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:

10 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:

921,307

2.58%

107,871

0.30%

(2)

Cash-settled derivatives:

112,525

0.31%

907,432

2.54%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

1,033,832

2.89%

1,015,303

2.84%

(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

12,920

32.0000 EUR

EUR 0.02 ordinary

Purchase

3,598

31.9658 EUR

EUR 0.02 ordinary

Purchase

2,806

32.0205 EUR

EUR 0.02 ordinary

Purchase

1,712

32.0523 EUR

EUR 0.02 ordinary

Purchase

1,672

31.9184 EUR

EUR 0.02 ordinary

Purchase

1,620

31.9832 EUR

EUR 0.02 ordinary

Purchase

1,527

31.9675 EUR

EUR 0.02 ordinary

Purchase

1,500

32.0303 EUR

EUR 0.02 ordinary

Purchase

1,302

32.0771 EUR

EUR 0.02 ordinary

Purchase

622

31.8877 EUR

EUR 0.02 ordinary

Purchase

434

32.0626 EUR

EUR 0.02 ordinary

Purchase

370

32.0010 EUR

EUR 0.02 ordinary

Purchase

238

31.9506 EUR

EUR 0.02 ordinary

Purchase

202

31.8443 EUR

EUR 0.02 ordinary

Purchase

194

32.0600 EUR

EUR 0.02 ordinary

Purchase

141

31.9400 EUR

EUR 0.02 ordinary

Purchase

118

31.7338 EUR

EUR 0.02 ordinary

Purchase

115

31.9843 EUR

EUR 0.02 ordinary

Purchase

106

32.0266 EUR

EUR 0.02 ordinary

Purchase

105

31.9760 EUR

EUR 0.02 ordinary

Purchase

60

32.0050 EUR

EUR 0.02 ordinary

Purchase

59

32.0423 EUR

EUR 0.02 ordinary

Purchase

53

31.9936 EUR

EUR 0.02 ordinary

Purchase

51

31.7800 EUR

EUR 0.02 ordinary

Purchase

48

32.0608 EUR

EUR 0.02 ordinary

Purchase

40

32.1200 EUR

EUR 0.02 ordinary

Purchase

24

31.9800 EUR

EUR 0.02 ordinary

Purchase

23

31.9000 EUR

EUR 0.02 ordinary

Purchase

12

32.0200 EUR

EUR 0.02 ordinary

Purchase

10

32.0800 EUR

EUR 0.02 ordinary

Purchase

5

32.1600 EUR

EUR 0.02 ordinary

Purchase

3

31.8000 EUR

EUR 0.02 ordinary

Sale

12,811

32.0000 EUR

EUR 0.02 ordinary

Sale

3,598

31.9658 EUR

EUR 0.02 ordinary

Sale

2,725

31.9559 EUR

EUR 0.02 ordinary

Sale

2,604

32.0771 EUR

EUR 0.02 ordinary

Sale

1,533

32.0314 EUR

EUR 0.02 ordinary

Sale

1,303

32.0272 EUR

EUR 0.02 ordinary

Sale

1,245

31.8325 EUR

EUR 0.02 ordinary

Sale

1,160

31.9783 EUR

EUR 0.02 ordinary

Sale

856

32.0523 EUR

EUR 0.02 ordinary

Sale

836

31.9184 EUR

EUR 0.02 ordinary

Sale

324

31.9918 EUR

EUR 0.02 ordinary

Sale

297

32.0187 EUR

EUR 0.02 ordinary

Sale

230

31.9843 EUR

EUR 0.02 ordinary

Sale

217

32.0626 EUR

EUR 0.02 ordinary

Sale

210

31.9760 EUR

EUR 0.02 ordinary

Sale

203

32.0099 EUR

EUR 0.02 ordinary

Sale

182

31.7668 EUR

EUR 0.02 ordinary

Sale

156

32.0300 EUR

EUR 0.02 ordinary

Sale

150

31.9740 EUR

EUR 0.02 ordinary

Sale

143

31.7696 EUR

EUR 0.02 ordinary

Sale

129

32.0649 EUR

EUR 0.02 ordinary

Sale

118

31.7338 EUR

EUR 0.02 ordinary

Sale

118

31.7348 EUR

EUR 0.02 ordinary

Sale

108

31.8600 EUR

EUR 0.02 ordinary

Sale

103

31.8400 EUR

EUR 0.02 ordinary

Sale

94

32.0378 EUR

EUR 0.02 ordinary

Sale

77

32.0600 EUR

EUR 0.02 ordinary

Sale

51

31.7800 EUR

EUR 0.02 ordinary

Sale

40

32.1200 EUR

EUR 0.02 ordinary

Sale

25

32.0200 EUR

EUR 0.02 ordinary

Sale

24

31.9800 EUR

EUR 0.02 ordinary

Sale

23

31.9000 EUR

EUR 0.02 ordinary

Sale

7

32.0800 EUR

EUR 0.02 ordinary

Sale

6

31.8000 EUR

EUR 0.02 ordinary

Sale

2

31.9400 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

Increasing Short

48

32.0803 EUR

EUR 0.02 ordinary

SWAP

Decreasing Long

106

32.0265 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

292

32.0058 EUR

EUR 0.02 ordinary

CFD

Increasing Short

791

31.9118 EUR

EUR 0.02 ordinary

CFD

Closing Short

76

32.0771 EUR

EUR 0.02 ordinary

CFD

Opening Long

1,226

32.0771 EUR

EUR 0.02 ordinary

CFD

Increasing Short

5

32.1600 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

324

31.9918 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

217

32.0626 EUR

EUR 0.02 ordinary

CFD

Decreasing Long

856

32.0523 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

324

32.0000 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

1,676

32.0218 EUR

EUR 0.02 ordinary

CFD

Closing Long

370

32.0010 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

119

32.0235 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

150

31.9740 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

13

32.0200 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

105

31.9760 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

238

31.9506 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

264

31.9604 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

258

31.9944 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

2,725

31.9559 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

1,527

31.9675 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:

13 Jul 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213