M&G PLC, through M&G Investment Management Limited, has disclosed a 3.52% interest in Spirent Communications Plc. The disclosure, made in accordance with Rule 8.3 of the Takeover Code, indicates that M&G PLC owns and/or controls 20,385,137 relevant securities of Spirent Communications Plc. The disclosure was made on 5th March 2024. The company has not engaged in any recent dealings or agreements related to relevant securities. Additionally, there are no indemnity or other dealing arrangements, agreements, arrangements, or understandings relating to options or derivatives. No supplemental form is attached to the disclosure. For further information, the contact person is Hannah Azlin, reachable at 020 8162 0906.