CSGS shares out (basic) history

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

Csg Systems International Inc Shares Out (Basic) — Quarterly
Period ending	Shares Out (Basic)
Mar 31, 2026	27,798,000
Dec 31, 2025	27,492,000
Sep 30, 2025	27,627,000
Jun 30, 2025	27,843,000
Mar 31, 2025	27,815,000
Dec 31, 2024	27,957,000
Sep 30, 2024	28,362,000
Jun 30, 2024	28,546,000
Mar 31, 2024	28,516,000
Dec 31, 2023	28,607,000
Sep 30, 2023	30,097,000
Jun 30, 2023	30,629,000
Mar 31, 2023	30,418,000
Dec 31, 2022	30,455,000
Sep 30, 2022	30,941,000
Jun 30, 2022	31,301,000
Mar 31, 2022	31,416,000
Dec 31, 2021	31,628,000
Sep 30, 2021	31,756,000
Jun 30, 2021	31,875,000
Mar 31, 2021	31,844,000
Dec 31, 2020	31,832,000
Sep 30, 2020	32,115,000
Jun 30, 2020	32,100,000
Mar 31, 2020	31,994,000
Dec 31, 2019	31,967,000
Sep 30, 2019	32,016,000
Jun 30, 2019	32,093,000
Mar 31, 2019	32,128,000
Dec 31, 2018	32,329,000
Sep 30, 2018	32,507,000
Jun 30, 2018	32,589,000
Mar 31, 2018	32,528,000
Dec 31, 2017	32,512,000
Sep 30, 2017	32,561,000
Jun 30, 2017	32,572,000
Mar 31, 2017	32,016,000
Dec 31, 2016	31,107,000
Sep 30, 2016	31,063,000
Jun 30, 2016	30,942,000
Mar 31, 2016	30,762,000
Dec 31, 2015	30,944,000
Sep 30, 2015	30,920,000
Jun 30, 2015	30,798,000
Mar 31, 2015	31,542,000
Dec 31, 2014	32,256,000
Sep 30, 2014	32,604,000
Jun 30, 2014	32,619,000
Mar 31, 2014	32,319,000
Dec 31, 2013	32,124,000
Sep 30, 2013	32,084,000
Jun 30, 2013	32,125,000
Mar 31, 2013	32,133,000
Dec 31, 2012	32,002,000
Sep 30, 2012	31,980,000
Jun 30, 2012	32,195,000
Mar 31, 2012	32,458,000
Dec 31, 2011	32,384,000
Sep 30, 2011	32,906,000
Jun 30, 2011	33,027,000
Mar 31, 2011	32,937,000
Dec 31, 2010	33,080,000
Sep 30, 2010	32,829,000
Jun 30, 2010	32,834,000
Mar 31, 2010	33,794,000
Dec 31, 2009	34,325,000
Sep 30, 2009	34,295,000
Jun 30, 2009	34,281,000
Mar 31, 2009	34,422,000
Dec 31, 2008	33,207,000
Sep 30, 2008	33,281,000
Jun 30, 2008	33,209,000
Mar 31, 2008	33,084,000
Dec 31, 2007	39,670,000
Sep 30, 2007	38,587,000
Jun 30, 2007	41,928,000
Mar 31, 2007	44,385,000
Dec 31, 2006	46,464,000
Sep 30, 2006	46,549,000
Jun 30, 2006	46,527,000
Mar 31, 2006	46,901,000
Dec 31, 2005	47,851,000
Sep 30, 2005	47,303,000
Jun 30, 2005	48,151,000
Mar 31, 2005	49,045,000
Dec 31, 2004	50,477,000
Sep 30, 2004	49,565,000
Jun 30, 2004	51,285,000
Mar 31, 2004	51,682,000
Dec 31, 2003	51,372,000
Sep 30, 2003	51,456,000
Jun 30, 2003	51,355,000
Mar 31, 2003	51,306,000
Dec 31, 2002	52,116,000
Sep 30, 2002	51,836,000
Jun 30, 2002	52,693,000
Mar 31, 2002	52,679,000
Dec 31, 2001	52,891,000
Sep 30, 2001	53,238,000
Jun 30, 2001	52,867,000