WLK common stock issued history

Trailing twelve months (TTM) · USD. Each value covers four complete reported quarters.

Westlake Corporation Common Stock Common Stock Issued — Trailing twelve months (TTM) (USD)
Period ending	Common Stock Issued (USD)
Jun 30, 2026	0
Apr 2, 2026	0
Dec 31, 2025	0
Sep 30, 2025	0
Jun 30, 2025	5,000,000
Mar 31, 2025	6,000,000
Dec 31, 2024	13,000,000
Sep 30, 2024	18,000,000
Jun 30, 2024	52,000,000
Mar 31, 2024	51,000,000
Dec 31, 2023	44,000,000
Sep 30, 2023	39,000,000
Jun 30, 2023	0
Mar 31, 2023	0
Dec 31, 2022	0
Sep 30, 2022	0
Jun 30, 2022	0
Mar 31, 2022	0
Dec 31, 2021	0
Sep 30, 2021	-54,000,000
Jun 30, 2021	-54,000,000
Mar 31, 2021	-54,000,000
Dec 31, 2020	-54,000,000
Sep 30, 2020	-63,000,000
Jun 30, 2020	-63,000,000
Mar 31, 2020	-63,000,000
Dec 31, 2019	0
Sep 30, 2019	63,000,000
Jun 30, 2019	63,000,000
Mar 31, 2019	63,000,000
Dec 31, 2018	0
Sep 30, 2018	261,000
Jun 30, 2018	261,000
Mar 31, 2018	261,000
Dec 31, 2017	261,000
Sep 30, 2017	529,000
Jun 30, 2017	529,000
Mar 31, 2017	529,000
Dec 31, 2016	529,000
Sep 30, 2016	0
Jun 30, 2016	0
Mar 31, 2016	0
Dec 31, 2015	0
Sep 30, 2015	0
Jun 30, 2015	0
Mar 31, 2015	0
Dec 31, 2014	0
Sep 30, 2014	0
Jun 30, 2014	0
Mar 31, 2014	0
Dec 31, 2013	0
Sep 30, 2013	10,369,000
Jun 30, 2013	10,369,000
Mar 31, 2013	10,369,000
Dec 31, 2012	10,369,000
Sep 30, 2012	0
Jun 30, 2012	0
Mar 31, 2012	0
Dec 31, 2011	0
Sep 30, 2011	3,745,000
Jun 30, 2011	3,745,000
Mar 31, 2011	3,745,000
Dec 31, 2010	3,745,000
Sep 30, 2010	879,000
Jun 30, 2010	879,000
Mar 31, 2010	879,000
Dec 31, 2009	879,000
Sep 30, 2009	208,000
Jun 30, 2009	208,000
Mar 31, 2009	208,000
Dec 31, 2008	208,000
Sep 30, 2008	-287,556,000
Jun 30, 2008	266,000
Mar 31, 2008	266,000
Dec 31, 2007	328,000
Sep 30, 2007	288,329,000
Jun 30, 2007	1,515,000
Mar 31, 2007	1,515,000
Dec 31, 2006	1,849,000
Sep 30, 2006	1,622,000
Jun 30, 2006	614,000
Mar 31, 2006	614,000
Dec 31, 2005	218,000
Sep 30, 2005	11,391,000
Jun 30, 2005	11,391,000
Mar 31, 2005	11,391,000
Dec 31, 2004	11,391,000