Executive Change

Securities and Exchange Commission reporting positions of increasing responsibility for the Company during his tenure and is a licensed certified public accountant.   In connection with assuming the role of Principal Accounting Officer, the Company updated Mr. Dassing’s salary to $300,000 per annum, effective July 20, 2025. He will continue to be eligible to participate in the Company’s Annual Incentive Plan (the “AIP”) with a target award percentage for 2025 under the AIP of 35% of his base salary, dependent upon the Company’s financial results and other objectives. Mr. Dassing will also remain eligible to participate in the Company’s Long-Term Incentive Plan, which includes a mix of time-based restricted stock units and target performance stock units, with an aggregate target level value of $110,000.   Pursuant to Mr. Dassing’s employment agreement previously entered into with the Company, he is subject to non-disclosure, non-competition and non-solicitation covenants similar to those of other Company associates.   There are no arrangements or understandings between Mr. Dassing and any other person pursuant to which he was selected as an officer, there are no family relationships between Mr. Dassing and any director or executive officer of the Company, and he has no direct or indirect material interest in any existing or currently proposed transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K.         SIGNATURE   Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.     QUAKER CHEMICAL CORPORATION       Date: July 22, 2025 By: /s/ Robert T. Traub     Robert T. Traub     Senior Vice President, General Counsel and Corporate Secretary