[Form 4/A] Howmet Aerospace Inc. Amended Insider Trading Activity

Rhea-AI Filing Summary

This Form 4/A is an amended insider trading report for Howmet Aerospace (HWM) Director Robert F. Leduc, correcting a previously filed Form 4 from April 3, 2025. The amendment addresses a clerical error regarding:

• Transaction Date: April 2, 2025
• Securities Involved: Acquisition of 44 deferred restricted share units (RSUs) at $133.90 per unit
• Post-Transaction Holdings: 33,970 shares held directly

The filing corrects both the number of RSUs acquired and the resulting total beneficial ownership position. The transaction was executed under transaction code 'A' (grant, award, or other acquisition). The amendment was signed by Margaret Lam, Assistant Secretary, as attorney-in-fact on June 23, 2025.

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

LEDUC ROBERT F

(Last) (First) (Middle)

201 ISABELLA STREET SUITE 200

(Street)

PITTSBURGH PA 15212-5872

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Howmet Aerospace Inc. [ HWM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
04/02/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
04/03/2025

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	04/02/2025		A		44(1)	A	$133.9	33,970	D

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. This amendment is being filed to correct a clerical error in reporting the number of deferred restricted share units (RSUs) acquired on April 2, 2025, and to correct the number of shares held by the reporting person following this change.

	/s/ Margaret Lam, Assistant Secretary (Attorney-in-Fact)	06/23/2025
	** 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 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).
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.

FAQ

What insider transaction occurred at HWM on April 2, 2025?

Director Robert F. Leduc acquired 44 deferred restricted share units (RSUs) at a price of $133.90 per share. This Form 4/A was filed to correct a clerical error in the original filing regarding the number of RSUs acquired and the total shares held.

How many shares of HWM does Robert Leduc own after the April 2025 transaction?

Following the reported transaction, Robert F. Leduc directly owns 33,970 shares of Howmet Aerospace Inc. (HWM) common stock.

Why did HWM file a Form 4/A amendment in June 2025?

HWM filed the Form 4/A on June 28, 2025, to correct a clerical error in the original Form 4 filing from April 3, 2025. The amendment specifically corrected the number of deferred RSUs acquired on April 2, 2025, and the total number of shares held by the reporting person.

What is Robert Leduc's role at HWM?

Robert F. Leduc serves as a Director on the Board of Howmet Aerospace Inc. (HWM), as indicated by the 'X' marked in the Director box on the Form 4/A filing.

What was the value of HWM RSUs granted to Director Leduc in April 2025?

The total value of the RSU grant was approximately $5,891.60, calculated from 44 RSUs acquired at a price of $133.90 per share.