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:

14 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:

2,073,378

0.84%

1,638,390

0.66%

(2)

Cash-settled derivatives:

and/or controlled:

1,695,468

0.68%

2,058,612

0.83%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

3,768,846

1.52%

3,697,002

1.49%

(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

129,419

4.6806 GBP

4.5740 GBP

10p ordinary

Sale

84,576

4.6880 GBP

4.5980 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

1,100

4.6854 GBP

10p ordinary

SWAP

Opening Long

1,176

4.6526 GBP

10p ordinary

SWAP

Opening Long

457

4.6070 GBP

10p ordinary

SWAP

Decreasing Short

58

4.6396 GBP

10p ordinary

SWAP

Increasing Short

1,210

4.6487 GBP

10p ordinary

SWAP

Decreasing Long

13,363

4.6320 GBP

10p ordinary

SWAP

Decreasing Short

500

4.6307 GBP

10p ordinary

SWAP

Decreasing Long

2,577

4.6320 GBP

10p ordinary

SWAP

Increasing Short

6,750

4.5749 GBP

10p ordinary

SWAP

Opening Long

220

4.6740 GBP

10p ordinary

CFD

Decreasing Short

11,513

4.6370 GBP

10p ordinary

CFD

Increasing Short

2,588

4.6205 GBP

10p ordinary

CFD

Decreasing Long

972

4.6502 GBP

10p ordinary

SWAP

Increasing Short

7,749

4.6338 GBP

10p ordinary

SWAP

Opening Short

95

4.6120 GBP

10p ordinary

SWAP

Opening Long

4,444

4.6456 GBP

10p ordinary

SWAP

Increasing Long

979

4.6449 GBP

10p ordinary

SWAP

Increasing Long

307

4.6450 GBP

10p ordinary

SWAP

Decreasing Short

260

4.6544 GBP

10p ordinary

SWAP

Increasing Short

2,031

4.6321 GBP

10p ordinary

SWAP

Closing Long

13,126

4.6320 GBP

10p ordinary

SWAP

Increasing Short

6,750

4.5897 GBP

10p ordinary

SWAP

Increasing Long

1,185

4.6280 GBP

10p ordinary

SWAP

Closing Short

95

4.6280 GBP

10p ordinary

SWAP

Increasing Long

58,108

4.6538 GBP

10p ordinary

SWAP

Increasing Short

91

4.6720 GBP

10p ordinary

SWAP

Decreasing Short

4,193

4.6320 GBP

10p ordinary

SWAP

Increasing Long

8,338

4.6280 GBP

10p ordinary

SWAP

Opening Short

2,593

4.6329 GBP

10p ordinary

SWAP

Increasing Long

9,913

4.6496 GBP

10p ordinary

SWAP

Decreasing Short

300

4.6419 GBP

10p ordinary

SWAP

Decreasing Short

83

4.6690 GBP

10p ordinary

SWAP

Increasing Long

2,552

4.6649 GBP

10p ordinary

SWAP

Closing Short

2,593

4.6320 GBP

10p ordinary

SWAP

Increasing Long

693

4.5934 GBP

10p ordinary

SWAP

Decreasing Short

1,142

4.6725 GBP

10p ordinary

SWAP

Increasing Long

503

4.6434 GBP

10p ordinary

SWAP

Increasing Long

290

4.5999 GBP

10p ordinary

SWAP

Increasing Long

46,941

4.6487 GBP

10p ordinary

SWAP

Increasing Long

14

4.5899 GBP

10p ordinary

SWAP

Increasing Long

844

4.6048 GBP

10p ordinary

SWAP

Increasing Long

390

4.5979 GBP

10p ordinary

SWAP

Increasing Long

2,048

4.5700 GBP

10p ordinary

SWAP

Increasing Long

2,670

4.6319 GBP

10p ordinary

SWAP

Decreasing Long

3,245

4.5700 GBP

10p ordinary

SWAP

Decreasing Long

8,934

4.6676 GBP

10p ordinary

SWAP

Increasing Long

428

4.5960 GBP

10p ordinary

SWAP

Decreasing Long

407

4.6400 GBP

10p ordinary

SWAP

Increasing Long

1,051

4.6073 GBP

10p ordinary

SWAP

Decreasing Long

8,699

4.6611 GBP

10p ordinary

SWAP

Increasing Long

1,377

4.6306 GBP

10p ordinary

SWAP

Decreasing Long

2,013

4.6529 GBP

10p ordinary

SWAP

Decreasing Long

1,674

4.6336 GBP

10p ordinary

SWAP

Increasing Long

549

4.6369 GBP

10p ordinary

SWAP

Increasing Long

2,215

4.6320 GBP

10p ordinary

SWAP

Increasing Long

4,651

4.6616 GBP

10p ordinary

SWAP

Decreasing Long

959

4.6632 GBP

10p ordinary

SWAP

Increasing Long

346

4.6829 GBP

10p ordinary

SWAP

Increasing Long

241

4.6880 GBP

10p ordinary

SWAP

Decreasing Long

1,212

4.6806 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:

15 Oct 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213