ATEC tangible book value per share history

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

Alphatec Holdngs Inc Tangible Book Value Per Share — Annual fiscal periods
Period ending	Tangible Book Value Per Share
Dec 31, 2025	-0.8838
Dec 31, 2024	-1.0847
Dec 31, 2023	-0.6082
Dec 31, 2022	-1.5944
Dec 30, 2021	-0.4734
Dec 31, 2020	1.7736
Dec 31, 2019	0.6266
Dec 31, 2018	-0.6437
Dec 31, 2017	-2.495
Dec 31, 2016	-5.5473
Dec 31, 2015	-7.0135
Dec 31, 2014	-6.4887
Dec 31, 2013	-6.2836
Dec 31, 2012	2.4104
Dec 31, 2011	3.9967
Dec 31, 2010	8.1067
Dec 31, 2009	3.0236
Dec 31, 2008	1.8315
Dec 31, 2007	8.1152
Dec 31, 2006	3.1483
Dec 31, 2005	-79.3756
Dec 31, 2004	2.1008
Dec 31, 2003	0
Dec 31, 2002	2.5942
Dec 31, 2001	3.8814