Louis Berkman Investment CO - 17 Nov 2025 Form 4 Insider Report for AMPCO PITTSBURGH CORP (AP)

Role: 10%+ Owner
Signature: /s/ Jennifer L. Gloff, Treasurer and Chief Financial Officer
Issuer symbol: AP
Transactions as of: 17 Nov 2025
Net transactions value: +$248,310
Form type: 4
Filing time: 26 Nov 2025, 10:55:10 UTC
Previous filing: 23 Nov 2022
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Louis Berkman Investment CO	10%+ Owner	600 GRANT STREET, SUITE 3230, PITTSBURGH	/s/ Jennifer L. Gloff, Treasurer and Chief Financial Officer	26 Nov 2025	0001351834

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AP	COMMON STOCK	Purchase	$248,310	+93,000	+3.1%	$2.67	3,127,792	17 Nov 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.70 to $2.57, inclusive. The reporting person undertakes to provide to any security holder of Ampco-Pittsburgh Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

Content

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.70 to $2.57, inclusive. The reporting person undertakes to provide to any security holder of Ampco-Pittsburgh Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.