Tenable Holdings Inc (TENB) short interest & short volume · 15.1M shares short
Tenable Holdings Inc official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
TENB short interest fell 3.1% to 15.1M shares in the Oct 15, 2026 report (4.7 days to cover). Daily short volume averaged 65.0% of volume over the last 20 sessions, down from 66.6% the 20 sessions before, the 89th percentile of its own 20-day averages since Sep 23, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 15.1M
- prior 15.6M
- % of float
- —
- no float on file
- Days to cover
- 4.7
- avg vol 3.2M
- Change vs prior report
- -3.1%
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)
- 51.9%
- 822K of 1.6M
- 20-day average
- 65.0%
- prior 66.6%
- Percentile vs own history
- 89th
- 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: +19.6%
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.
TENB'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 · TENB overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 821,751 | 1,582,347 | 51.9% |
| 2026-10-30 | 1,540,397 | 2,200,672 | 70.0% |
| 2026-10-29 | 3,035,577 | 3,979,540 | 76.3% |
| 2026-10-28 | 1,270,769 | 2,203,584 | 57.7% |
| 2026-10-27 | 879,817 | 1,501,991 | 58.6% |
| 2026-10-26 | 2,546,169 | 3,184,022 | 80.0% |
| 2026-10-23 | 1,401,784 | 2,746,781 | 51.0% |
| 2026-10-22 | 876,028 | 1,624,552 | 53.9% |
| 2026-10-21 | 1,285,833 | 1,997,500 | 64.4% |
| 2026-10-20 | 350,285 | 499,629 | 70.1% |
Technology peers with similar quant ratings
TENB is rated 3.78 of 5 among 462 rated Technology stocks (Lician quant rating, Nov 4, 2026). How the rating works
- III short interest3.82 · Buy · stock
- MPWR short interest3.81 · Buy · stock
- CDNS short interest3.79 · Buy · stock
- TDY short interest3.79 · Buy · stock
- BELFB short interest3.77 · Buy · stock
- FSLR short interest3.77 · Buy · stock
- PLTR short interest3.76 · Buy · stock
- AMAT short interest3.75 · Buy · stock
TENB on Lician stock screens
TENB is rated Buy (3.78 of 5) and passes 1 of 9 preset screens on the Nov 4, 2026 quant run. Build your own screen
TENB short interest FAQ
What is TENB's short interest?
Tenable Holdings Inc (TENB) had 15.1M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.
How many days to cover does TENB have?
4.7 days: 15.1M shares short divided by an average daily volume of 3.2M for the Oct 15, 2026 period.
Is TENB short interest rising or falling?
TENB short interest fell (-3.1%) from 15.6M to 15.1M shares in the Oct 15, 2026 report.
Is TENB a short squeeze candidate?
Lician's squeeze watch scores TENB 27 out of 100 (low) from the Oct 15, 2026 report: days to cover 11.7/25, change in short interest vs prior report 0/15, price change since settlement date 15.7/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of TENB daily volume is sold short?
65.0% on average over the last 20 sessions to Nov 2, 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 TENB's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for Tenable Holdings Inc (TENB) was 821,751 shares, 51.9% of 1,582,347 total volume.
How many TENB short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Tenable Holdings Inc (TENB), from Oct 20, 2026 through Nov 2, 2026.
How did TENB short volume percent change from the prior cached session?
Cached FINRA short volume for Tenable Holdings Inc (TENB) moved from 70.0% on Oct 30, 2026 to 51.9% on Nov 2, 2026, down 18.1 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.