Jasper Therapeutics Inc (JSPRW) short interest & short volume · 0.2% of float short
Jasper Therapeutics Inc official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
JSPRW short interest rose 16.4% to 21K shares in the Sep 15, 2026 report (0.2% of float, 1.4 days to cover). Daily short volume averaged 66.4% of volume over the last 20 sessions, up from 60.9% the 20 sessions before, the 56th percentile of its own 20-day averages since Sep 16, 2025.
Short interest
Official, twice monthly · settled Sep 15, 2026
- Shares short
- 21K
- prior 18K
- % of float
- 0.2%
- float 9.9M
- Days to cover
- 1.4
- avg vol 15K
- Change vs prior report
- +16.4%
| Report date | Shares short | $ value short | Change | % float | Days to cover | Price |
|---|---|---|---|---|---|---|
| Sep 15, 2026 | 21K | $153 | +16.4% | 0.2% | 1.4 | $0.01 |
| Aug 31, 2026 | 18K | $162 | +54.2% | 0.2% | 1.0 | $0.01 |
| Aug 14, 2026 | 12K | $161 | -19.9% | 0.1% | 1.0 | $0.01 |
| Jul 31, 2026 | 15K | — | +32.9% | 0.1% | 2.3 | — |
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 Sep 15, 2026
Daily short volume
Share of each day's volume sold short · FINRA Reg SHO
- Latest (Sep 24)
- 74.0%
- 35K of 47K
- 20-day average
- 66.4%
- prior 60.9%
- Percentile vs own history
- 56th
- 117 periods since 2025
Loading prices…
Source: FINRA Reg SHO daily short sale volume · Latest Sep 24, 2026
Short squeeze score (model)
Price since settlement: -97.3%
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.
JSPRW'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 · JSPRW overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-09-24 | 34,570 | 46,701 | 74.0% |
| 2026-09-23 | 31,004 | 55,432 | 55.9% |
| 2026-09-22 | 6,989 | 29,012 | 24.1% |
| 2026-09-21 | 8,609 | 28,776 | 29.9% |
| 2026-09-18 | 749 | 749 | 100.0% |
| 2026-09-16 | 18,542 | 32,320 | 57.4% |
| 2026-09-15 | 6,099 | 10,791 | 56.5% |
| 2026-09-14 | 5,347 | 5,985 | 89.3% |
| 2026-09-11 | 6,298 | 9,388 | 67.1% |
| 2026-09-09 | 2,219 | 3,606 | 61.5% |
Healthcare peers with similar quant ratings
JSPRW among 544 rated Healthcare stocks (Lician quant rating, Nov 5, 2026). How the rating works
- AVAH short interest5.00 · Strong Buy · stock
- QTTB short interest4.99 · Strong Buy · stock
- OSCR short interest4.98 · Strong Buy · stock
- CDNA short interest4.97 · Strong Buy · stock
- INDV short interest4.97 · Strong Buy · stock
- SNY short interest4.96 · Strong Buy · stock
- NUTX short interest4.95 · Strong Buy · stock
- ASTH short interest4.94 · Strong Buy · stock
JSPRW short interest FAQ
What is JSPRW's short interest?
Jasper Therapeutics Inc (JSPRW) had 21K shares sold short and not yet covered in FINRA's Sep 15, 2026 settlement report, 0.2% of its 9.9M-share float.
How many days to cover does JSPRW have?
1.4 days: 21K shares short divided by an average daily volume of 15K for the Sep 15, 2026 period.
Is JSPRW short interest rising or falling?
JSPRW short interest rose (+16.4%) from 18K to 21K shares in the Sep 15, 2026 report.
Is JSPRW a short squeeze candidate?
Lician's squeeze watch scores JSPRW 9 out of 100 (low) from the Sep 15, 2026 report: short interest % of float 0.3/40, days to cover 3.6/25, change in short interest vs prior report 4.9/15, 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 JSPRW daily volume is sold short?
66.4% on average over the last 20 sessions to Sep 24, 2026 (FINRA Reg SHO daily short volume; the 56th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was JSPRW's latest FINRA short volume?
On Sep 24, 2026, cached FINRA short volume for Jasper Therapeutics Inc (JSPRW) was 34,570 shares, 74.0% of 46,701 total volume.
How many JSPRW short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Jasper Therapeutics Inc (JSPRW), from Sep 9, 2026 through Sep 24, 2026.
How did JSPRW short volume percent change from the prior cached session?
Cached FINRA short volume for Jasper Therapeutics Inc (JSPRW) moved from 55.9% on Sep 23, 2026 to 74.0% on Sep 24, 2026, up 18.1 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.