CMP tangible book value per share history

Annual fiscal periods. Dates are reporting period ends; fiscal years can differ from calendar years.

Compass Minerals International Inc Tangible Book Value Per Share — Annual fiscal periods
Period ending	Tangible Book Value Per Share
Sep 30, 2025	4.8962
Sep 30, 2024	5.5343
Sep 30, 2023	7.657
Sep 30, 2022	4.789
Sep 30, 2021	5.4832
Dec 31, 2020	8.0485
Dec 31, 2019	12.1569
Dec 31, 2018	2.1715
Dec 31, 2017	4.3171
Dec 31, 2016	4.3611
Dec 31, 2015	14.7371
Dec 31, 2014	14.2742
Dec 31, 2013	13.8071
Dec 31, 2012	12.9512
Dec 31, 2011	11.8246
Dec 31, 2010	10.0589
Dec 31, 2009	6.2442
Dec 31, 2008	1.3608
Dec 31, 2007	-0.8168
Dec 31, 2006	-2.6773
Dec 31, 2005	-3.2266
Dec 31, 2004	-3.6596
Dec 31, 2003	-9.7499
Dec 31, 2002	-7.3775
Dec 31, 2001	-4.0265
Dec 31, 2000	9.6071