Atea Pharmaceuticals Inc (AVIR) short interest & short volume · 5.1% of float short
Atea Pharmaceuticals Inc official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
AVIR short interest fell 61.1% to 3.1M shares in the Oct 15, 2026 report (5.1% of float, 10.7 days to cover). Daily short volume averaged 59.5% of volume over the last 20 sessions, down from 65.1% the 20 sessions before, the 90th percentile of its own 20-day averages since Sep 22, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 3.1M
- prior 7.9M
- % of float
- 5.1%
- float 60.2M
- Days to cover
- 10.7
- avg vol 287K
- Change vs prior report
- -61.1%
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)
- 68.6%
- 71K of 104K
- 20-day average
- 59.5%
- prior 65.1%
- Percentile vs own history
- 90th
- 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: -7.9%
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.
AVIR'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 · AVIR overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 71,102 | 103,606 | 68.6% |
| 2026-10-30 | 33,677 | 61,540 | 54.7% |
| 2026-10-29 | 46,957 | 76,278 | 61.6% |
| 2026-10-28 | 46,968 | 88,150 | 53.3% |
| 2026-10-27 | 24,174 | 60,837 | 39.7% |
| 2026-10-26 | 52,058 | 82,718 | 62.9% |
| 2026-10-23 | 69,698 | 105,364 | 66.2% |
| 2026-10-22 | 49,926 | 86,259 | 57.9% |
| 2026-10-21 | 56,814 | 138,564 | 41.0% |
| 2026-10-20 | 35,429 | 69,710 | 50.8% |
Healthcare peers with similar quant ratings
AVIR is rated 2.55 of 5 among 532 rated Healthcare stocks (Lician quant rating, Nov 4, 2026). How the rating works
- PRAX short interest2.58 · Hold · stock
- GLUE short interest2.57 · Hold · stock
- HITI short interest2.56 · Hold
- AMWL short interest2.55 · Hold · stock
- ACHC short interest2.54 · Hold · stock
- RGEN short interest2.53 · Hold · stock
- KMTS short interest2.52 · Hold · stock
- KOD short interest2.51 · Hold · stock
AVIR short interest FAQ
What is AVIR's short interest?
Atea Pharmaceuticals Inc (AVIR) had 3.1M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 5.1% of its 60.2M-share float.
How many days to cover does AVIR have?
10.7 days: 3.1M shares short divided by an average daily volume of 287K for the Oct 15, 2026 period.
Is AVIR short interest rising or falling?
AVIR short interest fell (-61.1%) from 7.9M to 3.1M shares in the Oct 15, 2026 report.
Is AVIR a short squeeze candidate?
Lician's squeeze watch scores AVIR 32 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 6.8/40, days to cover 25/25, change in short interest vs prior report 0/15, 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 AVIR daily volume is sold short?
59.5% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 90th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was AVIR's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for Atea Pharmaceuticals Inc (AVIR) was 71,102 shares, 68.6% of 103,606 total volume.
How many AVIR short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Atea Pharmaceuticals Inc (AVIR), from Oct 20, 2026 through Nov 2, 2026.
How did AVIR short volume percent change from the prior cached session?
Cached FINRA short volume for Atea Pharmaceuticals Inc (AVIR) moved from 54.7% on Oct 30, 2026 to 68.6% on Nov 2, 2026, up 13.9 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.