PTC Inc (PTC) short interest & short volume · 4.0% of float short
PTC Inc official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
PTC short interest fell 12.5% to 4.8M shares in the Oct 15, 2026 report (4.0% of float, 1.0 days to cover). Daily short volume averaged 14.1% of volume over the last 20 sessions, down from 42.9% the 20 sessions before, the 0th percentile of its own 20-day averages since Sep 23, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 4.8M
- prior 5.5M
- % of float
- 4.0%
- float 119.5M
- Days to cover
- 1.0
- avg vol 6.3M
- Change vs prior report
- -12.5%
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
- Latest (Nov 2)
- 15.1%
- 99K of 658K
- 20-day average
- 14.1%
- prior 42.9%
- Percentile vs own history
- 0th
- 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: +0.5%
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.
PTC'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 · PTC overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 99,349 | 658,373 | 15.1% |
| 2026-10-30 | 115,295 | 731,714 | 15.8% |
| 2026-10-29 | 59,538 | 778,924 | 7.6% |
| 2026-10-28 | 180,546 | 617,256 | 29.3% |
| 2026-10-27 | 180,240 | 518,338 | 34.8% |
| 2026-10-26 | 88,555 | 623,336 | 14.2% |
| 2026-10-23 | 158,948 | 650,974 | 24.4% |
| 2026-10-22 | 190,274 | 1,290,184 | 14.8% |
| 2026-10-21 | 166,130 | 780,898 | 21.3% |
| 2026-10-20 | 75,546 | 1,284,933 | 5.9% |
Technology peers with similar quant ratings
PTC is rated 4.67 of 5 among 462 rated Technology stocks (Lician quant rating, Nov 4, 2026). How the rating works
- WDAY short interest4.71 · Strong Buy · stock
- WEX short interest4.70 · Strong Buy · stock
- WDC short interest4.69 · Strong Buy · stock
- STX short interest4.68 · Strong Buy · stock
- RNG short interest4.67 · Strong Buy · stock
- OKTA short interest4.66 · Strong Buy · stock
- PD short interest4.65 · Strong Buy · stock
- YOU short interest4.64 · Strong Buy · stock
PTC on Lician stock screens
PTC is rated Strong Buy (4.67 of 5) and passes 4 of 9 preset screens on the Nov 4, 2026 quant run. Build your own screen
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PTC short interest FAQ
What is PTC's short interest?
PTC Inc (PTC) had 4.8M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 4.0% of its 119.5M-share float.
How many days to cover does PTC have?
1.0 days: 4.8M shares short divided by an average daily volume of 6.3M for the Oct 15, 2026 period.
Is PTC short interest rising or falling?
PTC short interest fell (-12.5%) from 5.5M to 4.8M shares in the Oct 15, 2026 report.
Is PTC a short squeeze candidate?
Lician's squeeze watch scores PTC 8 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 5.4/40, days to cover 2.5/25, change in short interest vs prior report 0/15, price change since settlement date 0.4/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of PTC daily volume is sold short?
14.1% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 0th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was PTC's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for PTC Inc (PTC) was 99,349 shares, 15.1% of 658,373 total volume.
How many PTC short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for PTC Inc (PTC), from Oct 20, 2026 through Nov 2, 2026.
How did PTC short volume percent change from the prior cached session?
Cached FINRA short volume for PTC Inc (PTC) moved from 15.8% on Oct 30, 2026 to 15.1% on Nov 2, 2026, down 0.7 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.