Compass Minerals International Inc. Stock Agreements

Stock Purchase Agreement, dated as of September 14, 2022, by and between Compass Minerals International, Inc. and Koch Minerals & Trading LLC (Filed With SEC on September 14, 2022)

2020 Form of Stock Option Award Grant Notice (Filed With SEC on August 5, 2020)

2020 Form of Restricted Stock Unit Award Grant Notice (Filed With SEC on August 5, 2020)

Current Form of Non-Qualified Stock Option Award Agreement Under 2005 Plan (Filed With SEC on April 28, 2015)

Current Form of Restricted Stock Unit Award Agreement Under 2005 Plan (Filed With SEC on April 28, 2015)

Current Form of Non-Qualified Stock Option Award Agreement (Filed With SEC on April 29, 2014)

Current Form of Restricted Stock Unit Award Agreement (Filed With SEC on April 29, 2014)

Amendment to 2012 and 2013 Independent Director Deferred Stock Award Agreement for Eric Ford (Filed With SEC on February 24, 2014)

Current Form of Non-Qualified Stock Option Award Agreement (Filed With SEC on April 29, 2013)

Compass Minerals International, Inc. Current Form of Independent Director Deferred Stock Award Agreement (Filed With SEC on April 27, 2012)

Current Form of Non-Qualified Stock Option Award Agreement (Filed With SEC on April 27, 2012)

2010 INDEPENDENT DIRECTOR DEFERRED STOCK AWARD AGREEMENT (Filed With SEC on April 28, 2010)

THREE-YEARPERFORMANCE STOCK UNIT AWARD AGREEMENT (Filed With SEC on March 16, 2010)

2009INDEPENDENT DIRECTOR DEFERRED STOCK AWARD AGREEMENT (Filed With SEC on April 28, 2009)

AMENDMENTTO RESTRICTED STOCK UNIT AWARD AGREEMENTS (Filed With SEC on February 20, 2009)

2008 INDEPENDENT DIRECTOR DEFERRED STOCK AWARD (Filed With SEC on October 30, 2007)

RESTRICTED STOCK UNIT AWARD AGREEMENT (Filed With SEC on July 31, 2007)

COMPASS MINERALS INTERNATIONAL, INC. 2001 Stock Option Plan Amendedand Restated as of December 11, 2003 (Formerly known asthe Salt Holdings Corporation 2001 Stock Option Plan)... (Filed With SEC on January 16, 2004)