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

September 5, 2023

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

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:

Securities registered pursuant to Section 12(b) of the Act:

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 ¨

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. ¨

Item 5.02.      Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On September 5, 2023, David A. Will resigned from his positions as Vice President and Chief Accounting Officer of Quaker Chemical Company (“Quaker Houghton” or the “Company”) effective October 2, 2023. Mr. Will plans to pursue another career opportunity and his resignation is not the result of any dispute or disagreement with the Company. The Board of Directors of Quaker Houghton and management thank Mr. Will for his contributions to the Company and wish him well.

Upon the effectiveness of Mr. Will’s resignation, Shane W. Hostetter, age 42, will serve as the Company’s Chief Accounting Officer, in addition to his current position as Executive Vice President, Chief Financial Officer. Mr. Hostetter’s biographical information is set forth in the Company’s Annual Report on Form 10-K for the year ended December 31, 2022 that was filed on February 23, 2023. No new compensatory arrangements will be entered into with Mr. Hostetter in connection with assuming the role of Chief Accounting Officer.

There are no arrangements or understandings between Mr. Hostetter and any other person pursuant to which he was selected as an officer, there are no family relationships between Mr. Hostetter 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.