Shareholders approve 2024 Long-Term Performance Incentive Plan, adding 900K shares for equity awards

Proposal No. 2 – Advisory Vote on Compensation of the Company’s Named Executive Officers The Company’s shareholders approved, on a non-binding basis, the Company’s compensation of its named executive officers as described in the Compensation Discussion and Analysis section and the accompanying compensation tables and narrative disclosures contained in the Company’s Proxy Statement for the 2024 Annual Meeting (the “2024 Proxy Statement”). The results of the vote were as follows: For Against Abstain Broker Non-Votes 16,103,454 446,002 43,414 447,458

Proposal No.1 – Election of Directors. The shareholders elected three directors to serve a three-year term until the 2027 annual meeting of shareholders and until their respective successors are duly elected and qualified. The results of the vote were as follows: Directors For Against Abstain Broker Non-Votes Michael F. Barry 15,465,074 1,105,533 22,263 447,458 Jeffry D. Frisby 15,125,665 1,438,118 29,087 447,458 Russell R. Shaller 15,948,517 598,302 46,051 447,458

Proposal No. 3 – Approval of the Quaker Houghton 2024 Long-Term Performance Incentive Plan The Company’s shareholders approved the Restated Plan. The results of the vote were as follows: For Against Abstain Broker Non-Votes 12,844,880 3,301,645 446,345 447,458

Proposal No. 4 – Ratification of Appointment of Independent Registered Public Accounting Firm for Fiscal Year 2024 The shareholders voted to ratify the appointment of PricewaterhouseCoopers LLP as the Company’s independent registered public accounting firm for the fiscal year 2024. The results of the vote were as follows: For Against Abstain 16,772,663 248,384 19,281 2