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 [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	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 [phone].

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