The Vanguard Group Discloses Position in Spirent Communications plc

The Vanguard Group, Inc. released a Form 8.3 disclosure revealing their involvement with Spirent Communications plc. The document, dated 21 August 2025, details interests in relevant securities representing more than 1% of the company's holdings. Specifically, Vanguard holds 31,237,763 shares, equating to 5.38% of Spirent's 3 1/3p ordinary shares.

The disclosure includes 7,680 purchased securities at 1.96 GBP each. However, there are no cash-settled or stock-settled derivatives disclosed. Additionally, no agreements or arrangements, either formal or informal, were reported under the section detailing indemnity or other dealing arrangements.

This declaration is in compliance with Rule 8.3 of the Takeover Code, ensuring transparency and providing insight into Vanguard's strategic financial movements concerning Spirent Communications plc.