AMERICAN AXLE & MANUFACTURING HOLDINGS INC

Major Shareholding Notification • Oct 31, 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		30th October 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:		2,001,529		1.687%		214,701		0.181%
(2)Cash-settled derivatives:		-		-		4,246,827		3.579%
(3)Stock-settled derivatives (including options) and agreements to purchase/sell:		-		-		-		-
TOTAL:		2,001,529		1.687%		4,461,528		3.760%

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	2,747	6.40
US0240611031	Purchase	913	6.43
US0240611032	Sale	17	6.43
US0240611033	Purchase	5,669	6.42
US0240611034	Sale	622	6.42
US0240611035	Purchase	2,000	6.39
US0240611036	Sale	7	6.39
US0240611037	Purchase	2,755	6.45
US0240611038	Purchase	221	6.44
US0240611039	Sale	128	6.44
US0240611040	Purchase	1,391	6.41
US0240611041	Purchase	166	6.47
US0240611042	Purchase	8	6.46
US0240611043	Purchase	7	6.40
US0240611044	Sale	3	6.43
US0240611045	Purchase	1,289	6.42
US0240611046	Sale	30,676	6.42
US0240611047	Purchase	449	6.45
US0240611048	Sale	27	6.44
US0240611049	Purchase	65,543	6.41
US0240611050	Sale	200	6.49
US0240611051	Sale	200	6.47
US0240611052	Sale	100	6.51
US0240611053	Sale	700	6.50
US0240611054	Sale	1,099	6.48
US0240611055	Purchase	150	6.40
US0240611056	Purchase	4,325	6.43
US0240611057	Purchase	42,357	6.42
US0240611058	Sale	1,648	6.42
US0240611059	Purchase	200	6.39
US0240611060	Purchase	360	6.45
US0240611061	Purchase	1,425	6.44
US0240611062	Purchase	9,158	6.41
US0240611063	Purchase	226	6.49
US0240611064	Purchase	1,683	6.47
US0240611065	Purchase	159	6.51
US0240611066	Purchase	607	6.46
US0240611067	Purchase	303	6.48
US0240611068	Sale	2	6.48
US0240611069	Purchase	432	6.40
US0240611070	Sale	21	6.40
US0240611071	Purchase	3	6.43
US0240611072	Sale	978	6.43
US0240611073	Purchase	2,182	6.42
US0240611074	Sale	8,384	6.42
US0240611075	Purchase	40	6.39
US0240611076	Purchase	7	6.45
US0240611077	Sale	771	6.45
US0240611078	Purchase	16	6.44
US0240611079	Sale	23	6.44
US0240611080	Purchase	543	6.41
US0240611081	Sale	11,066	6.41
US0240611082	Sale	240	6.49
US0240611083	Sale	55	6.47
US0240611084	Purchase	530	6.51
US0240611085	Sale	128	6.51
US0240611086	Sale	126	6.46
US0240611087	Sale	60	6.50
US0240611088	Sale	100	6.48
US0240611089	Sale	6,365	6.40
US0240611090	Sale	10,856	6.43
US0240611091	Purchase	1,648	6.42
US0240611092	Sale	1,823	6.42
US0240611093	Sale	302	6.44
US0240611094	Purchase	507	6.41
US0240611095	Sale	2,181	6.41
US0240611096	Sale	1,648	6.47
US0240611097	Sale	513	6.51
US0240611098	Purchase	76	6.40
US0240611099	Sale	18	6.43
US0240611100	Sale	4,102	6.42
US0240611101	Sale	3	6.45
US0240611102	Purchase	4	6.44
US0240611103	Sale	177	6.44
US0240611104	Purchase	627	6.41
US0240611105	Sale	342	6.41

(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:		31st October 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/20251031892818/en/

Millennium Partners, L.P.