SPDR® S&P Aerospace & Defense ETF (XAR) short interest & short volume · 326K shares short
SPDR® S&P Aerospace & Defense ETF official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
XAR short interest fell 1.7% to 326K shares in the Oct 15, 2026 report (1.1 days to cover). Daily short volume averaged 42.6% of volume over the last 20 sessions, up from 33.7% the 20 sessions before, the 37th percentile of its own 20-day averages since Oct 6, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 326K
- prior 331K
- % of float
- —
- no float on file
- Days to cover
- 1.1
- avg vol 297K
- Change vs prior report
- -1.7%
| Report date | Shares short | $ value short | Change | % float | Days to cover | Price |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | 326K | $73.2M | -1.7% | — | 1.1 | $224.87 |
| Sep 30, 2026 | 331K | $76.6M | -11.7% | — | 1.2 | $231.25 |
| Sep 15, 2026 | 375K | $90.6M | +13.7% | — | 1.0 | $241.53 |
| Aug 31, 2026 | 330K | $84.6M | +14.6% | — | 1.7 | $256.52 |
| Aug 14, 2026 | 288K | $85.4M | -2.5% | — | 1.5 | $296.73 |
| Jul 31, 2026 | 295K | $78.2M | +45.2% | — | 1.3 | $264.86 |
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 11)
- 31.8%
- 27K of 84K
- 20-day average
- 42.6%
- prior 33.7%
- Percentile vs own history
- 37th
- 233 periods since 2025
Loading prices…
Source: FINRA Reg SHO daily short sale volume · Latest Nov 11, 2026
Short squeeze score (model)
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.
XAR'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 · XAR overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-11 | 26,574 | 83,637 | 31.8% |
| 2026-11-10 | 37,237 | 113,236 | 32.9% |
| 2026-11-09 | 76,986 | 189,909 | 40.5% |
| 2026-11-06 | 52,833 | 169,052 | 31.3% |
| 2026-11-05 | 68,800 | 287,657 | 23.9% |
| 2026-11-04 | 77,195 | 260,148 | 29.7% |
| 2026-11-03 | 43,555 | 136,662 | 31.9% |
| 2026-11-02 | 34,298 | 125,414 | 27.4% |
| 2026-10-30 | 104,027 | 224,802 | 46.3% |
| 2026-10-29 | 174,344 | 254,142 | 68.6% |
XAR short interest FAQ
What is XAR's short interest?
SPDR® S&P Aerospace & Defense ETF (XAR) had 326K shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.
How many days to cover does XAR have?
1.1 days: 326K shares short divided by an average daily volume of 297K for the Oct 15, 2026 period.
Is XAR short interest rising or falling?
XAR short interest fell (-1.7%) from 331K to 326K shares in the Oct 15, 2026 report.
Is XAR a short squeeze candidate?
Lician's squeeze watch scores XAR 3 out of 100 (low) from the Oct 15, 2026 report: days to cover 2.8/25, change in short interest vs prior report 0/15. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of XAR daily volume is sold short?
42.6% on average over the last 20 sessions to Nov 11, 2026 (FINRA Reg SHO daily short volume; the 37th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was XAR's latest FINRA short volume?
On Nov 11, 2026, cached FINRA short volume for SPDR® S&P Aerospace & Defense ETF (XAR) was 26,574 shares, 31.8% of 83,637 total volume.
How many XAR short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for SPDR® S&P Aerospace & Defense ETF (XAR), from Oct 29, 2026 through Nov 11, 2026.
How did XAR short volume percent change from the prior cached session?
Cached FINRA short volume for SPDR® S&P Aerospace & Defense ETF (XAR) moved from 32.9% on Nov 10, 2026 to 31.8% on Nov 11, 2026, down 1.1 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.