PESI tangible book value per share history

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

Perma Fix Environmental Services I Tangible Book Value Per Share — Annual fiscal periods
Period ending	Tangible Book Value Per Share
Dec 31, 2025	2.1152
Dec 31, 2024	3.4147
Dec 31, 2023	2.148
Dec 31, 2022	2.0553
Dec 31, 2021	2.4301
Dec 31, 2020	1.8662
Dec 31, 2019	1.6089
Dec 31, 2018	1.3844
Dec 31, 2017	1.474
Dec 31, 2016	1.7812
Dec 31, 2015	2.2221
Dec 31, 2014	2.3122
Dec 31, 2013	2.1021
Dec 31, 2012	3.0877
Dec 31, 2011	3.2975
Dec 31, 2010	3.9891
Dec 31, 2009	3.9721
Dec 31, 2008	3.0096
Dec 31, 2007	3.014
Dec 31, 2006	5.1632
Dec 31, 2005	3.8299
Dec 31, 2004	3.4615
Dec 31, 2003	3.9372
Dec 31, 2002	2.7279
Dec 31, 2001	3.2084
Dec 31, 2000	0.4835
Dec 31, 1999	1.1782
Dec 31, 1998	4.6974
Dec 31, 1997	1.7674
Dec 31, 1996	2.1375
Dec 31, 1995	-0.6951
Dec 31, 1994	2.9
Dec 31, 1993	10.4211
Dec 31, 1992	13.0769
Dec 31, 1991	0.875