Ampco-Pittsburgh grants 42,240 performance shares

Lyon Samuel reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Lyon Samuel reported acquisition or exercise transactions in this Form 4 filing.

Ampco-Pittsburgh Corporation reported that Samuel Lyon, President of Union Electric, received a grant of 42,240 shares of common stock. These shares are to be issued upon satisfaction of performance requirements tied to targeted Relative Total Shareholder Return and require his continued service through May 15, 2026. Following this award, he holds 204,151 common shares directly.

Insider Trade Summary

Grant/Award: 42,240 shares

Grant/Award 1 txn

Insider Lyon Samuel

Role President of Union Electric

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	42,240	$0.00	$0.00

Holdings After Transaction: Common Stock — 204,151 shares (Direct)

Footnotes (1)

1. F1. These shares represent shares to be issued in connection with the satisfaction of performance requirements based on Ampco-Pittsburgh Corporation's achievement of targeted Relative Total Shareholder Return. The vesting of these shares is contingent on the Reporting Person's continued service to the Issuer through May 15, 2026.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Ampco-Pittsburgh (AP) report for Samuel Lyon?

Ampco-Pittsburgh reported that Samuel Lyon received a grant of 42,240 shares of common stock. These shares are performance-based and will be issued only if Relative Total Shareholder Return targets are met and he remains in service through May 15, 2026.

How many Ampco-Pittsburgh (AP) shares does Samuel Lyon hold after this award?

After this award, Samuel Lyon holds 204,151 shares of Ampco-Pittsburgh common stock directly. This total includes the 42,240 performance-based shares that will be issued only if specified performance and continued-service conditions are satisfied through May 15, 2026.

What conditions apply to Samuel Lyon’s 42,240-share grant at Ampco-Pittsburgh (AP)?

The 42,240-share grant is contingent on Ampco-Pittsburgh achieving targeted Relative Total Shareholder Return. In addition, the shares vest only if Samuel Lyon continues his service to the company through May 15, 2026, linking the award to both performance and tenure.

Is Samuel Lyon’s Ampco-Pittsburgh (AP) stock grant tied to performance?

Yes. The 42,240-share grant represents shares to be issued only if Ampco-Pittsburgh achieves targeted Relative Total Shareholder Return. Vesting is also contingent on Samuel Lyon’s continued service to the issuer through May 15, 2026, aligning the grant with performance outcomes.

What is Samuel Lyon’s role at Ampco-Pittsburgh (AP) related to this stock award?

Samuel Lyon serves as President of Union Electric, an Ampco-Pittsburgh business. His Form 4 shows a performance-based award of 42,240 common shares, which will vest only if Relative Total Shareholder Return targets are achieved and he remains in service through May 15, 2026.

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Accepted by SEC EDGAR 03/05/2026 - 03:09 PM EST Learn about SEC filing dates

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
Estimated average burden
hours per response:			0.5

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^*

Lyon Samuel

(Last) (First) (Middle)

726 BELL AVENUE

SUITE 301

(Street)

CARNEGIE PA 15106

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AMPCO PITTSBURGH CORP [ AP ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President of Union Electric

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

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

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	03/04/2026		A		42,240(1)	A	$0	204,151	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. These shares represent shares to be issued in connection with the satisfaction of performance requirements based on Ampco-Pittsburgh Corporation's achievement of targeted Relative Total Shareholder Return. The vesting of these shares is contingent on the Reporting Person's continued service to the Issuer through May 15, 2026.

	Kimberly P. Knox, attorney-in-fact	03/05/2026
	** 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.
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