Alcoa Corp — Share Issue/Capital Change 2026

Jun 4, 2026

Appendix 4A - Statement of CDIs on issue

Part 1 - Entity and announcement details

1.1 Name of +Entity
ALCOA CORPORATION

1.2 Registered Number Type
ARBN

Registration Number
677586935

1.3 ASX issuer code
AAI

1.4 The announcement is
New announcement

1.5 Date of this announcement
3/6/2026

Appendix 4A - Statement of CDIs on issue

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Appendix 4A - Statement of CDIs on issue

Part 2 - Details of +CDIs and other +securities on issue

2.1 Statement for month and year

May-2026

2.2a Number and class of all +CDIs issued over quoted +securities

ASX Security Code and Description	+CDI Ratio
AAI : CDI 1:1 FOREIGN EXEMPT NYSE	1:1
Total number of +CDIs issued over quoted +securities at end of statement month (A):	Total number of +CDIs issued over quoted +securities at end of previous month (B):
38,131,676	37,745,799
Net Difference (A-B)	385,877

Reason for change:

Net transfers of securities between CDIs and as quoted / held on

Common stock

New York Stock Exchange

If the total number of +CDIs issued over quoted +securities at the end of the statement month, is greater than the total number of +CDIs issued over quoted +securities for which the entity has previously paid an initial listing fee or an additional listing fee under Table 1A and 1C of Guidance Note 15A, the entity hereby applies for +quotation of the relevant securities and agrees to the matters set out in Appendix 2A of the ASX Listing Rules.

2.2b Number and class of all +securities on issue over which +CDIs have not been issued

ASX Security Code and Description

AAIAA : COMMON STOCK

Total number of +securities at end of statement month (A)	Total number of +securities at end of previous month (B)	Net Difference (A-B)
225,760,018	226,144,076	-384,058

Reason for change:

Transfer of common stock to CDIs and issuance of common stock pursuant to equity compensation plan.

Appendix 4A - Statement of CDIs on issue