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Form 8.3

businesswire.com

Form 8.3 LONDON--( BUSINESS WIRE)--

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:

Qube Research & Technologies Limited

(b) Owner or controller of interests and short positions disclosed, if different from 1(a):

The naming of nominee or vehicle companies is insufficient. For a trust, the trustee(s), settlor and beneficiaries must be named.

(c) Name of offeror/offeree in relation to whose relevant securities this form relates:

Use a separate form for each offeror/offeree

AMG Critical Materials N.V.

(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:

For an opening position disclosure, state the latest practicable date prior to the disclosure

05-06-2026

(f) In addition to the company in 1(c) above, is the discloser making disclosures in respect of any other party to the offer?

If it is a cash offer or possible cash offer, state “N/A”

N/A

2. POSITIONS OF THE PERSON MAKING THE DISCLOSURE

If there are positions or rights to subscribe to disclose in more than one class of relevant securities of the offeror or offeree named in 1(c), copy table 2(a) or (b) (as appropriate) for each additional class of relevant security.

(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:

0

0.00

0

0.00

(2) Cash-settled derivatives:

742,278

2.08

0

0.00

(3) Stock-settled derivatives (including options) and agreements to purchase/sell:

300

0.00

2,600

0.00

TOTAL:

742,578

2.08

2,600

0.00

All interests and all short positions should be disclosed.

Details of any open stock-settled derivative positions (including traded options), or agreements to purchase or sell relevant securities, should be given on a Supplemental Form 8 (Open Positions).

(b) Rights to subscribe for new securities (including directors’ and other employee options)

Class of relevant security in relation to which subscription right exists:

0

Details, including nature of the rights concerned and relevant percentages:

0

3. DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE

Where there have been dealings in more than one class of relevant securities of the offeror or offeree named in 1(c), copy table 3(a), (b), (c) or (d) (as appropriate) for each additional class of relevant security dealt in.

The currency of all prices and other monetary amounts should be stated.

(a) Purchases and sales

Class of relevant security

Purchase/sale

Number of securities

Price per unit (GBp)

(b) Cash-settled derivative transactions

Class of relevant security

Product description

e.g. call option

Nature of dealing

e.g. opening/closing a long/short position, increasing/reducing a long/short position

Number of securities

Exercise price per unit (EUR)

EUR 0.02 ordinary

equity swap

decreasing a long position

280

36.22

EUR 0.02 ordinary

equity swap

decreasing a long position

127

36.24

EUR 0.02 ordinary

equity swap

decreasing a long position

613

36.26

EUR 0.02 ordinary

equity swap

decreasing a long position

242

36.28

EUR 0.02 ordinary

equity swap

decreasing a long position

615

36.30

EUR 0.02 ordinary

equity swap

decreasing a long position

595

36.34

EUR 0.02 ordinary

equity swap

decreasing a long position

219

36.36

EUR 0.02 ordinary

equity swap

decreasing a long position

58

36.37

EUR 0.02 ordinary

equity swap

decreasing a long position

998

36.38

EUR 0.02 ordinary

equity swap

decreasing a long position

4583

36.40

EUR 0.02 ordinary

equity swap

decreasing a long position

88

36.41

EUR 0.02 ordinary

equity swap

decreasing a long position

1107

36.42

EUR 0.02 ordinary

equity swap

decreasing a long position

707

36.44

EUR 0.02 ordinary

equity swap

decreasing a long position

1239

36.46

EUR 0.02 ordinary

equity swap

decreasing a long position

78

36.47

EUR 0.02 ordinary

equity swap

decreasing a long position

155

36.48

EUR 0.02 ordinary

equity swap

decreasing a long position

1175

36.50

EUR 0.02 ordinary

equity swap

decreasing a long position

2767

36.52

EUR 0.02 ordinary

equity swap

decreasing a long position

1501

36.54

EUR 0.02 ordinary

equity swap

decreasing a long position

177

36.56

EUR 0.02 ordinary

equity swap

decreasing a long position

256

36.58

EUR 0.02 ordinary

equity swap

decreasing a long position

2086

36.60

EUR 0.02 ordinary

equity swap

decreasing a long position

264

36.62

EUR 0.02 ordinary

equity swap

decreasing a long position

591

36.64

EUR 0.02 ordinary

equity swap

decreasing a long position

2006

36.66

EUR 0.02 ordinary

equity swap

decreasing a long position

350

36.68

EUR 0.02 ordinary

equity swap

decreasing a long position

1050

36.70

EUR 0.02 ordinary

equity swap

decreasing a long position

802

36.72

EUR 0.02 ordinary

equity swap

decreasing a long position

924

36.74

EUR 0.02 ordinary

equity swap

decreasing a long position

311

36.76

EUR 0.02 ordinary

equity swap

decreasing a long position

610

36.78

EUR 0.02 ordinary

equity swap

decreasing a long position

735

36.80

EUR 0.02 ordinary

equity swap

decreasing a long position

1668

36.82

EUR 0.02 ordinary

equity swap

decreasing a long position

839

36.84

EUR 0.02 ordinary

equity swap

decreasing a long position

1223

36.86

EUR 0.02 ordinary

equity swap

decreasing a long position

767

36.88

EUR 0.02 ordinary

equity swap

decreasing a long position

241

36.90

EUR 0.02 ordinary

equity swap

decreasing a long position

2720

36.92

EUR 0.02 ordinary

equity swap

decreasing a long position

363

36.94

EUR 0.02 ordinary

equity swap

decreasing a long position

1387

37.00

EUR 0.02 ordinary

equity swap

decreasing a long position

497

37.08

EUR 0.02 ordinary

equity swap

decreasing a long position

640

37.14

EUR 0.02 ordinary

equity swap

decreasing a long position

100

37.16

EUR 0.02 ordinary

equity swap

decreasing a long position

272

37.18

EUR 0.02 ordinary

equity swap

decreasing a long position

1531

37.20

EUR 0.02 ordinary

equity swap

decreasing a long position

2

37.21

EUR 0.02 ordinary

equity swap

decreasing a long position

567

37.26

EUR 0.02 ordinary

equity swap

decreasing a long position

6

37.29

EUR 0.02 ordinary

equity swap

decreasing a long position

6

37.37

EUR 0.02 ordinary

equity swap

decreasing a long position

7

37.61

EUR 0.02 ordinary

equity swap

decreasing a long position

196

37.70

EUR 0.02 ordinary

equity swap

decreasing a short position

7

36.24

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.24

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.26

EUR 0.02 ordinary

equity swap

decreasing a short position

31

36.26

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.27

EUR 0.02 ordinary

equity swap

decreasing a short position

5

36.29

EUR 0.02 ordinary

equity swap

decreasing a short position

51

36.30

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.31

EUR 0.02 ordinary

equity swap

decreasing a short position

51

36.31

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.32

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.33

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.33

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.33

EUR 0.02 ordinary

equity swap

decreasing a short position

21

36.34

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.34

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.35

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.36

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.36

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.37

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.37

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.37

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.37

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.37

EUR 0.02 ordinary

equity swap

decreasing a short position

15

36.38

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.38

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.38

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.39

EUR 0.02 ordinary

equity swap

decreasing a short position

6

36.40

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.40

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.41

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.41

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.41

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.42

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.42

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.43

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.43

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.43

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.44

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.44

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.45

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.46

EUR 0.02 ordinary

equity swap

decreasing a short position

21

36.46

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.48

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.48

EUR 0.02 ordinary

equity swap

decreasing a short position

544

36.50

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.52

EUR 0.02 ordinary

equity swap

decreasing a short position

37

36.52

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.56

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.56

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.56

EUR 0.02 ordinary

equity swap

decreasing a short position

2

36.57

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.62

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.73

EUR 0.02 ordinary

equity swap

decreasing a short position

28

36.74

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.80

EUR 0.02 ordinary

equity swap

decreasing a short position

3

36.80

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.81

EUR 0.02 ordinary

equity swap

decreasing a short position

25

36.83

EUR 0.02 ordinary

equity swap

decreasing a short position

1

36.84

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.84

EUR 0.02 ordinary

equity swap

decreasing a short position

4

36.87

EUR 0.02 ordinary

equity swap

increasing a long position

16

36.36

EUR 0.02 ordinary

equity swap

increasing a long position

20

36.38

EUR 0.02 ordinary

equity swap

increasing a long position

700

36.40

EUR 0.02 ordinary

equity swap

increasing a long position

22

36.44

EUR 0.02 ordinary

equity swap

increasing a long position

4008

36.50

EUR 0.02 ordinary

equity swap

increasing a long position

22

36.60

EUR 0.02 ordinary

equity swap

increasing a long position

18

36.66

EUR 0.02 ordinary

equity swap

increasing a long position

46

36.72

EUR 0.02 ordinary

equity swap

increasing a long position

18

36.73

EUR 0.02 ordinary

equity swap

increasing a long position

96

36.76

EUR 0.02 ordinary

equity swap

increasing a long position

75

36.77

EUR 0.02 ordinary

equity swap

increasing a long position

148

36.80

EUR 0.02 ordinary

equity swap

increasing a long position

22

36.86

EUR 0.02 ordinary

equity swap

increasing a long position

47

36.88

EUR 0.02 ordinary

equity swap

increasing a long position

599

36.90

EUR 0.02 ordinary

equity swap

increasing a long position

75

36.94

EUR 0.02 ordinary

equity swap

increasing a long position

22

37.00

EUR 0.02 ordinary

equity swap

increasing a long position

22

37.12

EUR 0.02 ordinary

equity swap

increasing a short position

4

36.24

EUR 0.02 ordinary

equity swap

increasing a short position

4

36.26

EUR 0.02 ordinary

equity swap

increasing a short position

13

36.26

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.27

EUR 0.02 ordinary

equity swap

increasing a short position

5

36.29

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.32

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.32

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.33

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.33

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.33

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.34

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.36

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.36

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.37

EUR 0.02 ordinary

equity swap

increasing a short position

4

36.37

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.37

EUR 0.02 ordinary

equity swap

increasing a short position

4

36.37

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.37

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.38

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.38

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.39

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.40

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.40

EUR 0.02 ordinary

equity swap

increasing a short position

6

36.40

EUR 0.02 ordinary

equity swap

increasing a short position

4

36.40

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.41

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.41

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.42

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.42

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.43

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.43

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.43

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.44

EUR 0.02 ordinary

equity swap

increasing a short position

9

36.44

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.45

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.46

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.48

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.48

EUR 0.02 ordinary

equity swap

increasing a short position

122

36.50

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.51

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.51

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.52

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.54

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.56

EUR 0.02 ordinary

equity swap

increasing a short position

3

36.56

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.56

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.57

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.57

EUR 0.02 ordinary

equity swap

increasing a short position

14

36.60

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.60

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.62

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.64

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.65

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.66

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.66

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.68

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.69

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.71

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.71

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.73

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.73

EUR 0.02 ordinary

equity swap

increasing a short position

27

36.76

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.77

EUR 0.02 ordinary

equity swap

increasing a short position

11

36.82

EUR 0.02 ordinary

equity swap

increasing a short position

1

36.83

EUR 0.02 ordinary

equity swap

increasing a short position

2

36.87

EUR 0.02 ordinary

equity swap

increasing a short position

11

36.96

EUR 0.02 ordinary

equity swap

increasing a short position

11

37.26

EUR 0.02 ordinary

equity swap

increasing a short position

18

37.28

(c) Stock-settled derivative transactions (including options)

(i) Writing, selling, purchasing or varying

Class of relevant security

Product description e.g. call option

Writing, purchasing, selling, varying etc.

Number of securities to which option relates

Exercise price per unit (GBp)

Type

e.g. American, European etc.

Expiry date

Option money paid/ received per unit

(GBp)

(ii) Exercise

Class of relevant security

Product description

e.g. call option

Exercising/ exercised against

Number of securities

Exercise price per unit

0

0

0

0

0

(d) Other dealings (including subscribing for new securities)

Class of relevant security

Nature of dealing

e.g. subscription, conversion

Details

Price per unit (if applicable)

0

0

0

0

4. OTHER INFORMATION

(a) Indemnity and other dealing 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 person making the disclosure and any party to the offer or any person acting in concert with a party to the offer:

Irrevocable commitments and letters of intent should not be included. If there are no such agreements, arrangements or understandings, state “none”

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 or future acquisition or disposal of any relevant securities to which any derivative is referenced:

If there are no such agreements, arrangements or understandings, state “none”

None

(c) Attachments

Is a Supplemental Form 8 (Open Positions) attached?

NO

Date of disclosure:

08-06-2026

Contact name:

Janice Falcao

Telephone number:

00442033140679

Public disclosures under Rule 8 of the Code must be made to a Regulatory Information Service.

The Panel’s Market Surveillance Unit is available for consultation in relation to the Code’s disclosure requirements on +44 (0)20 7638 0129. The Code can be viewed on the Panel’s website at www.thetakeoverpanel.org.uk.

SUPPLEMENTAL FORM 8 (OPEN POSITIONS)

DETAILS OF OPEN STOCK-SETTLED DERIVATIVE (INCLUDING OPTION) POSITIONS, AGREEMENTS TO PURCHASE OR SELL ETC.

Note 5(i) on Rule 8 of the Takeover Code (the “Code”)

1. KEY INFORMATION

Full name of person making disclosure:

Name of offeror/offeree in relation to whose relevant securities the disclosure relates:

2. STOCK-SETTLED DERIVATIVES (INCLUDING OPTIONS)

Class of relevant security

Product description e.g. call option

Written or purchased

Number of securities to which option or derivative relates

Exercise price per unit

Type

e.g. American, European etc.

Expiry date

Common Stock

Put Option

Written

-100

35

American

06/19/26

Common Stock

Call Option

Purchased

300

40

American

06/19/26

Common Stock

Put Option

Written

-2500

36

American

06/19/26

3. AGREEMENTS TO PURCHASE OR SELL ETC.

Full details should be given so that the nature of the interest or position can be fully understood:

It is not necessary to provide details on a Supplemental Form (Open Positions) with regard to cash-settled derivatives.

The currency of all prices and other monetary amounts should be stated.

The Panel’s Market Surveillance Unit is available for consultation in relation to the Code’s disclosure requirements on +44 (0)20 7638 0129.

The Code can be viewed on the Panel’s website at www.thetakeoverpanel.org.uk.