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:

08 Oct 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:

2,517,680

1.01%

1,613,422

0.65%

(2)

Cash-settled derivatives:

and/or controlled:

1,539,232

0.62%

2,504,243

1.01%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

4,056,912

1.63%

4,117,665

1.66%

(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

415,698

4.5760 GBP

4.4100 GBP

10p ordinary

Sale

769,515

4.5760 GBP

4.4800 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

3,100

4.5589 GBP

10p ordinary

SWAP

Increasing Long

900

4.5716 GBP

10p ordinary

SWAP

Decreasing Short

21,531

4.5474 GBP

10p ordinary

SWAP

Increasing Short

177

4.5513 GBP

10p ordinary

SWAP

Increasing Short

59

4.5520 GBP

10p ordinary

SWAP

Closing Short

60,543

4.5260 GBP

10p ordinary

SWAP

Opening Long

44,676

4.5260 GBP

10p ordinary

SWAP

Decreasing Short

37

4.6440 GBP

10p ordinary

SWAP

Decreasing Long

1,828

4.5262 GBP

10p ordinary

SWAP

Decreasing Short

20,387

4.5437 GBP

10p ordinary

SWAP

Increasing Long

854

4.5256 GBP

10p ordinary

SWAP

Increasing Short

13,500

4.4631 GBP

10p ordinary

SWAP

Increasing Short

172

4.4940 GBP

10p ordinary

CFD

Opening Short

24,874

4.5528 GBP

10p ordinary

CFD

Increasing Short

8

4.5412 GBP

10p ordinary

CFD

Decreasing Long

171

4.5522 GBP

10p ordinary

SWAP

Decreasing Short

2,000

4.5474 GBP

10p ordinary

SWAP

Decreasing Short

9,433

4.5402 GBP

10p ordinary

SWAP

Decreasing Long

304

4.5579 GBP

10p ordinary

SWAP

Decreasing Short

21,690

4.5508 GBP

10p ordinary

SWAP

Decreasing Short

722

4.5523 GBP

10p ordinary

SWAP

Increasing Short

57

4.4955 GBP

10p ordinary

SWAP

Increasing Long

10,592

4.5260 GBP

10p ordinary

SWAP

Increasing Short

35,081

4.5262 GBP

10p ordinary

SWAP

Increasing Long

7,946

4.5446 GBP

10p ordinary

SWAP

Increasing Short

6,750

4.4106 GBP

10p ordinary

SWAP

Decreasing Short

7,958

4.5583 GBP

10p ordinary

CFD

Increasing Long

8,840

4.5472 GBP

10p ordinary

SWAP

Decreasing Short

53,140

4.5590 GBP

10p ordinary

SWAP

Decreasing Long

8,007

4.5260 GBP

10p ordinary

SWAP

Decreasing Short

6,586

4.5583 GBP

10p ordinary

SWAP

Decreasing Short

11,810

4.5591 GBP

10p ordinary

SWAP

Decreasing Short

1,587

4.5260 GBP

10p ordinary

SWAP

Increasing Short

6,750

4.4390 GBP

10p ordinary

SWAP

Decreasing Short

6,578

4.5260 GBP

10p ordinary

SWAP

Decreasing Short

200,000

4.5452 GBP

10p ordinary

SWAP

Decreasing Long

26,176

4.5260 GBP

10p ordinary

SWAP

Increasing Short

641

4.5719 GBP

10p ordinary

SWAP

Decreasing Short

763

4.5260 GBP

10p ordinary

SWAP

Decreasing Short

27,093

4.5260 GBP

10p ordinary

SWAP

Increasing Short

27,000

4.4953 GBP

10p ordinary

SWAP

Increasing Short

7,248

4.5260 GBP

10p ordinary

SWAP

Increasing Short

1,973

4.5664 GBP

10p ordinary

SWAP

Increasing Short

3,843

4.5260 GBP

10p ordinary

SWAP

Decreasing Short

6,739

4.5260 GBP

10p ordinary

SWAP

Increasing Short

20,250

4.4604 GBP

10p ordinary

SWAP

Decreasing Short

4,717

4.5634 GBP

10p ordinary

SWAP

Decreasing Short

6,699

4.5601 GBP

10p ordinary

SWAP

Decreasing Short

3,535

4.5470 GBP

10p ordinary

SWAP

Decreasing Short

941

4.5260 GBP

10p ordinary

SWAP

Increasing Short

27,000

4.5111 GBP

10p ordinary

SWAP

Decreasing Short

4,627

4.5512 GBP

10p ordinary

SWAP

Decreasing Short

2,543

4.5507 GBP

10p ordinary

SWAP

Decreasing Short

472

4.5260 GBP

10p ordinary

SWAP

Increasing Short

27,000

4.4931 GBP

10p ordinary

SWAP

Decreasing Short

30,803

4.5534 GBP

10p ordinary

SWAP

Increasing Short

11,169

4.5491 GBP

10p ordinary

SWAP

Increasing Short

6,750

4.5116 GBP

10p ordinary

SWAP

Increasing Short

11,387

4.5484 GBP

10p ordinary

SWAP

Decreasing Short

32,145

4.5540 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:

09 Oct 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213