PRLB tangible book value per share history

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

Proto Labs Inc Tangible Book Value Per Share — Annual fiscal periods
Period ending	Tangible Book Value Per Share
Dec 31, 2025	15.94
Dec 31, 2024	14.9322
Dec 31, 2023	15.1116
Dec 31, 2022	14.3163
Dec 31, 2021	14.1173
Dec 31, 2020	18.7473
Dec 31, 2019	16.3647
Dec 31, 2018	14.561
Dec 31, 2017	11.7778
Dec 31, 2016	13.2092
Dec 31, 2015	11.3587
Dec 31, 2014	9.0508
Dec 31, 2013	8.4171
Dec 31, 2012	6.7302
Dec 31, 2011	3.6175
Dec 31, 2010	-1.9675
Dec 31, 2009	-2.3461