Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

Vesuvius plc

2. Reason for the notification (please state Yes/No):

An acquisition or disposal of voting rights: ( YES )

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached: ( )

An event changing the breakdown of voting rights: ( )

Other (please specify) ( )

3. Full name of person(s) subject to the notification obligation:

Franklin Templeton Institutional LLC

4. Full name of shareholder(s) (if different from 3.):

Bank of New York, London, JPMorgan Chase Bank, N.A., London, Mellon Bank, N.A., London, The Northern Trust Company, London, Royal Bank of Scotland Plc, London, 

State Street Bank and Trust Company, London

5. Date of the transaction (and date on which the threshold is crossed or reached if different): 24 May 2013

6. Date on which issuer notified: 28 May 2013

7. Threshold(s) that is/are crossed or reached 5%

8. Notified details:

A: Voting rights attached to shares

Resulting situation after the triggering transaction

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments

Resulting situation after the triggering transaction

Total (A+B+C)

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable:

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold: N/A

12. Date on which proxy holder will cease to hold voting rights: N/A

13. Additional information:

14. Contact name:

RICHARD MALTHOUSE, COMPANY SECRETARY, VESUVIUS plc

15. Contact telephone number:

+ 44 (0)20 7822 0000