Abcellera Biologics Inc (ABCL) short interest & short volume · 15.3% of float short
Abcellera Biologics Inc official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
ABCL short interest fell 4.8% to 30.9M shares in the Oct 15, 2026 report (15.3% of float, 5.6 days to cover). Daily short volume averaged 44.1% of volume over the last 20 sessions, down from 46.6% the 20 sessions before, the 57th percentile of its own 20-day averages since Sep 22, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 30.9M
- prior 32.5M
- % of float
- 15.3%
- float 202.4M
- Days to cover
- 5.6
- avg vol 5.5M
- Change vs prior report
- -4.8%
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)
- 40.7%
- 519K of 1.3M
- 20-day average
- 44.1%
- prior 46.6%
- Percentile vs own history
- 57th
- 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: -3.9%
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.
ABCL'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 · ABCL overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 518,678 | 1,274,920 | 40.7% |
| 2026-10-30 | 548,645 | 1,674,347 | 32.8% |
| 2026-10-29 | 474,131 | 1,149,019 | 41.3% |
| 2026-10-28 | 686,432 | 1,373,172 | 50.0% |
| 2026-10-27 | 679,534 | 1,786,559 | 38.0% |
| 2026-10-26 | 730,677 | 1,335,628 | 54.7% |
| 2026-10-23 | 838,169 | 1,366,031 | 61.4% |
| 2026-10-22 | 651,663 | 1,469,131 | 44.4% |
| 2026-10-21 | 761,532 | 1,400,225 | 54.4% |
| 2026-10-20 | 1,174,162 | 2,103,071 | 55.8% |
Healthcare peers with similar quant ratings
ABCL is rated 2.80 of 5 among 532 rated Healthcare stocks (Lician quant rating, Nov 4, 2026). How the rating works
- GALT short interest2.83 · Hold · stock
- IMCR short interest2.82 · Hold · stock
- RLAY short interest2.82 · Hold · stock
- ALNY short interest2.81 · Hold · stock
- ALT short interest2.79 · Hold · stock
- NAGE short interest2.79 · Hold · stock
- DMAC short interest2.77 · Hold · stock
- IPSC short interest2.77 · Hold · stock
ABCL short interest FAQ
What is ABCL's short interest?
Abcellera Biologics Inc (ABCL) had 30.9M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report, 15.3% of its 202.4M-share float.
How many days to cover does ABCL have?
5.6 days: 30.9M shares short divided by an average daily volume of 5.5M for the Oct 15, 2026 period.
Is ABCL short interest rising or falling?
ABCL short interest fell (-4.8%) from 32.5M to 30.9M shares in the Oct 15, 2026 report.
Is ABCL a short squeeze candidate?
Lician's squeeze watch scores ABCL 35 out of 100 (low) from the Oct 15, 2026 report: short interest % of float 20.4/40, days to cover 14.1/25, 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 ABCL daily volume is sold short?
44.1% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 57th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was ABCL's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for Abcellera Biologics Inc (ABCL) was 518,678 shares, 40.7% of 1,274,920 total volume.
How many ABCL short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Abcellera Biologics Inc (ABCL), from Oct 20, 2026 through Nov 2, 2026.
How did ABCL short volume percent change from the prior cached session?
Cached FINRA short volume for Abcellera Biologics Inc (ABCL) moved from 32.8% on Oct 30, 2026 to 40.7% on Nov 2, 2026, up 7.9 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.