Vesuvius plc 13 October 2026 Notification of Transactions of Persons Discharging Managerial Responsibilities Notification and public disclosure of transactions by persons discharging managerial responsibilities and persons closely associated with them +--------------+----------------------------+---------+---------+++ |1 |Details of the person | | |discharging managerial | | |responsibilities / person | | |closely associated | +--------------+----------------------------+---------+---------+++ |a) |Name |Mark Collis | +--------------+----------------------------+---------+---------+++ |2 |Reason for the notification | +--------------+----------------------------+---------+---------+++ |a) |Position/status |Chief Financial | | | |Officer | +--------------+----------------------------+---------+---------+++ |b) |Initial notification |Initial notification | | |/Amendment | | +--------------+----------------------------+---------+---------+++ |3 |Details of the issuer, | | |emission allowance market | | |participant, auction | | |platform, auctioneer or | | |auction monitor | +--------------+----------------------------+---------+---------+++ |a) |Name |Vesuvius plc | +--------------+----------------------------+---------+---------+++ |b) |LEI |213800ORZ521W585SY02 | +--------------+----------------------------+---------+---------+++ |4 |Details of the | | |transaction(s): section to be | | |repeated for (i) each type of | | |instrument; (ii) each type of | | |transaction; (iii) each date; | | |and (iv) each place where | | |transactions have been | | |conducted | +--------------+----------------------------+---------+---------+++ |a) |Description of the financial|Vesuvius plc 10 | | |instrument, type of |pence ordinary | | |instrument |shares | +--------------+----------------------------+---------+---------+++ | | | +--------------+----------------------------+---------+---------+++ |Identification|ISIN: GB00B82YXW83 | |code | | +--------------+----------------------------+---------+---------+++ | | | +--------------+----------------------------+---------+---------+++ |b) |Nature of the transaction |Dividend | | | |reinvestment plan - | | | |evergreen | | | |reinvestment of | | | |Vesuvius plc | | | |dividend income in | | | |ISAs to purchase | | | |Vesuvius ordinary | | | |shares by Mark | | | |Collis and by Mrs K | | | |Collis. | +--------------+----------------------------+---------+---------+++ |c) |Price(s) and volume(s) | | ||| +--------------+----------------------------+---------+---------+++ | | |Price(s) |Volume(s)|| +--------------+----------------------------+---------+---------+++ | | |£4.68 |256 || +--------------+----------------------------+---------+---------+++ | | |£4.686323|184 || +--------------+----------------------------+---------+---------+++ | | | | || +--------------+----------------------------+---------+---------+++ | | | | || +--------------+----------------------------+---------+---------+++ |d) |Aggregated information | | +--------------+----------------------------+---------+---------+++ | | | +--------------+----------------------------+---------+---------+++ |- Aggregated |440 | |volume | | +--------------+----------------------------+---------+---------+++ | | | +--------------+----------------------------+---------+---------+++ |- Price |£4.6826 | +--------------+----------------------------+---------+---------+++ | | | +--------------+----------------------------+---------+---------+++ |- Aggregated|£2,060.36 | |total | | +--------------+----------------------------+---------+---------+++ |e) |Date of the transaction |12 October 2026 | +--------------+----------------------------+---------+---------+++ |f) |Place of the transaction |London Stock | | | |Exchange (XLON) | +--------------+----------------------------+---------+---------+++ Vesuvius plc, 165 Fleet Street, London EC4A 2AE Registered in England and Wales No. 8217766 LEI: 213800ORZ521W585SY02 www.vesuvius.com This information was brought to you by Cision http://news.cision.com https://news.cision.com/vesuvius-plc/r/director-pdmr-shareholding,c4408188