NASDAQ · KRSAHealthcarePharmaceuticals

Korsana Biosciences, Inc. Common Stock (KRSA)

$31.66+5.04%
Close Nov 2, 2026 · split-adjusted
Oct 30, 2026$30.14▼ 5.53% in range
Sep 11, 2026Low $30.07 · High $37.19Oct 30, 2026
What changed · written from our data
As of Nov 2, 2026

Korsana Biosciences closed at $31.66 on Nov 2, up 5.04%, 14.9% below its highest close since Sep 11. Volume of 197.5K shares was 1.32× its 20-day average (above normal).

Split-adjusted performance: +3.8% over one month.

Short interest was 23.8K shares at the Oct 15 settlement, up 106.1% from the prior report (1.0% of float, 1.0 days to cover).

Market cap$1.44B45.5M shares
Revenue · quarter——
Diluted EPS——
P/E · TTM—
Net margin—
Dividend yieldNone
Range since Sep 1130.07 – 37.19−14.9% from high
Volume197.5K1.32× 20-day avg
Volatility · 60d—Annualised
Short % of float1.0%1.0 days to cover
Net cash—
Next earnings—Not scheduled
Split-adjusted performance
1W −1.3%1M +3.8%3M —6M —YTD —1Y —3Y —5Y —

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Pharmaceuticals

Percentile among 420 companies (100 = best)

6-month momentum—
Revenue growth—
Net margin—
Value (low P/E)—
Size75

Industry medians: 6-month return −25.1%, revenue growth +6.4%, net margin −36.2%, P/E 15.8×.

Short interest

Details →
Shares short23.8K+106.1% vs prior
Days to cover1.0Settled Oct 15
% of float1.0%
Short vol. 10d34.2%of daily volume

Closest peers by size in Pharmaceuticals

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
KRSAKorsana Biosciences$31.66+5.04%————$1.44B
ETONEton Pharmaceutcials$50.81−2.63%+68.5%+98.6%30.8%114.5$1.45BCompare
PCRXPacira BioSciences$36.40+0.03%+47.4%+6.2%2.4%99.2$1.45BCompare
TYRATyra Biosciences$21.33+1.23%−39.3%———$1.47BCompare
RAPPRapport Therapeutics$25.13+0.32%−29.3%———$1.42BCompare
OCULOcular Therapeutix$6.73−3.44%−31.1%+0.1%−584.5%—$1.48BCompare
ANABAnaptysBio$46.91−2.84%−32.8%−8.0%−206.9%—$1.40BCompare
MLYSMineralys Therapeutics$15.55−14.47%−47.6%———$1.37BCompare
INVAInnoviva$21.02−0.94%−8.6%+19.3%−69.8%4.3$1.52BCompare

News about Korsana Biosciences

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No recent articles focused on Korsana Biosciences. 1 articles mention it in passing.

Quick answers

What does Korsana Biosciences do?
Korsana Biosciences Inc is a biopharmaceutical company developing therapeutics to treat neurodegenerative diseases beginning with Alzheimer's disease (AD. The company's flagship product candidate, KRSA-028, is an anti-amyloid beta antibody that combines the proprietary Therapeutic Targeting (THETA) platform with well-validated aspects from other anti-Ab products that have achieved regulatory approval or are in late-stage clinical trials.
What is KRSA's market cap?
$1.44B, based on the Nov 2 close of $31.66.
How much of KRSA is sold short?
23.8K shares, 1.0% of float, as of Oct 15, 2026.
What sector is KRSA in?
Healthcare, in the Pharmaceuticals industry.

About Korsana Biosciences

Korsana Biosciences Inc is a biopharmaceutical company developing therapeutics to treat neurodegenerative diseases beginning with Alzheimer's disease (AD. The company's flagship product candidate, KRSA-028, is an anti-amyloid beta antibody that combines the proprietary Therapeutic Targeting (THETA) platform with well-validated aspects from other anti-Ab products that have achieved regulatory approval or are in late-stage clinical trials.

HQ: Cambridge, MAListed Sep 9, 2026korsana.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology