Sec Form 4 Filing - Da Santos Bernerd @ AES CORP - 2024-02-22

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Da Santos Bernerd 2. Issuer Name and Ticker or Trading Symbol AES CORP [ AES] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) EVP and President, Renewables (Last) (First) (Middle) 4300 WILSON BOULEVARD 3. Date of Earliest Transaction (MM/DD/YY) 02/22/2024 (Street) ARLINGTON, VA22203 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 02/22/2024 A 30,000 ( 1 ) A $ 0 294,025 D Common Stock 02/22/2024 D 136 ( 2 ) D $ 0 293,889 D Common Stock 02/22/2024 F 1,349 ( 3 ) D $ 16 292,540 D Common Stock 02/22/2024 A 20,887 ( 4 ) A $ 0 313,427 D Common Stock 02/22/2024 F 8,875 ( 5 ) D $ 16 304,552 D Common Stock 02/24/2024 F 2,107 ( 6 ) D $ 16 302,445 D Common Stock 02/24/2024 F 1,773 ( 7 ) D $ 16 300,672 D Common Stock - 401(k) 30,211 ( 8 ) I by 401(k)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Da Santos Bernerd 4300 WILSON BOULEVARD ARLINGTON, VA22203 EVP and President, Renewables Signatures /s/ Jennifer Gillcrist, attorney-in-fact 02/26/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This Restricted Stock Unit ("RSU") award was granted pursuant to The AES Corporation 2003 Long Term Compensation Plan and will generally vest in three annual installments on February 22, 2025, February 22, 2026, and February 22, 2027, subject to the reporting person's continued employment with AES on each such date and the terms and conditions of the award. Each RSU entitles the holder to one share of AES Common Stock. ( 2 )Reflects shares of common stock underlying an RSU award granted on February 19, 2021, which shares were forfeited as a result of below-target performance with respect to AES' achievement of certain environmental and social goals related to such award, as approved by the AES Board of Directors. ( 3 )Reflects tax withholding in connection with the vesting and settlement of one-third of the RSUs granted February 19, 2021. ( 4 )This Performance Stock Unit ("PSU") award was granted on February 19, 2021 pursuant to The AES Corporation 2003 Long Term Compensation Plan. After the prescribed three year performance period, the AES Board of Directors approved the performance value for the grant on February 22, 2024. Each earned PSU entitles the holder to one share of AES Common Stock. ( 5 )Reflects tax withholding in connection with the vesting and settlement of PSUs granted on February 19, 2021. ( 6 )Reflects tax withholding in connection with the vesting and settlement of one-third of the RSUs granted February 24, 2022. ( 7 )Reflects tax withholding in connection with the vesting and settlement of one-third of the RSUs granted February 24, 2023. ( 8 )Since the last Form 4 filing on November 9, 2023, the reporting person acquired 594 additional shares of AES Common Stock pursuant to The AES Corporation Retirement Savings Plan. This information is based on a plan statement dated February 16, 2024.

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 4(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).

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