LB Pharmaceuticals Inc Common Stock (LBRX) short interest & short volume · 5.6M shares short
LB Pharmaceuticals Inc Common Stock official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
LBRX short interest fell 7.4% to 5.6M shares in the Oct 15, 2026 report (12.1 days to cover). Daily short volume averaged 72.7% of volume over the last 20 sessions, up from 60.9% the 20 sessions before, the 64th percentile of its own 20-day averages since Sep 23, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 5.6M
- prior 6.0M
- % of float
- —
- no float on file
- Days to cover
- 12.1
- avg vol 458K
- Change vs prior report
- -7.4%
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 2)
- 60.6%
- 130K of 215K
- 20-day average
- 72.7%
- prior 60.9%
- Percentile vs own history
- 64th
- 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: +9.9%
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.
LBRX'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 · LBRX overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-11-02 | 130,187 | 214,704 | 60.6% |
| 2026-10-30 | 119,615 | 215,767 | 55.4% |
| 2026-10-29 | 116,228 | 139,068 | 83.6% |
| 2026-10-28 | 65,038 | 81,330 | 80.0% |
| 2026-10-27 | 68,409 | 105,179 | 65.0% |
| 2026-10-26 | 85,746 | 117,213 | 73.2% |
| 2026-10-23 | 48,545 | 69,498 | 69.8% |
| 2026-10-22 | 68,175 | 100,867 | 67.6% |
| 2026-10-21 | 98,736 | 120,094 | 82.2% |
| 2026-10-20 | 108,455 | 158,173 | 68.6% |
Healthcare peers with similar quant ratings
LBRX is rated 2.91 of 5 among 532 rated Healthcare stocks (Lician quant rating, Nov 4, 2026). How the rating works
- TXG short interest2.94 · Hold · stock
- WRBY short interest2.94 · Hold · stock
- MYGN short interest2.93 · Hold · stock
- IART short interest2.92 · Hold · stock
- TRLV short interest2.91 · Hold
- RYTM short interest2.90 · Hold · stock
- MOH short interest2.89 · Hold · stock
- BAX short interest2.88 · Hold · stock
LBRX short interest FAQ
What is LBRX's short interest?
LB Pharmaceuticals Inc Common Stock (LBRX) had 5.6M shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.
How many days to cover does LBRX have?
12.1 days: 5.6M shares short divided by an average daily volume of 458K for the Oct 15, 2026 period.
Is LBRX short interest rising or falling?
LBRX short interest fell (-7.4%) from 6.0M to 5.6M shares in the Oct 15, 2026 report.
Is LBRX a short squeeze candidate?
Lician's squeeze watch scores LBRX 33 out of 100 (low) from the Oct 15, 2026 report: days to cover 25/25, change in short interest vs prior report 0/15, price change since settlement date 7.9/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of LBRX daily volume is sold short?
72.7% on average over the last 20 sessions to Nov 2, 2026 (FINRA Reg SHO daily short volume; the 64th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was LBRX's latest FINRA short volume?
On Nov 2, 2026, cached FINRA short volume for LB Pharmaceuticals Inc Common Stock (LBRX) was 130,187 shares, 60.6% of 214,704 total volume.
How many LBRX short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for LB Pharmaceuticals Inc Common Stock (LBRX), from Oct 20, 2026 through Nov 2, 2026.
How did LBRX short volume percent change from the prior cached session?
Cached FINRA short volume for LB Pharmaceuticals Inc Common Stock (LBRX) moved from 55.4% on Oct 30, 2026 to 60.6% on Nov 2, 2026, up 5.2 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.