Form8.3AMGLITHIUMB.V.(ADIRECTWHOLLY-OWNEDSUBSIDIAR

FORM 8.3

PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY

A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR

MORE

Rule 8.3 of the Takeover Code (the "Code")

1.

KEY INFORMATION

(a)

Full name of discloser:

Barclays PLC.

(b)

Owner or controller of interest and short

positions disclosed, if different from 1(a):

(c)

Name of offeror/offeree in relation to whose

AMG LITHIUM B.V. (A DIRECT WHOLLY-OWNED SUBSIDIARY OF AMG CRITICAL MATERIALS N.V.)

relevant securities this form relates:

(d)

If an exempt fund manager connected with an

offeror/offeree, state this and specify identity of

offeror/offeree:

(e)

Date position held/dealing undertaken:

24 Jul 2026

(f)

In addition to the company in 1(c) above, is the discloser making

YES:

disclosures in respect of any other party to the offer?

ZINNWALD LITHIUM PLC

2.

POSITIONS OF THE PERSON MAKING THE DISCLOSURE

(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:

EUR 0.02 ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

1,021,669

2.84%

120,310

0.33%

(2)

Cash-settled derivatives:

123,272

0.34%

1,002,956

2.79%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

1,144,941

3.18%

1,123,266

3.12%

(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 PERSON MAKING THE DISCLOSURE

(a)

Purchases and sales

Class of relevant

Purchase/sale

Number of

Price per unit

security

securities

EUR 0.02 ordinary

Purchase

8,875

26.7273 EUR

EUR 0.02 ordinary

Purchase

6,452

26.9206 EUR

EUR 0.02 ordinary

Purchase

5,361

26.6931 EUR

EUR 0.02 ordinary

Purchase

4,432

26.8148 EUR

EUR 0.02 ordinary

Purchase

2,943

26.6800 EUR

EUR 0.02 ordinary

Purchase

2,004

27.0790 EUR

EUR 0.02 ordinary

Purchase

1,756

26.7633 EUR

EUR 0.02 ordinary

Purchase

1,680

26.7301 EUR

EUR 0.02 ordinary

Purchase

1,097

26.7327 EUR

EUR 0.02 ordinary

Purchase

628

26.8616 EUR

EUR 0.02 ordinary

Purchase

584

27.0623 EUR

EUR 0.02 ordinary

Purchase

583

26.7252 EUR

EUR 0.02 ordinary

Purchase

362

26.7237 EUR

EUR 0.02 ordinary

Purchase

328

26.8893 EUR

EUR 0.02 ordinary

Purchase

174

26.6822 EUR

EUR 0.02 ordinary

Purchase

138

26.8075 EUR

EUR 0.02 ordinary

Purchase

103

26.9900 EUR

EUR 0.02 ordinary

Purchase

98

26.6930 EUR

EUR 0.02 ordinary

Purchase

73

26.6309 EUR

EUR 0.02 ordinary

Purchase

69

26.9415 EUR

EUR 0.02 ordinary

Purchase

58

26.8436 EUR

EUR 0.02 ordinary

Purchase

35

26.6000 EUR

EUR 0.02 ordinary

Purchase

35

26.7942 EUR

EUR 0.02 ordinary

Purchase

25

27.1800 EUR

EUR 0.02 ordinary

Purchase

4

27.0900 EUR

EUR 0.02 ordinary

Purchase

2

26.7200 EUR

EUR 0.02 ordinary

Purchase

2

27.3600 EUR

EUR 0.02 ordinary

Sale

12,768

26.9543 EUR

EUR 0.02 ordinary

Sale

12,177

26.9230 EUR

EUR 0.02 ordinary

Sale

10,555

26.7277 EUR

EUR 0.02 ordinary

Sale

8,933

26.7280 EUR

EUR 0.02 ordinary

Sale

3,226

26.9206 EUR

EUR 0.02 ordinary

Sale

2,194

26.7327 EUR

EUR 0.02 ordinary

Sale

2,112

26.6800 EUR

EUR 0.02 ordinary

Sale

1,166

26.7252 EUR

EUR 0.02 ordinary

Sale

1,120

26.7889 EUR

EUR 0.02 ordinary

Sale

1,059

26.7566 EUR

EUR 0.02 ordinary

Sale

1,002

27.0790 EUR

EUR 0.02 ordinary

Sale

728

27.0484 EUR

EUR 0.02 ordinary

Sale

660

26.8892 EUR

EUR 0.02 ordinary

Sale

584

27.0623 EUR

EUR 0.02 ordinary

Sale

314

26.8616 EUR

EUR 0.02 ordinary

Sale

174

26.6849 EUR

EUR 0.02 ordinary

Sale

146

26.9607 EUR

EUR 0.02 ordinary

Sale

104

26.8776 EUR

EUR 0.02 ordinary

Sale

70

26.6000 EUR

EUR 0.02 ordinary

Sale

69

26.8075 EUR

EUR 0.02 ordinary

Sale

64

26.6865 EUR

EUR 0.02 ordinary

Sale

58

26.8436 EUR

EUR 0.02 ordinary

Sale

50

27.1800 EUR

EUR 0.02 ordinary

Sale

32

27.0831 EUR

EUR 0.02 ordinary

Sale

4

26.7200 EUR

EUR 0.02 ordinary

Sale

4

27.3600 EUR

EUR 0.02 ordinary

Sale

2

27.0900 EUR

EUR 0.02 ordinary

Sale

1

26.7008 EUR

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

EUR 0.02 ordinary

SWAP

Decreasing Short

4

27.0400 EUR

EUR 0.02 ordinary

CFD

Decreasing Short

35

26.5991 EUR

EUR 0.02 ordinary

CFD

Increasing Short

773

26.6753 EUR

EUR 0.02 ordinary

CFD

Increasing Short

1,058

26.7568 EUR

EUR 0.02 ordinary

CFD

Increasing Short

4,542

26.9537 EUR

EUR 0.02 ordinary

CFD

Decreasing Short

10,555

26.7277 EUR

EUR 0.02 ordinary

CFD

Increasing Short

35

26.7942 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

1

26.7000 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

4,428

26.6931 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

933

26.6931 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

5

26.9880 EUR

EUR 0.02 ordinary

CFD

Decreasing Short

58

27.0600 EUR

EUR 0.02 ordinary

CFD

Decreasing Short

32

27.0831 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

69

26.8075 EUR

EUR 0.02 ordinary

CFD

Closing Short

12,177

26.9230 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

172

26.9706 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

64

26.6865 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

2

26.6800 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

25

27.1800 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

728

27.0484 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

104

26.8776 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

660

26.8892 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

1,266

26.8087 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

328

26.8893 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

12,768

26.9543 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

4,432

26.8148 EUR

(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)

Exercise

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 person 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:

27 Jul 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213