Plains All American Pipeline LP (PAA) short interest & short volume · 3.8% of float short
Plains All American Pipeline LP official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
PAA short interest rose 1.8% to 17.8M shares in the Oct 15, 2026 report (3.8% of float, 8.3 days to cover). Daily short volume averaged 68.8% of volume over the last 20 sessions, up from 67.5% the 20 sessions before, the 93rd percentile of its own 20-day averages since Sep 24, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 17.8M
- prior 17.5M
- % of float
- 3.8%
- float 463.8M
- Days to cover
- 8.3
- avg vol 2.2M
- Change vs prior report
- +1.8%
| Report date | Shares short | $ value short | Change | % float | Days to cover | Price |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | 17.8M | $447.7M | +1.8% | 3.8% | 8.3 | $25.15 |
| Sep 30, 2026 | 17.5M | $414.9M | -4.4% | 3.8% | 6.8 | $23.72 |
| Sep 15, 2026 | 18.3M | $471.4M | +16.1% | 3.9% | 6.6 | $25.77 |
| Aug 31, 2026 | 15.8M | $404.3M | +14.8% | 3.4% | 6.4 | $25.65 |
| Aug 14, 2026 | 13.7M | $328.1M | +19.3% | 3.0% | 4.9 | $23.90 |
| Jul 31, 2026 | 11.5M | $282.7M | -22.9% | 2.5% | 5.0 | $24.57 |
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 3)
- 68.6%
- 293K of 428K
- 20-day average
- 68.8%
- prior 67.5%
- Percentile vs own history
- 93rd
- 233 periods since 2025
Loading prices…
Source: FINRA Reg SHO daily short sale volume · Latest Nov 3, 2026
Short squeeze score (model)
Price since settlement: +2.8%
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.
PAA'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 · PAA overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-03 | 293,444 | 427,787 | 68.6% |
| 2026-11-02 | 669,744 | 1,084,646 | 61.8% |
| 2026-10-30 | 486,639 | 1,313,951 | 37.0% |
| 2026-10-29 | 597,817 | 861,497 | 69.4% |
| 2026-10-28 | 358,419 | 526,882 | 68.0% |
| 2026-10-27 | 434,133 | 876,401 | 49.5% |
| 2026-10-26 | 713,543 | 908,474 | 78.5% |
| 2026-10-23 | 1,222,204 | 1,451,554 | 84.2% |
| 2026-10-22 | 724,724 | 898,581 | 80.7% |
| 2026-10-21 | 616,832 | 724,677 | 85.1% |
Energy peers with similar quant ratings
PAA is rated 3.78 of 5 among 153 rated Energy stocks (Lician quant rating, Nov 4, 2026). How the rating works
- INR short interest3.89 · Buy · stock
- WMB short interest3.86 · Buy · stock
- PBF short interest3.84 · Buy · stock
- RRC short interest3.81 · Buy · stock
- CMBT short interest3.76 · Buy
- SU short interest3.73 · Buy
- FET short interest3.71 · Buy · stock
- DK short interest3.68 · Buy · stock
PAA on Lician stock screens
PAA 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
PAA short interest FAQ
What is PAA's short interest?
Plains All American Pipeline LP (PAA) had 17.8M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 3.8% of its 463.8M-share float.
How many days to cover does PAA have?
8.3 days: 17.8M shares short divided by an average daily volume of 2.2M for the Oct 15, 2026 period.
Is PAA short interest rising or falling?
PAA short interest rose (+1.8%) from 17.5M to 17.8M shares in the Oct 15, 2026 report.
Is PAA a short squeeze candidate?
Lician's squeeze watch scores PAA 28 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 5.1/40, days to cover 20.7/25, change in short interest vs prior report 0.5/15, price change since settlement date 2.2/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of PAA daily volume is sold short?
68.8% on average over the last 20 sessions to Nov 3, 2026 (FINRA Reg SHO daily short volume; the 93rd percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was PAA's latest FINRA short volume?
On Nov 3, 2026, cached FINRA short volume for Plains All American Pipeline LP (PAA) was 293,444 shares, 68.6% of 427,787 total volume.
How many PAA short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Plains All American Pipeline LP (PAA), from Oct 21, 2026 through Nov 3, 2026.
How did PAA short volume percent change from the prior cached session?
Cached FINRA short volume for Plains All American Pipeline LP (PAA) moved from 61.8% on Nov 2, 2026 to 68.6% on Nov 3, 2026, up 6.8 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.