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:

06 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:

893,521

2.50%

112,967

0.30%

(2)

Cash-settled derivatives:

114,001

0.32%

877,195

2.45%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

1,007,522

2.82%

990,162

2.76%

(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

14,893

33.5200 EUR

EUR 0.02 ordinary

Purchase

6,190

33.4360 EUR

EUR 0.02 ordinary

Purchase

3,279

33.1876 EUR

EUR 0.02 ordinary

Purchase

2,494

33.1397 EUR

EUR 0.02 ordinary

Purchase

2,477

32.9013 EUR

EUR 0.02 ordinary

Purchase

2,252

33.4370 EUR

EUR 0.02 ordinary

Purchase

2,230

32.9214 EUR

EUR 0.02 ordinary

Purchase

1,819

33.2915 EUR

EUR 0.02 ordinary

Purchase

1,480

33.2180 EUR

EUR 0.02 ordinary

Purchase

1,146

33.3910 EUR

EUR 0.02 ordinary

Purchase

1,092

33.5213 EUR

EUR 0.02 ordinary

Purchase

1,056

33.0630 EUR

EUR 0.02 ordinary

Purchase

879

33.3882 EUR

EUR 0.02 ordinary

Purchase

777

33.5267 EUR

EUR 0.02 ordinary

Purchase

643

33.5211 EUR

EUR 0.02 ordinary

Purchase

619

32.9600 EUR

EUR 0.02 ordinary

Purchase

517

33.4600 EUR

EUR 0.02 ordinary

Purchase

436

33.1115 EUR

EUR 0.02 ordinary

Purchase

429

33.0334 EUR

EUR 0.02 ordinary

Purchase

357

33.0000 EUR

EUR 0.02 ordinary

Purchase

306

33.3100 EUR

EUR 0.02 ordinary

Purchase

289

33.1214 EUR

EUR 0.02 ordinary

Purchase

282

32.9400 EUR

EUR 0.02 ordinary

Purchase

267

33.2800 EUR

EUR 0.02 ordinary

Purchase

192

33.3600 EUR

EUR 0.02 ordinary

Purchase

189

33.3849 EUR

EUR 0.02 ordinary

Purchase

157

33.3400 EUR

EUR 0.02 ordinary

Purchase

148

33.2200 EUR

EUR 0.02 ordinary

Purchase

147

33.0400 EUR

EUR 0.02 ordinary

Purchase

135

33.0800 EUR

EUR 0.02 ordinary

Purchase

87

33.3200 EUR

EUR 0.02 ordinary

Purchase

80

32.9000 EUR

EUR 0.02 ordinary

Purchase

78

33.4289 EUR

EUR 0.02 ordinary

Purchase

73

33.4000 EUR

EUR 0.02 ordinary

Purchase

69

33.3000 EUR

EUR 0.02 ordinary

Purchase

60

33.1800 EUR

EUR 0.02 ordinary

Purchase

55

33.0336 EUR

EUR 0.02 ordinary

Purchase

48

33.2000 EUR

EUR 0.02 ordinary

Purchase

46

32.8800 EUR

EUR 0.02 ordinary

Purchase

43

33.1023 EUR

EUR 0.02 ordinary

Purchase

40

33.1600 EUR

EUR 0.02 ordinary

Purchase

38

32.9200 EUR

EUR 0.02 ordinary

Purchase

36

33.1900 EUR

EUR 0.02 ordinary

Purchase

31

33.0200 EUR

EUR 0.02 ordinary

Purchase

30

32.7600 EUR

EUR 0.02 ordinary

Purchase

29

33.2600 EUR

EUR 0.02 ordinary

Purchase

26

33.0600 EUR

EUR 0.02 ordinary

Purchase

24

33.1400 EUR

EUR 0.02 ordinary

Purchase

24

33.4200 EUR

EUR 0.02 ordinary

Purchase

23

32.9800 EUR

EUR 0.02 ordinary

Purchase

20

33.3800 EUR

EUR 0.02 ordinary

Purchase

14

33.1228 EUR

EUR 0.02 ordinary

Purchase

12

32.6400 EUR

EUR 0.02 ordinary

Purchase

10

32.8200 EUR

EUR 0.02 ordinary

Purchase

8

33.4400 EUR

EUR 0.02 ordinary

Purchase

2

32.9390 EUR

EUR 0.02 ordinary

Purchase

2

32.8600 EUR

EUR 0.02 ordinary

Purchase

2

32.9500 EUR

EUR 0.02 ordinary

Purchase

2

32.8590 EUR

EUR 0.02 ordinary

Purchase

2

33.2500 EUR

EUR 0.02 ordinary

Purchase

2

32.9190 EUR

EUR 0.02 ordinary

Sale

14,720

33.5200 EUR

EUR 0.02 ordinary

Sale

6,190

33.4360 EUR

EUR 0.02 ordinary

Sale

4,460

32.9214 EUR

EUR 0.02 ordinary

Sale

3,809

32.9416 EUR

EUR 0.02 ordinary

Sale

3,529

33.2082 EUR

EUR 0.02 ordinary

Sale

2,419

33.5179 EUR

EUR 0.02 ordinary

Sale

1,126

33.4370 EUR

EUR 0.02 ordinary

Sale

1,068

33.3882 EUR

EUR 0.02 ordinary

Sale

1,056

33.0630 EUR

EUR 0.02 ordinary

Sale

823

32.8927 EUR

EUR 0.02 ordinary

Sale

635

32.9600 EUR

EUR 0.02 ordinary

Sale

546

32.9613 EUR

EUR 0.02 ordinary

Sale

528

33.1570 EUR

EUR 0.02 ordinary

Sale

510

33.1718 EUR

EUR 0.02 ordinary

Sale

351

33.1948 EUR

EUR 0.02 ordinary

Sale

318

33.0494 EUR

EUR 0.02 ordinary

Sale

282

32.9400 EUR

EUR 0.02 ordinary

Sale

279

33.2800 EUR

EUR 0.02 ordinary

Sale

267

33.4600 EUR

EUR 0.02 ordinary

Sale

266

32.9000 EUR

EUR 0.02 ordinary

Sale

248

33.3600 EUR

EUR 0.02 ordinary

Sale

229

33.1816 EUR

EUR 0.02 ordinary

Sale

226

32.9230 EUR

EUR 0.02 ordinary

Sale

218

33.1115 EUR

EUR 0.02 ordinary

Sale

199

33.0000 EUR

EUR 0.02 ordinary

Sale

185

33.4855 EUR

EUR 0.02 ordinary

Sale

170

32.8200 EUR

EUR 0.02 ordinary

Sale

148

33.2200 EUR

EUR 0.02 ordinary

Sale

135

33.0800 EUR

EUR 0.02 ordinary

Sale

135

33.3200 EUR

EUR 0.02 ordinary

Sale

129

33.3400 EUR

EUR 0.02 ordinary

Sale

116

33.3000 EUR

EUR 0.02 ordinary

Sale

86

33.1023 EUR

EUR 0.02 ordinary

Sale

80

33.0400 EUR

EUR 0.02 ordinary

Sale

73

33.4000 EUR

EUR 0.02 ordinary

Sale

60

33.1800 EUR

EUR 0.02 ordinary

Sale

48

33.2000 EUR

EUR 0.02 ordinary

Sale

46

32.8800 EUR

EUR 0.02 ordinary

Sale

44

33.4400 EUR

EUR 0.02 ordinary

Sale

38

33.1600 EUR

EUR 0.02 ordinary

Sale

37

32.9200 EUR

EUR 0.02 ordinary

Sale

36

33.1900 EUR

EUR 0.02 ordinary

Sale

31

33.0200 EUR

EUR 0.02 ordinary

Sale

30

32.7600 EUR

EUR 0.02 ordinary

Sale

29

33.2600 EUR

EUR 0.02 ordinary

Sale

28

33.1228 EUR

EUR 0.02 ordinary

Sale

26

33.0600 EUR

EUR 0.02 ordinary

Sale

24

33.4200 EUR

EUR 0.02 ordinary

Sale

24

33.1400 EUR

EUR 0.02 ordinary

Sale

23

32.9800 EUR

EUR 0.02 ordinary

Sale

20

33.3800 EUR

EUR 0.02 ordinary

Sale

12

32.6400 EUR

EUR 0.02 ordinary

Sale

5

33.0720 EUR

EUR 0.02 ordinary

Sale

3

33.1000 EUR

EUR 0.02 ordinary

Sale

3

32.9609 EUR

EUR 0.02 ordinary

Sale

2

33.0009 EUR

EUR 0.02 ordinary

Sale

2

32.9809 EUR

EUR 0.02 ordinary

Sale

2

33.2500 EUR

EUR 0.02 ordinary

Sale

2

32.8600 EUR

EUR 0.02 ordinary

Sale

2

32.9500 EUR

EUR 0.02 ordinary

Sale

1

32.9209 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

49

32.9758 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

348

33.2611 EUR

EUR 0.02 ordinary

CFD

Increasing Short

2,179

33.4401 EUR

EUR 0.02 ordinary

CFD

Decreasing Short

2,287

32.9234 EUR

EUR 0.02 ordinary

CFD

Decreasing Short

3

33.1000 EUR

EUR 0.02 ordinary

CFD

Increasing Short

297

33.4401 EUR

EUR 0.02 ordinary

SWAP

Decreasing Long

338

33.0147 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

2,419

33.5179 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

1,092

33.5213 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

777

33.5267 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

222

32.9462 EUR

EUR 0.02 ordinary

CFD

Increasing Short

17

33.0223 EUR

EUR 0.02 ordinary

CFD

Increasing Short

28

33.3400 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

643

33.5211 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

1

32.9600 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

2,477

32.9013 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

67

33.0400 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

47

33.3000 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

823

32.8927 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

160

32.8200 EUR

EUR 0.02 ordinary

SWAP

Decreasing Short

3,809

32.9416 EUR

EUR 0.02 ordinary

SWAP

Increasing Short

3,279

33.1876 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:

07 Jul 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213