Form 8.5 EPT/Non RI VESUVIUS PLC.

FORM 8.5 (EPT/NON-RI)

PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY AN

EXEMPT PRINCIPAL TRADER WITHOUT RECOGNISED INTERMEDIARY ("RI") STATUS

(OR WHERE RI STATUS IS NOT APPLICABLE)

Rule 8.5 of the Takeover Code (the "Code")

1.

KEY INFORMATION

(a)

Name of exempt principal trader:

BARCLAYS CAPITAL SECURITIES LTD

(b)

Name of offeror/offeree in relation to whose

VESUVIUS PLC

relevant securities this form relates:

(c)

Name of the party to the offer with which exempt

RHI MAGNESITA N.V.

principal trader is connected

(d)

Date position held/dealing undertaken:

05 Nov 2026

(e)

In addition to the company in 1(b) above, is the exempt principal

YES:

trader making disclosures in respect of any other party to the offer?

RHI MAGNESITA N.V.

2.

POSITIONS OF THE EXEMPT PRINCIPAL TRADER

(a)

Interests and short positions in the relevant securities of the offeror or offeree

to which the disclosure relates following the dealing (if any)

Class of relevant security:

10p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

1,549,366

0.62%

2,398,349

0.97%

(2)

Cash-settled derivatives:

and/or controlled:

2,294,943

0.92%

1,526,545

0.62%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

3,844,309

1.55%

3,924,894

1.58%

(b)

Rights to subscribe for new securities (including directors and other executive

options)

Class of relevant security in relation to

which subscription right exists

Details, including nature of the rights

concerned and relevant percentages:

3.

DEALINGS (IF ANY) BY THE EXEMPT PRINCIPAL TRADER

(a)

Purchases and sales

Class of relevant

Purchase/sale

Total number of

Highest price per unit

Lowest price per unit

security

securities

paid/received

paid/received

10p ordinary

Purchase

833,521

4.7370  GBP

4.5809  GBP

10p ordinary

Sale

817,035

4.6994  GBP

4.6012  GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

10p ordinary

SWAP

Increasing Long

3,800

4.6732  GBP

10p ordinary

SWAP

Increasing Long

2,000

4.6696  GBP

10p ordinary

SWAP

Decreasing Short

7,450

4.6451  GBP

10p ordinary

SWAP

Increasing Short

306

4.6141  GBP

10p ordinary

SWAP

Increasing Long

155,138

4.6120  GBP

10p ordinary

SWAP

Decreasing Long

212,694

4.6600  GBP

10p ordinary

SWAP

Decreasing Long

51

4.6121  GBP

10p ordinary

SWAP

Increasing Long

1,920

4.6116  GBP

10p ordinary

SWAP

Increasing Short

12,150

4.7365  GBP

10p ordinary

SWAP

Decreasing Long

1,500

4.6232  GBP

10p ordinary

CFD

Closing Short

849

4.6994  GBP

10p ordinary

CFD

Increasing Long

1,319

4.6896  GBP

10p ordinary

SWAP

Increasing Short

29,662

4.6694  GBP

10p ordinary

SWAP

Decreasing Short

36,176

4.6403  GBP

10p ordinary

SWAP

Decreasing Short

84

4.6403  GBP

10p ordinary

SWAP

Decreasing Long

18,710

4.6120  GBP

10p ordinary

SWAP

Decreasing Long

10,992

4.6860  GBP

10p ordinary

SWAP

Increasing Short

480

4.6740  GBP

10p ordinary

SWAP

Decreasing Long

1

4.6200  GBP

10p ordinary

SWAP

Increasing Long

9,680

4.6237  GBP

10p ordinary

SWAP

Increasing Short

6,750

4.6929  GBP

10p ordinary

SWAP

Increasing Long

1,194

4.6540  GBP

10p ordinary

CFD

Decreasing Long

662

4.5897  GBP

10p ordinary

SWAP

Increasing Short

26,612

4.6708  GBP

10p ordinary

SWAP

Decreasing Long

4,316

4.6369  GBP

10p ordinary

SWAP

Decreasing Short

2,692

4.6622  GBP

10p ordinary

SWAP

Decreasing Long

535

4.6219  GBP

10p ordinary

SWAP

Increasing Long

6,806

4.6131  GBP

10p ordinary

SWAP

Increasing Short

22,229

4.6806  GBP

10p ordinary

SWAP

Closing Short

20,314

4.6290  GBP

10p ordinary

SWAP

Opening Long

55,432

4.6290  GBP

10p ordinary

SWAP

Increasing Long

8,705

4.6306  GBP

10p ordinary

SWAP

Increasing Long

23,111

4.6120  GBP

10p ordinary

SWAP

Increasing Short

148,109

4.6798  GBP

10p ordinary

SWAP

Increasing Long

16,350

4.6601  GBP

10p ordinary

SWAP

Increasing Long

20,538

4.6120  GBP

10p ordinary

SWAP

Increasing Long

15,315

4.6251  GBP

10p ordinary

SWAP

Increasing Short

54,991

4.5809  GBP

10p ordinary

SWAP

Increasing Long

16,594

4.6330  GBP

10p ordinary

SWAP

Decreasing Long

572

4.7160  GBP

10p ordinary

SWAP

Increasing Short

17,388

4.6234  GBP

10p ordinary

SWAP

Decreasing Long

150

4.5900  GBP

10p ordinary

SWAP

Increasing Long

64,289

4.6286  GBP

10p ordinary

SWAP

Increasing Long

77,583

4.6410  GBP

(c)

Stock-settled derivative transactions (including options)

(i)

Writing, selling, purchasing or varying

Class

Product

Writing,

Number

Exercise

Type

Expiry

Option

of

description

purchasing,

of

price

date

money

relevant

selling,

securities

per unit

paid/

security

varying etc

to which

received

option

per unit

relates

(ii)

Exercising

Class of relevant

Product description

Exercising/ exercised against

Number of

Exercise price per

security

securities

unit

(d)

Other dealings (including subscribing for new securities)

Class of relevant

Nature of Dealings

Details

Price per unit (if

security

applicable)

4.

OTHER INFORMATION

(a)

Indemnity and other dealings arrangements

Details of any indemnity or option arrangement, or any agreement or understanding,

formal or informal, relating to relevant securities which may be an inducement to deal

or refrain from dealing entered into by the exempt principal trader making the disclosure and any party

to the offer or any person acting in concert with a party to the offer:

NONE

(b)

Agreements, arrangements or understandings relating to options or derivatives

Details of any agreement, arrangement or understanding, formal or informal, between

the exempt principal trader making the disclosure and any other person relating to:

(i)   the voting rights of any relevant securities under any option; or

(ii)   the voting rights of future acquisition or disposal of any relevant securities to which

any derivative is referenced:

NONE

(c)

Attachments

Is a Supplemental Form 8 (Open Positions) attached?

NO

Date of disclosure:

06 Nov 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213