Samsung Biologics Launches Acquisition Bid for PolyPeptide

July 20, 2026 | Monday | Business Deal

Samsung Biologics announced the launch of an all-cash public tender offer to acquire 100% of the fully diluted share capital of PolyPeptide Group AG, a leading global contract development and manufacturing organization (CDMO) specializing in peptide-based active pharmaceutical ingredients (APIs).

With this transaction, Samsung Biologics will expand its capabilities beyond antibodies and ADCs to include peptide therapeutics, one of the fastest-growing segments of the biopharmaceutical industry, driven by surging global demand for obesity treatments and the continued expansion of peptide-based therapies into new disease areas. The transaction brings together Samsung Biologics' global manufacturing scale with PolyPeptide's specialized peptide expertise to create a differentiated, end-to-end multi-modality CDMO platform. PolyPeptide stands as one of the industry's top peptide CDMOs, distinguished by its advanced technology platform and proven track record, with more than 70 years of API manufacturing heritage and over 1,000 therapeutic peptides produced to date.

PolyPeptide operates an integrated development-to-commercial model with growth focused on a modular, automation approach, giving it the flexibility to adapt quickly to changing market demand. Through PolyPeptide's peptide capabilities, innovative technologies, and proven commercial manufacturing track record, Samsung Biologics aims to serve clients across a broader range of therapeutic modalities by addressing growing demand for peptide-based therapeutics, particularly in obesity and diabetes, including GLP-1 therapies, while advancing innovation across high-growth areas such as oncology and other emerging indications.

The planned acquisition extends beyond adding capacity; it lays the foundation for Samsung Biologics' next phase of growth, supported by a strong pipeline of active peptide projects that includes a deep late-stage portfolio. PolyPeptide operates global sites across Sweden, Belgium, France, the United States, India, together with a corporate office in Switzerland and a separate Innovation Center in Strasbourg, France, with capabilities encompassing R&D, development, and commercial manufacturing.

Upon completion of the transaction, Samsung Biologics will bring together PolyPeptide's highly experienced team and specialized peptide expertise, further enhancing its capabilities. By combining the companies' scientific strengths, manufacturing excellence, and global operations, the transaction is expected to enhance operational excellence, unlock additional growth opportunities, and further strengthen Samsung Biologics' position as a leading global multi-modality CDMO.

"This acquisition reinforces our long-term growth strategy by not only broadening our service portfolio with modality expansion into peptides including GLP-1, but by also boosting our geographic reach and proximity further within the US, Europe, and India," said John Rim, Chairman of the Board of Directors and CEO of Samsung Biologics. "We highly value PolyPeptide's world-class employees, industry-leading capabilities, and global operational footprint, and look forward to leveraging the complementary strengths of PolyPeptide and Samsung Biologics in our continued growth supporting clients as the CDMO of choice for decades to come."

"PolyPeptide was built on the dedication of our employees, deep scientific expertise and strong customer focus. After a comprehensive review of strategic options, the Board is convinced that Samsung Biologics' offer is compelling for our shareholders, delivering an attractive cash price and immediate, certain value today," said Peter Wilden, Chairman of the Board of Directors of PolyPeptide. "At the same time, it represents a transformational opportunity to accelerate our strategic ambitions at a scale we could not reach alone – creating a stronger global partner for customers and a platform uniquely positioned to lead the next phase of growth in peptide-based therapeutics."

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