KLA Corporation (KLAC) short interest & short volume · 19.1% of float short
KLA Corporation official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
KLAC short interest rose 2.6% to 24.9M shares in the Oct 15, 2026 report (19.1% of float, 2.7 days to cover). Daily short volume averaged 28.9% of volume over the last 20 sessions, down from 38.2% 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
- 24.9M
- prior 24.3M
- % of float
- 19.1%
- float 130.3M
- Days to cover
- 2.7
- avg vol 9.2M
- Change vs prior report
- +2.6%
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)
- 17.8%
- 828K of 4.7M
- 20-day average
- 28.9%
- prior 38.2%
- 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: -10.5%
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.
KLAC'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 · KLAC overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 827,839 | 4,657,481 | 17.8% |
| 2026-10-30 | 2,566,699 | 5,730,814 | 44.8% |
| 2026-10-29 | 2,062,004 | 5,163,592 | 39.9% |
| 2026-10-28 | 1,113,758 | 3,630,044 | 30.7% |
| 2026-10-27 | 524,714 | 3,284,758 | 16.0% |
| 2026-10-26 | 514,007 | 3,496,810 | 14.7% |
| 2026-10-23 | 420,686 | 3,325,376 | 12.7% |
| 2026-10-22 | 1,466,487 | 6,448,963 | 22.7% |
| 2026-10-21 | 527,673 | 2,119,910 | 24.9% |
| 2026-10-20 | 605,320 | 4,017,794 | 15.1% |
Technology peers with similar quant ratings
KLAC is rated 2.35 of 5 among 462 rated Technology stocks (Lician quant rating, Nov 4, 2026). How the rating works
- AKAM short interest2.38 · Sell · stock
- IPGP short interest2.38 · Sell · stock
- VRNS short interest2.37 · Sell · stock
- VIAV short interest2.36 · Sell · stock
- CGNT short interest2.34 · Sell
- DXC short interest2.33 · Sell · stock
- PEGA short interest2.32 · Sell · stock
- PCOR short interest2.31 · Sell · stock
KLAC short interest FAQ
What is KLAC's short interest?
KLA Corporation (KLAC) had 24.9M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 19.1% of its 130.3M-share float.
How many days to cover does KLAC have?
2.7 days: 24.9M shares short divided by an average daily volume of 9.2M for the Oct 15, 2026 period.
Is KLAC short interest rising or falling?
KLAC short interest rose (+2.6%) from 24.3M to 24.9M shares in the Oct 15, 2026 report.
Is KLAC a short squeeze candidate?
Lician's squeeze watch scores KLAC 33 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 25.5/40, days to cover 6.8/25, change in short interest vs prior report 0.8/15, price change since settlement date 0/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of KLAC daily volume is sold short?
28.9% 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 KLAC's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for KLA Corporation (KLAC) was 827,839 shares, 17.8% of 4,657,481 total volume.
How many KLAC short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for KLA Corporation (KLAC), from Oct 20, 2026 through Nov 2, 2026.
How did KLAC short volume percent change from the prior cached session?
Cached FINRA short volume for KLA Corporation (KLAC) moved from 44.8% on Oct 30, 2026 to 17.8% on Nov 2, 2026, down 27.0 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.