AMERICAN AXLE & MANUFACTURING HOLDINGS INC

Major Shareholding Notification • Sep 24, 2025

National Storage Mechanism | Additional information

Form 8.3 - American Axle & Manufacturing Holdings, Inc.

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:		Millennium International Management LP
(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		American Axle & Manufacturing Holdings, Inc.
(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		23rd September 2025
(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”		Yes, Dowlais Group plc

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:		USD 0.01 common (US0240611030)
		Interests				Short positions
	Number		%		Number		%
(1)Relevant securities owned and/or controlled:		4,204,409		3.543%		7,363		0.006%
(2)Cash-settled derivatives:		-		-		2,953,338		2.489%
(3)Stock-settled derivatives (including options) and agreements to purchase/sell:		-		-		-		-
TOTAL:		4,204,409		3.543%		2,960,701		2.495%

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

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 (USD)
US0240611030	Purchase	7	6.10
US0240611031	Purchase	5	6.09
US0240611032	Purchase	11	5.97
US0240611033	Purchase	67	6.05
US0240611034	Purchase	2,066	6.00
US0240611035	Purchase	5	6.04
US0240611036	Purchase	65	6.03
US0240611037	Purchase	1,318	6.02
US0240611038	Purchase	144	5.99
US0240611039	Purchase	8	6.06
US0240611040	Purchase	4,000	5.95
US0240611041	Purchase	9,016	5.96
US0240611042	Purchase	3	6.01
US0240611043	Purchase	5	6.07
US0240611044	Purchase	1,326	6.10
US0240611045	Purchase	200	6.12
US0240611046	Purchase	200	6.09
US0240611047	Purchase	58	6.05
US0240611048	Purchase	27	6.00
US0240611049	Sale	8,363	6.00
US0240611050	Purchase	28,298	6.02
US0240611051	Purchase	21	6.06
US0240611052	Purchase	611	5.98
US0240611053	Purchase	700	6.13
US0240611054	Purchase	300	6.11
US0240611055	Purchase	492	6.10
US0240611056	Purchase	171	6.12
US0240611057	Sale	1	6.09
US0240611058	Sale	35	5.97
US0240611059	Sale	435	6.05
US0240611060	Sale	22,535	6.00
US0240611061	Sale	2	6.04
US0240611062	Sale	30	6.03
US0240611063	Sale	29,605	6.02
US0240611064	Sale	24,791	5.99
US0240611065	Sale	905	6.06
US0240611066	Sale	124	5.95
US0240611067	Sale	1,372	5.98
US0240611068	Sale	1	5.96
US0240611069	Sale	413	6.01
US0240611070	Sale	10,122	6.07
US0240611071	Purchase	700	6.13
US0240611072	Sale	277	6.08
US0240611073	Sale	49	6.16
US0240611074	Purchase	100	6.11
US0240611075	Sale	148	6.10
US0240611076	Sale	296	6.09
US0240611077	Sale	109	5.97
US0240611078	Sale	272	6.05
US0240611079	Purchase	3,061	6.00
US0240611080	Sale	1,166	6.00
US0240611081	Sale	3	6.04
US0240611082	Sale	101	6.02
US0240611083	Purchase	23,285	5.99
US0240611084	Sale	1,395	5.99
US0240611085	Purchase	200	6.06
US0240611086	Sale	162	6.06
US0240611087	Sale	5	5.95
US0240611088	Purchase	11,171	5.98
US0240611089	Sale	100	5.98
US0240611090	Sale	12	5.96
US0240611091	Sale	147	6.01
US0240611092	Sale	186	6.07
US0240611093	Sale	590	6.08
US0240611094	Purchase	100	6.16
US0240611095	Sale	174	6.16
US0240611096	Sale	10,684	5.97
US0240611097	Sale	100	6.05
US0240611098	Sale	7,451	6.00
US0240611099	Purchase	58	6.02
US0240611100	Sale	126	5.99
US0240611101	Purchase	91	6.06
US0240611102	Sale	37,137	5.95
US0240611103	Sale	400	5.98
US0240611104	Sale	8,383	5.96
US0240611105	Sale	947	6.01
US0240611106	Purchase	9,999	6.07
US0240611107	Purchase	100	6.08
US0240611108	Sale	52	5.94
US0240611109	Purchase	38	6.00
US0240611110	Sale	683	6.00
US0240611111	Purchase	836	6.04
US0240611112	Purchase	4,334	6.03
US0240611113	Purchase	2,852	6.02
US0240611114	Sale	39	6.02
US0240611115	Purchase	1,303	5.99

(b)Cash-settled derivative transactions

Class of relevant security		Product description e.g. CFD		Nature of dealing e.g. opening/closing a long/short position, increasing/reducing a long/short position		Number of reference securities		Price per unit

(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		Type e.g. American, European etc.		Expiry date		Option money paid/ received per unit

(ii)Exercise

Class of relevant security		Product description e.g. call option		Exercising/ exercised against		Number of securities		Exercise price per unit

(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)

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:		24th September 2025
Contact name:		Stephen Glasper
Telephone number:		+44 203 398 2166

Public disclosures under Rule 8 of the Code must be made to a Regulatory Information Service and must also be emailed to the Takeover Panel at [email protected]. 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.

View source version on businesswire.com: https://www.businesswire.com/news/home/20250924037617/en/

Millennium Partners, L.P.