CarParts.Com Inc (PRTS) short interest & short volume · 451K shares short
CarParts.Com Inc official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
PRTS short interest fell 1.2% to 451K shares in the Oct 15, 2026 report (15.3 days to cover). Daily short volume averaged 37.0% of volume over the last 20 sessions, down from 46.5% the 20 sessions before, the 25th percentile of its own 20-day averages since Sep 23, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 451K
- prior 456K
- % of float
- —
- no float on file
- Days to cover
- 15.3
- avg vol 29K
- Change vs prior report
- -1.2%
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)
- 50.9%
- 11K of 22K
- 20-day average
- 37.0%
- prior 46.5%
- Percentile vs own history
- 25th
- 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: +4.6%
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.
PRTS'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 · PRTS overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 11,228 | 22,058 | 50.9% |
| 2026-10-30 | 18,901 | 53,187 | 35.5% |
| 2026-10-29 | 12,551 | 33,070 | 38.0% |
| 2026-10-28 | 1,070 | 2,323 | 46.1% |
| 2026-10-27 | 890 | 5,604 | 15.9% |
| 2026-10-26 | 2,829 | 3,366 | 84.0% |
| 2026-10-23 | 1,787 | 6,773 | 26.4% |
| 2026-10-22 | 4,890 | 7,972 | 61.3% |
| 2026-10-21 | 9,100 | 18,706 | 48.6% |
| 2026-10-20 | 7,561 | 18,105 | 41.8% |
Consumer Discretionary peers with similar quant ratings
PRTS among 333 rated Consumer Discretionary stocks (Lician quant rating, Nov 4, 2026). How the rating works
- ANF short interest4.99 · Strong Buy · stock
- IHG short interest4.98 · Strong Buy
- EXPE short interest4.97 · Strong Buy · stock
- RL short interest4.96 · Strong Buy · stock
- FLXS short interest4.95 · Strong Buy · stock
- CVNA short interest4.93 · Strong Buy · stock
- URBN short interest4.92 · Strong Buy · stock
- HVT short interest4.91 · Strong Buy · stock
PRTS short interest FAQ
What is PRTS's short interest?
CarParts.Com Inc (PRTS) had 451K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.
How many days to cover does PRTS have?
15.3 days: 451K shares short divided by an average daily volume of 29K for the Oct 15, 2026 period.
Is PRTS short interest rising or falling?
PRTS short interest fell (-1.2%) from 456K to 451K shares in the Oct 15, 2026 report.
Is PRTS a short squeeze candidate?
Lician's squeeze watch scores PRTS 29 out of 100 (low) 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 3.7/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of PRTS daily volume is sold short?
37.0% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 25th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was PRTS's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for CarParts.Com Inc (PRTS) was 11,228 shares, 50.9% of 22,058 total volume.
How many PRTS short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for CarParts.Com Inc (PRTS), from Oct 20, 2026 through Nov 2, 2026.
How did PRTS short volume percent change from the prior cached session?
Cached FINRA short volume for CarParts.Com Inc (PRTS) moved from 35.5% on Oct 30, 2026 to 50.9% on Nov 2, 2026, up 15.4 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.