OraSure Technologies Inc (OSUR) short interest & short volume · 3.8% of float short
OraSure Technologies Inc official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
OSUR short interest fell 6.8% to 2.7M shares in the Oct 15, 2026 report (3.8% of float, 5.7 days to cover). Daily short volume averaged 43.8% of volume over the last 20 sessions, down from 55.6% the 20 sessions before, the 39th percentile of its own 20-day averages since Sep 23, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 2.7M
- prior 2.9M
- % of float
- 3.8%
- float 71.1M
- Days to cover
- 5.7
- avg vol 476K
- Change vs prior report
- -6.8%
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)
- 25.8%
- 69K of 268K
- 20-day average
- 43.8%
- prior 55.6%
- Percentile vs own history
- 39th
- 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: -7.3%
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.
OSUR'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 · OSUR overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 69,155 | 267,972 | 25.8% |
| 2026-10-30 | 105,675 | 200,011 | 52.8% |
| 2026-10-29 | 134,987 | 520,932 | 25.9% |
| 2026-10-28 | 75,566 | 231,702 | 32.6% |
| 2026-10-27 | 85,603 | 309,335 | 27.7% |
| 2026-10-26 | 162,511 | 418,945 | 38.8% |
| 2026-10-23 | 161,566 | 578,499 | 27.9% |
| 2026-10-22 | 135,210 | 225,169 | 60.0% |
| 2026-10-21 | 106,254 | 232,189 | 45.8% |
| 2026-10-20 | 73,086 | 166,125 | 44.0% |
Healthcare peers with similar quant ratings
OSUR is rated 2.12 of 5 among 532 rated Healthcare stocks (Lician quant rating, Nov 4, 2026). How the rating works
- ENTX short interest2.15 · Sell · stock
- VERA short interest2.14 · Sell · stock
- CYH short interest2.13 · Sell · stock
- BNTX short interest2.12 · Sell
- BKD short interest2.11 · Sell · stock
- INSM short interest2.10 · Sell · stock
- QTRX short interest2.09 · Sell · stock
- XFOR short interest2.09 · Sell · stock
OSUR short interest FAQ
What is OSUR's short interest?
OraSure Technologies Inc (OSUR) had 2.7M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 3.8% of its 71.1M-share float.
How many days to cover does OSUR have?
5.7 days: 2.7M shares short divided by an average daily volume of 476K for the Oct 15, 2026 period.
Is OSUR short interest rising or falling?
OSUR short interest fell (-6.8%) from 2.9M to 2.7M shares in the Oct 15, 2026 report.
Is OSUR a short squeeze candidate?
Lician's squeeze watch scores OSUR 19 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 5.1/40, days to cover 14.3/25, 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 OSUR daily volume is sold short?
43.8% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 39th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was OSUR's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for OraSure Technologies Inc (OSUR) was 69,155 shares, 25.8% of 267,972 total volume.
How many OSUR short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for OraSure Technologies Inc (OSUR), from Oct 20, 2026 through Nov 2, 2026.
How did OSUR short volume percent change from the prior cached session?
Cached FINRA short volume for OraSure Technologies Inc (OSUR) moved from 52.8% on Oct 30, 2026 to 25.8% on Nov 2, 2026, down 27.0 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.