X0306 4 2022-08-15 0 0000081362 QUAKER CHEMICAL CORP KWR 0001242086 PLATZER L WILBERT 901 E. HECTOR STREET CONSHOHOCKEN PA 19428-2380 0 1 0 0 SVP, Global Ops, EHS & Prcmt Common Stock 2022-08-15 4 S 0 1484 192.30 D 634 D Common Stock 2022-08-15 4 M 0 842 154.92 A 1476 D Common Stock 2022-08-15 4 S 0 842 193.4174 D 634 D Common Stock 2022-08-15 4 M 0 922 136.64 A 1556 D Common Stock 2022-08-15 4 S 0 922 194.0756 D 634 D Employee Stock Option (right to buy) 154.92 2022-08-15 4 M 0 842 0.00 D 2026-02-25 Common Stock 842 0 D Employee Stock Option (right to buy) 136.64 2022-08-15 4 M 0 922 0.00 D 2027-03-30 Common Stock 922 922 D The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $193.31 to $194.155, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $193.32 to $194.155, inclusive. The reporting person undertakes to provide to Quaker Chemical Corporation, d/b/a "Quaker Houghton", any security holder of Quaker Houghton, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4. The options for this grant vested in three annual installments: 842 shares on February 25, 2020; 842 shares on February 25, 2021; and 842 shares on February 25, 2022. The options for this grant vest in three annual installments: 923 shares on March 30, 2021; 922 shares on March 30, 2022; and 922 shares on March 30, 2023. Victoria K. Gehris, Attorney-in-Fact for Wilbert Platzer 2022-08-17