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Form 8.3

businesswire.com
AMG Qube Research & Technologies Limited is disclosing its positions and dealings in AMG Critical Materials N.V. securities. The disclosure involves various derivative transactions, including equity swaps, call options, and put options, with both increases and decreases in long and short positions. The net effect on the overall position is not immediately clear from the provided data.

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

14-05-2026

(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

200

0.00

(2) Cash-settled derivatives:

798,855

2.24

0

0.00

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

10,200

2.86

4,800

1.34

TOTAL:

798,855

2.24

200

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

470

40.64

EUR 0.02 ordinary

equity swap

decreasing a long position

107

40.65

EUR 0.02 ordinary

equity swap

decreasing a long position

104

40.68

EUR 0.02 ordinary

equity swap

decreasing a long position

225

40.70

EUR 0.02 ordinary

equity swap

decreasing a long position

2196

40.72

EUR 0.02 ordinary

equity swap

decreasing a long position

583

40.73

EUR 0.02 ordinary

equity swap

decreasing a long position

549

40.74

EUR 0.02 ordinary

equity swap

decreasing a long position

10

40.75

EUR 0.02 ordinary

equity swap

decreasing a long position

349

40.77

EUR 0.02 ordinary

equity swap

decreasing a long position

501

40.80

EUR 0.02 ordinary

equity swap

decreasing a long position

93

40.88

EUR 0.02 ordinary

equity swap

decreasing a long position

1861

40.90

EUR 0.02 ordinary

equity swap

decreasing a long position

99

40.92

EUR 0.02 ordinary

equity swap

decreasing a long position

111

40.96

EUR 0.02 ordinary

equity swap

decreasing a long position

244

40.98

EUR 0.02 ordinary

equity swap

decreasing a long position

1

41.02

EUR 0.02 ordinary

equity swap

decreasing a long position

635

41.04

EUR 0.02 ordinary

equity swap

decreasing a long position

36

41.06

EUR 0.02 ordinary

equity swap

decreasing a long position

75

41.07

EUR 0.02 ordinary

equity swap

decreasing a long position

181

41.08

EUR 0.02 ordinary

equity swap

decreasing a long position

1118

41.10

EUR 0.02 ordinary

equity swap

decreasing a long position

90

41.11

EUR 0.02 ordinary

equity swap

decreasing a long position

10

41.12

EUR 0.02 ordinary

equity swap

decreasing a long position

261

41.14

EUR 0.02 ordinary

equity swap

decreasing a long position

291

41.16

EUR 0.02 ordinary

equity swap

decreasing a long position

104

41.18

EUR 0.02 ordinary

equity swap

decreasing a long position

201

41.20

EUR 0.02 ordinary

equity swap

decreasing a long position

136

41.22

EUR 0.02 ordinary

equity swap

decreasing a long position

324

41.24

EUR 0.02 ordinary

equity swap

decreasing a long position

5

41.25

EUR 0.02 ordinary

equity swap

decreasing a long position

576

41.26

EUR 0.02 ordinary

equity swap

decreasing a long position

87

41.28

EUR 0.02 ordinary

equity swap

decreasing a long position

103

41.32

EUR 0.02 ordinary

equity swap

decreasing a long position

93

41.42

EUR 0.02 ordinary

equity swap

decreasing a long position

50

41.52

EUR 0.02 ordinary

equity swap

decreasing a long position

89

41.54

EUR 0.02 ordinary

equity swap

decreasing a long position

5

41.61

EUR 0.02 ordinary

equity swap

decreasing a short position

3

40.68

EUR 0.02 ordinary

equity swap

decreasing a short position

36

40.69

EUR 0.02 ordinary

equity swap

decreasing a short position

14

40.69

EUR 0.02 ordinary

equity swap

decreasing a short position

81

40.73

EUR 0.02 ordinary

equity swap

decreasing a short position

81

40.75

EUR 0.02 ordinary

equity swap

decreasing a short position

187

40.76

EUR 0.02 ordinary

equity swap

decreasing a short position

83

40.76

EUR 0.02 ordinary

equity swap

decreasing a short position

4

40.78

EUR 0.02 ordinary

equity swap

decreasing a short position

106

40.78

EUR 0.02 ordinary

equity swap

decreasing a short position

163

40.79

EUR 0.02 ordinary

equity swap

decreasing a short position

156

40.80

EUR 0.02 ordinary

equity swap

decreasing a short position

89

40.80

EUR 0.02 ordinary

equity swap

decreasing a short position

84

40.80

EUR 0.02 ordinary

equity swap

decreasing a short position

72

40.82

EUR 0.02 ordinary

equity swap

decreasing a short position

403

40.84

EUR 0.02 ordinary

equity swap

decreasing a short position

1

40.88

EUR 0.02 ordinary

equity swap

decreasing a short position

14

40.89

EUR 0.02 ordinary

equity swap

decreasing a short position

4097

40.90

EUR 0.02 ordinary

equity swap

decreasing a short position

127

40.92

EUR 0.02 ordinary

equity swap

decreasing a short position

196

41.02

EUR 0.02 ordinary

equity swap

decreasing a short position

80

41.03

EUR 0.02 ordinary

equity swap

decreasing a short position

140

41.04

EUR 0.02 ordinary

equity swap

decreasing a short position

131

41.06

EUR 0.02 ordinary

equity swap

decreasing a short position

128

41.06

EUR 0.02 ordinary

equity swap

decreasing a short position

111

41.07

EUR 0.02 ordinary

equity swap

decreasing a short position

14

41.08

EUR 0.02 ordinary

equity swap

decreasing a short position

1

41.09

EUR 0.02 ordinary

equity swap

decreasing a short position

34

41.10

EUR 0.02 ordinary

equity swap

decreasing a short position

87

41.10

EUR 0.02 ordinary

equity swap

decreasing a short position

104

41.10

EUR 0.02 ordinary

equity swap

decreasing a short position

223

41.12

EUR 0.02 ordinary

equity swap

decreasing a short position

1

41.12

EUR 0.02 ordinary

equity swap

decreasing a short position

106

41.12

EUR 0.02 ordinary

equity swap

decreasing a short position

100

41.13

EUR 0.02 ordinary

equity swap

decreasing a short position

60

41.14

EUR 0.02 ordinary

equity swap

decreasing a short position

112

41.14

EUR 0.02 ordinary

equity swap

decreasing a short position

109

41.14

EUR 0.02 ordinary

equity swap

decreasing a short position

55

41.15

EUR 0.02 ordinary

equity swap

decreasing a short position

237

41.16

EUR 0.02 ordinary

equity swap

decreasing a short position

104

41.16

EUR 0.02 ordinary

equity swap

decreasing a short position

178

41.18

EUR 0.02 ordinary

equity swap

decreasing a short position

88

41.19

EUR 0.02 ordinary

equity swap

decreasing a short position

10

41.20

EUR 0.02 ordinary

equity swap

decreasing a short position

90

41.22

EUR 0.02 ordinary

equity swap

decreasing a short position

94

41.26

EUR 0.02 ordinary

equity swap

decreasing a short position

82

41.28

EUR 0.02 ordinary

equity swap

decreasing a short position

97

41.30

EUR 0.02 ordinary

equity swap

decreasing a short position

14

41.33

EUR 0.02 ordinary

equity swap

decreasing a short position

1

41.35

EUR 0.02 ordinary

equity swap

decreasing a short position

14

41.36

EUR 0.02 ordinary

equity swap

decreasing a short position

1

41.45

EUR 0.02 ordinary

equity swap

decreasing a short position

2

41.56

EUR 0.02 ordinary

equity swap

increasing a long position

355

40.50

EUR 0.02 ordinary

equity swap

increasing a long position

18

40.76

EUR 0.02 ordinary

equity swap

increasing a long position

94

40.82

EUR 0.02 ordinary

equity swap

increasing a long position

1116

41.00

EUR 0.02 ordinary

equity swap

increasing a long position

1023

41.02

EUR 0.02 ordinary

equity swap

increasing a long position

235

41.04

EUR 0.02 ordinary

equity swap

increasing a long position

99

41.06

EUR 0.02 ordinary

equity swap

increasing a long position

568

41.08

EUR 0.02 ordinary

equity swap

increasing a long position

482

41.10

EUR 0.02 ordinary

equity swap

increasing a long position

87

41.36

EUR 0.02 ordinary

equity swap

increasing a long position

451

41.42

EUR 0.02 ordinary

equity swap

increasing a long position

63

41.44

EUR 0.02 ordinary

equity swap

increasing a long position

178

41.48

EUR 0.02 ordinary

equity swap

increasing a long position

71

41.56

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.54

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.58

EUR 0.02 ordinary

equity swap

increasing a short position

12

40.60

EUR 0.02 ordinary

equity swap

increasing a short position

17

40.62

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.62

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.65

EUR 0.02 ordinary

equity swap

increasing a short position

3

40.68

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.68

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.70

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.71

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.72

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.75

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.76

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.76

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.77

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.78

EUR 0.02 ordinary

equity swap

increasing a short position

4

40.78

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.78

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.79

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.80

EUR 0.02 ordinary

equity swap

increasing a short position

3

40.80

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.80

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.85

EUR 0.02 ordinary

equity swap

increasing a short position

101

40.90

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.90

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.91

EUR 0.02 ordinary

equity swap

increasing a short position

4

40.92

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.94

EUR 0.02 ordinary

equity swap

increasing a short position

3

40.95

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.95

EUR 0.02 ordinary

equity swap

increasing a short position

2

40.96

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.96

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.97

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.97

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.98

EUR 0.02 ordinary

equity swap

increasing a short position

1

40.98

EUR 0.02 ordinary

equity swap

increasing a short position

14

40.98

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.00

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.01

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.01

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.01

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.02

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.02

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.03

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.04

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.04

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.04

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.05

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.05

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.06

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.06

EUR 0.02 ordinary

equity swap

increasing a short position

14

41.06

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.07

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.07

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.07

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.08

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.08

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.08

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.09

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.09

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.10

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.10

EUR 0.02 ordinary

equity swap

increasing a short position

6

41.10

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.11

EUR 0.02 ordinary

equity swap

increasing a short position

3

41.11

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.12

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.12

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.13

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.13

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.13

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.14

EUR 0.02 ordinary

equity swap

increasing a short position

14

41.14

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.15

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.16

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.17

EUR 0.02 ordinary

equity swap

increasing a short position

4

41.17

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.18

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.18

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.19

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.19

EUR 0.02 ordinary

equity swap

increasing a short position

3

41.19

EUR 0.02 ordinary

equity swap

increasing a short position

43

41.20

EUR 0.02 ordinary

equity swap

increasing a short position

3

41.20

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.20

EUR 0.02 ordinary

equity swap

increasing a short position

2

41.21

EUR 0.02 ordinary

equity swap

increasing a short position

3

41.22

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.23

EUR 0.02 ordinary

equity swap

increasing a short position

15

41.24

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.30

EUR 0.02 ordinary

equity swap

increasing a short position

12

41.30

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.38

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.45

EUR 0.02 ordinary

equity swap

increasing a short position

1

41.47

EUR 0.02 ordinary

equity swap

increasing a short position

5

41.56

(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:

15-05-2026

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:

Qube Research & Technologies Limited

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

AMG Critical Materials N.V.

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

Call Option

Purchased

100

EUR 41

American

15/05/26

Common Stock

Put Option

Purchased

-2500

EUR 36

American

19/06/26

Common Stock

Put Option

Written

1700

EUR 32

American

15/05/26

Common Stock

Put Option

Written

200

EUR 33

American

15/05/26

Common Stock

Call Option

Written

-100

EUR 42

American

15/05/26

Common Stock

Call Option

Written

-400

EUR 38

American

15/05/26

Common Stock

Put Option

Purchased

-100

EUR 35

American

19/06/26

Common Stock

Call Option

Written

-3100

EUR 35

American

15/05/26

Common Stock

Call Option

Purchased

300

EUR 40

American

19/06/26

Common Stock

Put Option

Written

300

EUR 31

American

15/05/26

Common Stock

Call Option

Written

-900

EUR 39

American

15/05/26

Common Stock

Put Option

Written

1000

EUR 34

American

15/05/26

Common Stock

Put Option

Written

1200

EUR 30

American

15/05/26

Common Stock

Call Option

Written

-3100

EUR 37

American

15/05/26

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.