The Capital Group Companies, Inc. has acquired voting rights in Diploma PLC, a UK issuer. The acquisition was notified on 29th February 2024, with a total of 14.16% of voting rights attached to shares, representing 18,982,347 voting rights held in the issuer. The Capital Group Companies, Inc. is the parent company of Capital Research and Management Company, which manages equity assets for various investment companies and clients. Additionally, it is the parent company of six investment management companies that primarily serve institutional and high net worth clients. Neither The Capital Group Companies, Inc. nor any of its affiliates own shares of Diploma PLC for its own account. The shares reported on this notification are owned by accounts under the discretionary investment management of one or more of the investment management companies described above.