ADTN tangible book value per share history

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

Adtran Holdings Inc Tangible Book Value Per Share — Annual fiscal periods
Period ending	Tangible Book Value Per Share
Dec 31, 2025	2.0708
Dec 31, 2024	2.687
Dec 31, 2023	4.5018
Dec 31, 2022	8.3514
Dec 31, 2021	6.81
Dec 31, 2020	7.1361
Dec 31, 2019	7.2255
Dec 31, 2018	8.4793
Dec 31, 2017	10.1709
Dec 31, 2016	9.6207
Dec 31, 2015	9.2205
Dec 31, 2014	9.7611
Dec 31, 2013	10.009
Dec 31, 2012	10.7322
Dec 31, 2011	10.7157
Dec 31, 2010	9.1586
Dec 31, 2009	7.245
Dec 31, 2008	5.9138
Dec 31, 2007	5.5776
Dec 31, 2006	5.9353
Dec 31, 2005	7.155
Dec 31, 2004	5.9646
Dec 31, 2003	9.4559
Dec 31, 2002	2,386.1871
Dec 31, 2001	5.6736
Dec 31, 2000	5.6225
Dec 31, 1999	5.2179
Dec 31, 1998	1.4912
Dec 31, 1997	1.3398
Dec 31, 1996	1.0928
Dec 31, 1995	0.8325
Dec 31, 1994	0.2948
Dec 31, 1993	0.1131