1 unchanged sentence
Insider Trading Arrangements and Policies
−Removed: No director or officer (as defined in Rule 16a-1(f) promulgated under the Exchange Act) of the Company adopted or terminated any Rule 10b5-1 trading arrangement or any non-Rule 10b5-1 trading arrangement (as such terms are defined in Item 408 of Regulation S-K) during the quarter ended September 30, 2025 .
+Added: No director or officer (as defined in Rule 16a-1(f) promulgated under the Exchange Act) of the Company adopted or terminated any Rule 10b5-1 trading arrangement or any non-Rule 10b5-1 trading arrangement (as such terms are defined in Item 408 of Regulation S-K) during the quarter ended March 31, 2026 .
Table of Content
3 unchanged sentences
Incorporated by reference to Exhibit 3.1 as filed by the Registrant within its current report on Form 8-K on December 20, 2022.
−Removed: 10.1 – Employment Agreement by and between Registrant and Steven Dassing, as amended July 21, 2025 .*†^
+Added: 10.1 – Employment Agreement by and between Registrant and Kevin Meagher , dated January 1, 2026 .*†^
+Added: 10.2 – Change in Control Agreement by and between Registrant and Kevin Meagher, dated January 1, 2026.*†^
+Added: 10.3 – Separation Agreement and General Release by and between Quaker Chemical Corporation and Jeffrey Fleck, dated March 25, 2026.*†
– Certification of Chief Executive Officer of the Company pursuant to Rule 13a-14(a) of the Securities Exchange Act of 1934.*
20 unchanged sentences
/s/ Thomas Coler
−Removed: October 30, 2025
+Added: April 30, 2026
Thomas Coler, Executive Vice President, Chief Financial Officer (officer duly authorized on behalf of, and principal financial officer of, the Registrant)
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.