Alcoa Corp — Director's Dealing 2024

Aug 11, 2024

FORM 3

OMB APPROVAL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

OMB Number: 3235-0104 Estimated average burden hours per response... 0.5

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

(Print or Type Responses)

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1. Name and Address of Reporting Person [*] 2. Date of Event Requiring Statement (Month 3. Issuer Name and Ticker or Trading SymbolField, Alistair /Day/Year) ALCOA CORPORATION [ AA ]08/01/2024(Last) (First) (Middle) 4. Relationship of Reporting Person(s) to Issuer 5. If Amendment, Date Original Filed (Month/Day/Year)201 Isabella Street (Check all applicable)Suite 500 __ __ DirectorX _____ 10% Owner_____ Officer (give title _____ Other (specify below)(Street) below) 6. Individual or Joint/Group Filing (Check ApplicableLine)Pittsburgh, PA 15212 X Form filed by One Reporting PersonForm filed by More than One Reporting Person(City) (State) (Zip)Table I - Non-Derivative Securities Beneficially Owned1.Title of Security 2. Amount of Securities Beneficially Owned 3. Ownership Form: 4. Nature of Indirect Beneficial Ownership(Instr. 4) (Instr. 4) Direct (D) or Indirect (Instr. 5)(I)(Instr. 5)No Securities are Beneficially Owned 0 D----- End of picture text -----

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----- Start of picture text ----- Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)1. Title of Derivative Security 2. Date Exercisable and 3. Title and Amount of Securities Underlying 4. Conversion or 5. Ownership Form 6. Nature of Indirect Beneficial(Instr. 4) Expiration Date Derivative Security Exercise Price of of Derivative Ownership(Month/Day/Year) (Instr. 4) Derivative Security Security: Direct (D) (Instr. 5)or Indirect (I)Date Expiration Title Amount or Number of Shares (Instr. 5)Exercisable Date----- End of picture text -----

Explanation of Responses:

Remarks:

Exhibit List - Exhibit 24 - Power of Attorney of Alistair Field

/s/ Megan C. Yancey, attorney-in-fact for Alistair Field 08/09/2024

** Signature of Reporting Person Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

***** If the form is filed by more than one reporting person, see Instruction 5(b)(v).

****** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

ALCOA CORPORATION

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that I, the undersigned director and/or officer (or nominee) of Alcoa Corporation, a Delaware corporation (the "Company"), hereby constitute and appoint Andrew Hastings, Marissa P. Earnest, Megan C. Yancey, Mary A. Vogel, Lynne Thomas, and any Assistant Secretary of the Company, and each of them, my true and lawful attorneys-in-fact and agents, with full power to act, together or each without the other, with full power of substitution and resubstitution, in the undersigned’s name, place and stead, in any and all capacities, to prepare, execute and file for and on behalf of the undersigned (i) any reports on Forms 3, 4 and 5 (including any amendments thereto and any successors to such Forms) with respect to ownership, acquisition or disposition of securities of the Company that the undersigned may be required to file with the U.S. Securities and Exchange Commission (the “SEC”) in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), the rules and regulations promulgated thereunder, and with any stock exchange or similar authority, (ii) any voluntary filings under Section 16(a) of the Exchange Act, (iii) a Form ID (including amendments thereto) and any other documents necessary or appropriate to obtain codes and passwords enabling the undersigned to electronically file reports required by Section 16(a) of the Exchange Act or any rule or regulation of the SEC, (iv) any reports that may be required under SEC Rule 144 to permit the undersigned to sell Company common stock without registration under the Securities Act of 1933, as amended (the "Securities Act") in reliance on Rule 144 as amended from time to time, or (v) take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorneys-infact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorneys-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorneys-in-fact may approve in such attorney-in-fact’s or attorneys-in-facts’ discretion.

The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned's responsibilities to comply with Section 16 of the Exchange Act or the Securities Act. The Company will use all reasonable efforts to apprise the undersigned of applicable filing requirements for purposes of Section 16(a) of the Exchange Act or the Securities Act.

This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned's holdings and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact. This Power of Attorney revokes and replaces any prior Power of Attorney executed by the undersigned with respect to the matters described herein.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 27th day of July, 2024.

Signature /s/ Alistair Field Printed Name Alistair Field