ExpreS2ion Biotech Holding is a clinical-stage biotechnology company developing active immunotherapies and biologic drug candidates based on its proprietary ExpreS2 protein expression platform. The company’s lead asset, ES2B-C001, is an active immunotherapy candidate targeting HER2-expressing cancers, currently in Phase I clinical development. The broader pipeline includes partnered infectious disease programs in malaria, influenza, and Nipah virus, developed with academic and consortium partners. The ExpreS2 platform utilizes insect cells to produce complex proteins for therapeutic and immunology-based applications. The company focuses on oncology and infectious disease areas, aiming to improve patient outcomes through novel immunotherapies.

Summarised from the company's own disclosures, fiscal year ended Oct 2026

Industry Biotechnology Homepage expres2ionbio.com
Sector Healthcare IR page expres2ionbio.com
Tags
active immunotherapy, oncology, infectious diseases, protein expression, vaccines, her2, malaria, influenza, nipah virus, clinical-stage, ES2B-C001, ExpreS2
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Metrics

Valuation  
Market cap kr 2.924M
P/E -0.23
P/BV 0.08
P/S 0.80
P/OCF -0.07
P/FCF —
Dividend yield —
Turnover / mcap —
Returns  
ROE -75.8%
ROI -106.7%
ROIC -93.1%
Profit margin -1,043.3%
Growth  
Revenue growing No
Profits growing No
Revenue up 3y No
Revenue up 5y No
Quality  
Profitable No
Margin expanding Yes
Buying back stock No
Diluting (TTM) Yes
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News sentiment (TTM) 0
Quality score -56.3%
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Figure FY 2025 FY 2024 FY 2023 FY 2022 FY 2021 FY 2020
Revenue 3.65M 3.01M 7.05M 5.08M 12.23M 5.25M
Net profit 0 -36.038M -91.401M -118.605M -43.925M 0

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ExpreS2ion Biotech Holding (ticker EXPRS2), listed in Sweden.