AMPCO PITTSBURGH CORP

Disclosure controls and procedures. An evaluation of the effectiveness of the Corporation’s disclosure controls and procedures as of the end of the period covered by this report was carried out under the supervision, and with the participation, of management, including the principal executive officer and principal financial officer. Disclosure controls and procedures are defined under Securities and Exchange Commission (“SEC”) rules as controls and other procedures designed to ensure information required to be disclosed by a company in the reports it files under the Securities Exchange Act of 1934 (as amended, the “Exchange Act”) is recorded, processed, summarized and reported within the required time periods. Disclosure controls and procedures include, without limitation, controls and procedures designed to ensure information required to be disclosed by an issuer in the reports it files or submits under the Exchange Act is accumulated and communicated to the issuer’s management, including its principal executive and principal financial officers, or persons performing similar functions, as appropriate, to allow timely decisions regarding required disclosure. Based on that evaluation, the Corporation’s management, including the principal executive officer and principal financial officer, has concluded the Corporation’s disclosure controls and procedures were effective as of June 30, 2026.

Changes in internal control. There has been no change in the Corporation’s internal control over financial reporting identified in connection with the evaluation required by paragraph (d) of Rules 13a-15 or 15d-15 under the Exchange Act that occurred during our last fiscal quarter that has materially affected, or is reasonably likely to materially affect, its internal control over financial reporting.

PART II – OTHER INFORMATION