30 June 2026

Oxford Nanopore Technologies plc 

(the "Company")  

Changes to Director Roles and Responsibilities

In accordance with UK Listing Rule 6.4.6R, the Company announces that, with effect from 1 July 2026, Nick Keher, Chief Financial Officer, will, in addition to retaining his existing responsibilities, assume responsibility for the Manufacturing, Supply Chain, Quality Assurance, Regulatory Affairs and Operations functions following the retirement of Tim Cowper, Chief Operating Officer, on 30 June 2026.

-ENDS- 

For further information, please contact:

Oxford Nanopore Technologies plc

Investors:     [email protected]

Media:         [email protected]

Teneo (communications adviser to the Company)

Tom Murray and Lisa Jarrett-Kerr

+44 (0) 20 7353 4200

[email protected]

About Oxford Nanopore Technologies plc:

Oxford Nanopore Technologies' goal is to bring the widest benefits to society through enabling the analysis of anything, by anyone, anywhere. The company has developed a new generation of nanopore-based sensing technology for faster, information rich, accessible and affordable molecular analysis. The first application is DNA/RNA sequencing, and the technology is in development for the analysis of other types of molecules including proteins. The technology is used in more than 125 countries to understand and characterise the biology of humans and diseases such as cancer, plants, animals, bacteria, viruses, and whole environments. Oxford Nanopore Technologies products are intended for molecular biology applications and are not intended for diagnostic purposes. For more, visit: www.nanoporetech.com