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AA · Additional Proxy Materials (DEFA14A) · Filed March 19, 2026

Alcoa Corp — Additional Proxy Materials (DEFA14A)

Form
DEFA14A
Filed
March 19, 2026
Ticker
AA
Accession
0001193125-26-116024
Alcoa Corp on Boardroom AlphaView on SEC EDGAR
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Alcoa Corporation issues definitive materials urging stockholders to vote at the May 6, 2026 annual meeting per board recommendations.

About Alcoa Corp
Market cap
$22.1B
1Y TSR
+142.6%
3Y TSR
+26.9%
Board grade
B-
Sector
Basic Materials
CEO
William F Oplinger
Last annual meeting: May 6, 2026 · View full Alcoa Corp profile →
DEFA14A

 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

(RULE 14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the Securities

Exchange Act of 1934 (Amendment No. )

Filed by the Registrant ☒

 

Filed by a Party other than the Registrant ☐

 

Check the appropriate box:

 

☐ Preliminary Proxy Statement

 

☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

 

☐ Definitive Proxy Statement

 

☒ Definitive Additional Materials

 

☐ Soliciting Material Pursuant to §240.14a-12

 

ALCOA CORPORATION

(Name of Registrant as Specified In Its Charter)

 

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

 

Payment of Filing Fee (Check all boxes that apply):

 

☒ No fee required

 

☐ Fee paid previously with preliminary materials

 

☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

 

 

 

 

 

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Alcoa Your vote is needed!Dear Stockholder, We are pleased to inform you that we are preparing for our upcoming 2026 Annual Meeting of Stockholders, which will be held on May 6, 2026. Enclosed are the proxy materials, which describe in detail the proposals to be voted on at the 2026 Annual Meeting of Stockholders. We recommend that you review them carefully. Please vote on the proposals in accordance with the Board of Directors' recommendations in the proxy materials using one of the voting methods described below. Sincerely, Alcoa Corporation FOUR WAYS TO VOTE ONLINE WWW.PROXYVOTE.COM Please have your proxy card in hand when accessing the website. There are easy-to-follow directions to help you complete the electronic voting instruction form.PHONE WITH A PROXY CARD Call 1-800-690-6903 with a touch-tone phone to vote using an automated system.QR CODE WITH A SMARTPHONE Vote by scanning the Quick Response Code or “QR Code” on the Proxy Card/VIF enclosed. MAIL VOTE PROCESSING Mark, sign and date your proxy card and return it in the postage-paid envelope provided.P44904-LTR

 

 

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Let’s Vote on it.Let your proxy vote be heard. Alcoa YOUR VOTE MATTERS. We’ve made it easy, so take two minutes right now on any device you prefer.PHONE TABLET PC Go to: Proxyvote.com Go to: Proxyvote.com P44904-EPB

 

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Frequently asked questions

When did Alcoa Corp file this DEFA14A?
Alcoa Corp (AA) filed this Additional Proxy Materials (DEFA14A) with the SEC on March 19, 2026. The accession number assigned by EDGAR is 0001193125-26-116024.
What does a DEFA14A disclose?
DEFA14A is additional definitive proxy soliciting material filed in connection with a shareholder meeting — supplemental letters, slides, or amendments issued after the main proxy statement.
What is the key takeaway from this filing?
Alcoa Corporation issues definitive materials urging stockholders to vote at the May 6, 2026 annual meeting per board recommendations. This is Boardroom Alpha's one-line summary of the additional proxy materials; see the full filing text above for the formal disclosure.
Where can I find Alcoa Corp's prior proxy statements on EDGAR?
The SEC EDGAR browser lists every DEFA14A Alcoa Corp has filed under CIK 1675149, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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