Executive Change · Shareholder Vote

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM  8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 8, 2024 Date of Report (Date of earliest event reported) QUAKER CHEMICAL CORPORATION (Exact name of registrant as specified in its charter) Commission File Number  001-12019 Pennsylvania 23-0993790 (State or other jurisdiction of incorporation) (I.R.S. Employer Identification No.) 901 E. Hector Street Conshohocken ,  Pennsylvania   19428 (Address of principal executive offices) (Zip Code) ( 610 )  832-4000 (Registrant’s telephone number, including area code) Not Applicable (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock, $1 par value KWR New York Stock Exchange Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company  o If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  o INFORMATION TO BE INCLUDED IN THE REPORT Item 5.02.    Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On May 8, 2024, at the Annual Meeting of Shareholders (the “2024 Annual Meeting”) shareholders of Quaker Chemical Corporation (the “Company”) approved the amended and restated Quaker Houghton 2024 Long-Term Performance Incentive Plan, which amended and restated the 2016 Long-Term Performance Incentive Plan in its entirety (the “Restated Plan”) to increase the shares available for issuance and to make certain additional changes, as discussed in the proxy statement for the 2024 Annual Meeting. The Restated Plan is filed as Exhibit 10.1 to this Current Report on Form 8-K. Item 5.07.    Submission of Matters to a Vote of Security Holders. As of March 1, 2024, the record date for the 2024 Annual Meeting, 17,991,778 shares of the Company’s common stock were outstanding, and the holders of those shares were entitled to cast one vote for each share held. Set forth below are the matters acted upon by the shareholders at the 2024 Annual Meeting and the final voting results of each such proposal. 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. 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. 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 Item 9.01 Financial Statements and Exhibits. The following exhibits are included as part of this Current Report on Form 8-K. Exhibit Number Description of Exhibit 10.1   Quaker Houghton 2024 Long-Term Performance Incentive Plan (filed herewith) 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) -3- 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: May 9, 2024 By: /s/ Robert T. Traub Robert T. Traub Senior Vice President, General Counsel and Corporate Secretary 3