Vanguard Group Discloses Position in Vesuvius plc

The Vanguard Group, Inc. has released its Form 8.3, disclosing its interests in Vesuvius plc. As of October 5, 2026, Vanguard holds 4.40% of Vesuvius' 10p ordinary shares, amounting to 10,909,608 securities. This disclosure is in line with Rule 8.3 of the Takeover Code.

Vanguard has also indicated disclosures associated with RHI Magnesita N.V., in addition to Vesuvius. The report notes that a sale of 1,590 securities occurred at 4.44 GBP per unit, with no cash-settled or stock-settled derivative transactions reported.

No formal or informal agreements, including indemnity or option arrangements, influence dealings, except noted transactions. Furthermore, no additional open positions supplement the disclosure.