,191 | 79,083 | 30.6% |
| 2026-11-06 | 35,986 | 59,040 | 61.0% |
| 2026-11-05 | 21,983 | 30,165 | 72.9% |
| 2026-11-04 | 7,938 | 11,984 | 66.2% |
| 2026-11-03 | 6,033 | 11,161 | 54.0% |
| 2026-11-02 | 3,685 | 5,667 | 65.0% |
| 2026-10-30 | 12,765 | 15,735 | 81.1% |
| 2026-10-29 | 616 | 4,670 | 13.2% |
USEP short interest FAQ
What is USEP's short interest?
Innovator S&P 500 Ultra Buffer ETF - September (USEP) had 25K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.
How many days to cover does USEP have?
1.7 days: 25K shares short divided by an average daily volume of 14K for the Oct 15, 2026 period.
Is USEP short interest rising or falling?
USEP short interest fell (-33.1%) from 37K to 25K shares in the Oct 15, 2026 report.
Is USEP a short squeeze candidate?
Lician's squeeze watch scores USEP 4 out of 100 (low) from the Oct 15, 2026 report: days to cover 4.4/25, 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 share of USEP daily volume is sold short?
49.6% on average over the last 20 sessions to Nov 11, 2026 (FINRA Reg SHO daily short volume; the 87th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was USEP's latest FINRA short volume?
On Nov 11, 2026, cached FINRA short volume for Innovator S&P 500 Ultra Buffer ETF - September (USEP) was 3,523 shares, 30.9% of 11,385 total volume.
How many USEP short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Innovator S&P 500 Ultra Buffer ETF - September (USEP), from Oct 29, 2026 through Nov 11, 2026.
How did USEP short volume percent change from the prior cached session?
Cached FINRA short volume for Innovator S&P 500 Ultra Buffer ETF - September (USEP) moved from 77.8% on Nov 10, 2026 to 30.9% on Nov 11, 2026, down 46.9 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.