NASDAQ · BLSMHealthcarePharmaceuticals

BlossomHill Therapeutics, Inc. Common Stock (BLSM)

$12.42−9.67%
Close Nov 2, 2026 · split-adjusted
Nov 2, 2026$12.42▼ 40.46% in range
Sep 11, 2026Low $12.42 · High $26.82Nov 2, 2026
What changed · written from our data
As of Nov 2, 2026

BlossomHill Therapeutics closed at $12.42 on Nov 2, down 9.67%, within 0.0% of its lowest close since Sep 11. Volume of 140.8K shares was 0.94× its 20-day average (close to normal).

Split-adjusted performance: -36.9% over one month.

Short interest was 485.0K shares at the Oct 15 settlement, up 2.4% from the prior report (2.4% of float, 2.9 days to cover).

Market cap$394.8M31.8M shares
Revenue · quarter——
Diluted EPS——
P/E · TTM—
Net margin—
Dividend yieldNone
Range since Sep 1112.42 – 26.82−53.7% from high
Volume140.8K0.94× 20-day avg
Volatility · 60d—Annualised
Short % of float2.4%2.9 days to cover
Net cash—
Next earnings—Not scheduled
Split-adjusted performance
1W −24.2%1M −36.9%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)—
Size58

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

Short interest

Details →
Shares short485.0K+2.4% vs prior
Days to cover2.9Settled Oct 15
% of float2.4%
Short vol. 10d75.3%of daily volume

Closest peers by size in Pharmaceuticals

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
BLSMBlossomHill Therapeutics$12.42−9.67%————$394.8M
ALTAltimmune$2.02−0.98%−33.1%−100.0%——$392.9MCompare
AVTXAvalo Therapeutics$7.32+2.09%−46.9%———$392.6MCompare
ASMBAssembly Biosciences$19.51−3.08%−29.9%+38.9%−28.8%—$397.2MCompare
RLMDRelmada Therapeutics$3.84+7.26%−48.2%———$409.6MCompare
TLRYTilray Brands$2.55+0.79%−56.8%+22.7%−16.8%—$376.9MCompare
MPLTMapLight Therapeutics$6.78−10.55%−76.3%———$376.8MCompare
RZLTRezolute, Inc. Common Stock (NV)$3.88−1.77%+17.6%———$375.3MCompare
CRMDCorMedix$5.39−5.36%−31.8%+156.5%25.5%2.2$420.1MCompare

News about BlossomHill Therapeutics

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Quick answers

What does BlossomHill Therapeutics do?
BlossomHill Therapeutics Inc is a clinical-stage biopharmaceutical company applying its intentional, chemistry-based approach to develop small molecule medicines that address unmet medical needs in cancer treatment. Its product pipeline includes two clinical-stage programs: BH-30643, an investigational, non-covalent, macrocyclic, brain active, mutant-selective OMNI-EGFR inhibitor for the treatment of epidermal growth factor receptor (EGFR)-mutant non-small cell lung cancer (NSCLC), and BH-30236, an investigational macrocyclic CDC-like kinase (CLK) inhibitor being evaluated first in relapsed or refractory acute myeloid leukemia (R/R AML) and higher-risk myelodysplastic syndromes (HR-MDS), and the preclinical-stage product candidate BH-501284 targeting activated KRAS.
What is BLSM's market cap?
$394.77M, based on the Nov 2 close of $12.42.
How much of BLSM is sold short?
485.0K shares, 2.4% of float, as of Oct 15, 2026.
What sector is BLSM in?
Healthcare, in the Pharmaceuticals industry.

About BlossomHill Therapeutics

BlossomHill Therapeutics Inc is a clinical-stage biopharmaceutical company applying its intentional, chemistry-based approach to develop small molecule medicines that address unmet medical needs in cancer treatment. Its product pipeline includes two clinical-stage programs: BH-30643, an investigational, non-covalent, macrocyclic, brain active, mutant-selective OMNI-EGFR inhibitor for the treatment of epidermal growth factor receptor (EGFR)-mutant non-small cell lung cancer (NSCLC), and BH-30236, an investigational macrocyclic CDC-like kinase (CLK) inhibitor being evaluated first in relapsed or refractory acute myeloid leukemia (R/R AML) and higher-risk myelodysplastic syndromes (HR-MDS), and the preclinical-stage product candidate BH-501284 targeting activated KRAS.

HQ: San Diego, CA69 employeesListed Aug 7, 2026bhtherapeutics.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