Director Declaration

OXB

Directorship notification under UK Listing Rule 6.4.9R(2)

Oxford, UK - 27 March 2025: OXB (LSE: OXB), a global quality and innovation-led cell and gene therapy CDMO, today announces that Colin Bond, Non-Executive Director has recently been appointed as a Non-Executive Director of Faron Pharmaceuticals Ltd, an AIM listed company.

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Enquiries:

OXB:

Natalie Walter, Company Secretary - T: +44 (0) 1865 783 000 / E: [email protected]

ICR Healthcare:

T: +44 (0)20 3709 5700 / E: [email protected]

Mary-Jane Elliott / Angela Gray / Davide Salvi

About OXB

OXB (LSE: OXB) is a global quality and innovation-led contract development and manufacturing organisation (CDMO) in cell and gene therapy with a mission to enable its clients to deliver life changing therapies to patients around the world.

One of the original pioneers in cell and gene therapy, OXB has 30 years of experience in viral vectors; the driving force behind the majority of cell and gene therapies. OXB collaborates with some of the world's most innovative pharmaceutical and biotechnology companies, providing viral vector development and manufacturing expertise in lentivirus, adeno-associated virus (AAV), adenovirus and other viral vector types. OXB's world-class capabilities span from early-stage development to commercialisation. These capabilities are supported by robust quality-assurance systems, analytical methods and depth of regulatory expertise.

OXB offers a vast number of unique technologies for viral vector manufacturing, including a 4th generation lentiviral vector system (the TetraVecta™ system), dual plasmid system for AAV production, suspension and perfusion process using process enhancers and stable producer and packaging cell lines.

OXB, a FTSE4Good constituent, is headquartered in Oxford, UK. It has bioprocessing and manufacturing facilities across Oxfordshire, UK, Lyon and Strasbourg, France and near Boston, MA, US. Learn more at www.oxb.com, and follow us on LinkedIn and YouTube.