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	18-06-2026
(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:	674,473	1.89	0	0.00
(3) Stock-settled derivatives (including options) and agreements to purchase/sell:	300	0.00	2,600	0.00
TOTAL:	674,773	1.89	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	361	35.70
EUR 0.02 ordinary	equity swap	decreasing a long position	170	35.72
EUR 0.02 ordinary	equity swap	decreasing a long position	125	35.76
EUR 0.02 ordinary	equity swap	decreasing a long position	95	35.78
EUR 0.02 ordinary	equity swap	decreasing a long position	260	35.80
EUR 0.02 ordinary	equity swap	decreasing a long position	136	35.82
EUR 0.02 ordinary	equity swap	decreasing a long position	212	35.84
EUR 0.02 ordinary	equity swap	decreasing a long position	290	35.86
EUR 0.02 ordinary	equity swap	decreasing a long position	649	35.88
EUR 0.02 ordinary	equity swap	decreasing a long position	96	35.90
EUR 0.02 ordinary	equity swap	decreasing a long position	122	35.92
EUR 0.02 ordinary	equity swap	decreasing a long position	187	35.98
EUR 0.02 ordinary	equity swap	decreasing a long position	168	36.00
EUR 0.02 ordinary	equity swap	decreasing a long position	258	36.02
EUR 0.02 ordinary	equity swap	decreasing a long position	291	36.04
EUR 0.02 ordinary	equity swap	decreasing a long position	475	36.08
EUR 0.02 ordinary	equity swap	decreasing a long position	350	36.10
EUR 0.02 ordinary	equity swap	decreasing a long position	509	36.12
EUR 0.02 ordinary	equity swap	decreasing a long position	115	36.14
EUR 0.02 ordinary	equity swap	decreasing a long position	642	36.18
EUR 0.02 ordinary	equity swap	decreasing a long position	765	36.20
EUR 0.02 ordinary	equity swap	decreasing a long position	301	36.22
EUR 0.02 ordinary	equity swap	decreasing a long position	161	36.24
EUR 0.02 ordinary	equity swap	decreasing a long position	413	36.26
EUR 0.02 ordinary	equity swap	decreasing a long position	3	36.30
EUR 0.02 ordinary	equity swap	decreasing a long position	79	36.32
EUR 0.02 ordinary	equity swap	decreasing a long position	99	36.33
EUR 0.02 ordinary	equity swap	decreasing a long position	216	36.34
EUR 0.02 ordinary	equity swap	decreasing a long position	232	36.36
EUR 0.02 ordinary	equity swap	decreasing a long position	234	36.38
EUR 0.02 ordinary	equity swap	decreasing a long position	490	36.42
EUR 0.02 ordinary	equity swap	decreasing a long position	416	36.44
EUR 0.02 ordinary	equity swap	decreasing a long position	399	36.46
EUR 0.02 ordinary	equity swap	decreasing a long position	540	36.48
EUR 0.02 ordinary	equity swap	decreasing a long position	634	36.50
EUR 0.02 ordinary	equity swap	decreasing a long position	283	36.51
EUR 0.02 ordinary	equity swap	decreasing a long position	513	36.52
EUR 0.02 ordinary	equity swap	decreasing a short position	106	35.74
EUR 0.02 ordinary	equity swap	decreasing a short position	26	35.75
EUR 0.02 ordinary	equity swap	decreasing a short position	25	35.76
EUR 0.02 ordinary	equity swap	decreasing a short position	22	35.80
EUR 0.02 ordinary	equity swap	decreasing a short position	27	35.82
EUR 0.02 ordinary	equity swap	decreasing a short position	24	35.82
EUR 0.02 ordinary	equity swap	decreasing a short position	38	35.86
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.88
EUR 0.02 ordinary	equity swap	decreasing a short position	88	35.88
EUR 0.02 ordinary	equity swap	decreasing a short position	23	35.89
EUR 0.02 ordinary	equity swap	decreasing a short position	5	35.89
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.90
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.90
EUR 0.02 ordinary	equity swap	decreasing a short position	30	35.90
EUR 0.02 ordinary	equity swap	decreasing a short position	5	35.90
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.91
EUR 0.02 ordinary	equity swap	decreasing a short position	21	35.91
EUR 0.02 ordinary	equity swap	decreasing a short position	9	35.91
EUR 0.02 ordinary	equity swap	decreasing a short position	1807	35.92
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.92
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.92
EUR 0.02 ordinary	equity swap	decreasing a short position	5	35.93
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.93
EUR 0.02 ordinary	equity swap	decreasing a short position	134	35.94
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.94
EUR 0.02 ordinary	equity swap	decreasing a short position	48	35.95
EUR 0.02 ordinary	equity swap	decreasing a short position	5	35.96
EUR 0.02 ordinary	equity swap	decreasing a short position	25	35.96
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.98
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.98
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.99
EUR 0.02 ordinary	equity swap	decreasing a short position	6	35.99
EUR 0.02 ordinary	equity swap	decreasing a short position	18	36.00
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.00
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.00
EUR 0.02 ordinary	equity swap	decreasing a short position	16	36.00
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.00
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.01
EUR 0.02 ordinary	equity swap	decreasing a short position	38	36.01
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.02
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.02
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.02
EUR 0.02 ordinary	equity swap	decreasing a short position	4	36.02
EUR 0.02 ordinary	equity swap	decreasing a short position	22	36.03
EUR 0.02 ordinary	equity swap	decreasing a short position	51	36.03
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.03
EUR 0.02 ordinary	equity swap	decreasing a short position	20	36.04
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.05
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.06
EUR 0.02 ordinary	equity swap	decreasing a short position	125	36.06
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.07
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.08
EUR 0.02 ordinary	equity swap	decreasing a short position	33	36.09
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.09
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.09
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.09
EUR 0.02 ordinary	equity swap	decreasing a short position	42	36.10
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.10
EUR 0.02 ordinary	equity swap	decreasing a short position	15	36.11
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.12
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.13
EUR 0.02 ordinary	equity swap	decreasing a short position	13	36.14
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.14
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.14
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.14
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.14
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.15
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.16
EUR 0.02 ordinary	equity swap	decreasing a short position	25	36.16
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.16
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.16
EUR 0.02 ordinary	equity swap	decreasing a short position	26	36.17
EUR 0.02 ordinary	equity swap	decreasing a short position	132	36.18
EUR 0.02 ordinary	equity swap	decreasing a short position	9	36.19
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.19
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.19
EUR 0.02 ordinary	equity swap	decreasing a short position	64	36.19
EUR 0.02 ordinary	equity swap	decreasing a short position	209	36.20
EUR 0.02 ordinary	equity swap	decreasing a short position	20	36.21
EUR 0.02 ordinary	equity swap	decreasing a short position	8	36.21
EUR 0.02 ordinary	equity swap	decreasing a short position	34	36.21
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.21
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.22
EUR 0.02 ordinary	equity swap	decreasing a short position	9	36.22
EUR 0.02 ordinary	equity swap	decreasing a short position	23	36.22
EUR 0.02 ordinary	equity swap	decreasing a short position	5	36.24
EUR 0.02 ordinary	equity swap	decreasing a short position	3	36.25
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.25
EUR 0.02 ordinary	equity swap	decreasing a short position	19	36.25
EUR 0.02 ordinary	equity swap	decreasing a short position	85	36.26
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.26
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.27
EUR 0.02 ordinary	equity swap	decreasing a short position	8	36.27
EUR 0.02 ordinary	equity swap	decreasing a short position	20	36.27
EUR 0.02 ordinary	equity swap	decreasing a short position	8	36.29
EUR 0.02 ordinary	equity swap	decreasing a short position	249	36.30
EUR 0.02 ordinary	equity swap	decreasing a short position	8	36.30
EUR 0.02 ordinary	equity swap	decreasing a short position	7	36.31
EUR 0.02 ordinary	equity swap	decreasing a short position	8	36.31
EUR 0.02 ordinary	equity swap	decreasing a short position	6	36.33
EUR 0.02 ordinary	equity swap	decreasing a short position	76	36.34
EUR 0.02 ordinary	equity swap	decreasing a short position	3	36.35
EUR 0.02 ordinary	equity swap	decreasing a short position	384	36.36
EUR 0.02 ordinary	equity swap	decreasing a short position	32	36.37
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.39
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.39
EUR 0.02 ordinary	equity swap	decreasing a short position	92	36.40
EUR 0.02 ordinary	equity swap	decreasing a short position	24	36.40
EUR 0.02 ordinary	equity swap	decreasing a short position	26	36.41
EUR 0.02 ordinary	equity swap	decreasing a short position	28	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	21	36.46
EUR 0.02 ordinary	equity swap	decreasing a short position	33	36.46
EUR 0.02 ordinary	equity swap	decreasing a short position	23	36.47
EUR 0.02 ordinary	equity swap	decreasing a short position	418	36.48
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.53
EUR 0.02 ordinary	equity swap	decreasing a short position	18	36.57
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.58
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.59
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.64
EUR 0.02 ordinary	equity swap	decreasing a short position	148	36.66
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.67
EUR 0.02 ordinary	equity swap	decreasing a short position	2	36.71
EUR 0.02 ordinary	equity swap	decreasing a short position	89	36.72
EUR 0.02 ordinary	equity swap	decreasing a short position	1032	36.78
EUR 0.02 ordinary	equity swap	increasing a short position	37	35.74
EUR 0.02 ordinary	equity swap	increasing a short position	4	35.75
EUR 0.02 ordinary	equity swap	increasing a short position	4	35.76
EUR 0.02 ordinary	equity swap	increasing a short position	4	35.79
EUR 0.02 ordinary	equity swap	increasing a short position	20	35.80
EUR 0.02 ordinary	equity swap	increasing a short position	5	35.81
EUR 0.02 ordinary	equity swap	increasing a short position	22	35.82
EUR 0.02 ordinary	equity swap	increasing a short position	4	35.85
EUR 0.02 ordinary	equity swap	increasing a short position	69	35.86
EUR 0.02 ordinary	equity swap	increasing a short position	26	35.88
EUR 0.02 ordinary	equity swap	increasing a short position	5	35.88
EUR 0.02 ordinary	equity swap	increasing a short position	4	35.89
EUR 0.02 ordinary	equity swap	increasing a short position	134	35.90
EUR 0.02 ordinary	equity swap	increasing a short position	1	35.90
EUR 0.02 ordinary	equity swap	increasing a short position	6	35.90
EUR 0.02 ordinary	equity swap	increasing a short position	116	35.92
EUR 0.02 ordinary	equity swap	increasing a short position	1	35.92
EUR 0.02 ordinary	equity swap	increasing a short position	1	35.93
EUR 0.02 ordinary	equity swap	increasing a short position	1	35.93
EUR 0.02 ordinary	equity swap	increasing a short position	57	35.94
EUR 0.02 ordinary	equity swap	increasing a short position	5	35.96
EUR 0.02 ordinary	equity swap	increasing a short position	1	35.96
EUR 0.02 ordinary	equity swap	increasing a short position	1313	35.98
EUR 0.02 ordinary	equity swap	increasing a short position	1	35.99
EUR 0.02 ordinary	equity swap	increasing a short position	19	35.99
EUR 0.02 ordinary	equity swap	increasing a short position	84	36.00
EUR 0.02 ordinary	equity swap	increasing a short position	2	36.00
EUR 0.02 ordinary	equity swap	increasing a short position	8	36.01
EUR 0.02 ordinary	equity swap	increasing a short position	22	36.02
EUR 0.02 ordinary	equity swap	increasing a short position	4	36.02
EUR 0.02 ordinary	equity swap	increasing a short position	5	36.03
EUR 0.02 ordinary	equity swap	increasing a short position	172	36.04
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.06
EUR 0.02 ordinary	equity swap	increasing a short position	49	36.06
EUR 0.02 ordinary	equity swap	increasing a short position	177	36.08
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.08
EUR 0.02 ordinary	equity swap	increasing a short position	1801	36.10
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.12
EUR 0.02 ordinary	equity swap	increasing a short position	2	36.13
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.14
EUR 0.02 ordinary	equity swap	increasing a short position	57	36.14
EUR 0.02 ordinary	equity swap	increasing a short position	2	36.14
EUR 0.02 ordinary	equity swap	increasing a short position	2	36.14
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.14
EUR 0.02 ordinary	equity swap	increasing a short position	82	36.15
EUR 0.02 ordinary	equity swap	increasing a short position	25	36.16
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.18
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.18
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.18
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.19
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.19
EUR 0.02 ordinary	equity swap	increasing a short position	2	36.20
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.21
EUR 0.02 ordinary	equity swap	increasing a short position	44	36.22
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.23
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.24
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.24
EUR 0.02 ordinary	equity swap	increasing a short position	40	36.24
EUR 0.02 ordinary	equity swap	increasing a short position	68	36.25
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.27
EUR 0.02 ordinary	equity swap	increasing a short position	97	36.28
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.29
EUR 0.02 ordinary	equity swap	increasing a short position	44	36.30
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.30
EUR 0.02 ordinary	equity swap	increasing a short position	1	36.32
EUR 0.02 ordinary	equity swap	increasing a short position	27	36.32
EUR 0.02 ordinary	equity swap	increasing a short position	166	36.34
EUR 0.02 ordinary	equity swap	increasing a short position	3	36.35
EUR 0.02 ordinary	equity swap	increasing a short position	5	36.38
EUR 0.02 ordinary	equity swap	increasing a short position	145	36.40
EUR 0.02 ordinary	equity swap	increasing a short position	59	36.42
EUR 0.02 ordinary	equity swap	increasing a short position	4	36.43
EUR 0.02 ordinary	equity swap	increasing a short position	99	36.44
EUR 0.02 ordinary	equity swap	increasing a short position	6	36.45
EUR 0.02 ordinary	equity swap	increasing a short position	4	36.46
EUR 0.02 ordinary	equity swap	increasing a short position	5	36.48
EUR 0.02 ordinary	equity swap	increasing a short position	33	36.64
EUR 0.02 ordinary	equity swap	increasing a short position	1325	36.78

(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?

YES

Date of disclosure:	19-06-2026
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 [phone]. 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	Put Option	Written	2,500	EUR 36	American	19/06/2026
Common Stock	Call Option	Purchased	300	EUR 40	American	19/06/2026
Common Stock	Put Option	Written	100	EUR 35	American	19/06/2026

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 [phone].

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