CLH common stock issued history

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

Clean Harbors, Inc. Common Stock Common Stock Issued — Quarterly (USD)
Period ending	Common Stock Issued (USD)
Jun 30, 2026	3,611,000
Mar 31, 2026	0
Dec 31, 2025	3,798,000
Sep 30, 2025	0
Jun 30, 2025	0
Mar 31, 2025	0
Dec 31, 2024	0
Sep 30, 2024	0
Jun 30, 2024	0
Mar 31, 2024	0
Dec 31, 2023	0
Sep 30, 2023	0
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	0
Jun 30, 2021	0
Mar 31, 2021	0
Dec 31, 2020	0
Sep 30, 2020	0
Jun 30, 2020	0
Mar 31, 2020	0
Dec 31, 2019	0
Sep 30, 2019	0
Jun 30, 2019	0
Mar 31, 2019	0
Dec 31, 2018	0
Sep 30, 2018	0
Jun 30, 2018	0
Mar 31, 2018	0
Dec 31, 2017	0
Sep 30, 2017	0
Jun 30, 2017	0
Mar 31, 2017	0
Dec 31, 2016	0
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	0
Jun 30, 2013	0
Mar 31, 2013	0
Dec 31, 2012	364,893,000
Sep 30, 2012	1,497,000
Jun 30, 2012	0
Mar 31, 2012	0
Dec 31, 2011	0
Sep 30, 2011	895,000
Jun 30, 2011	0
Mar 31, 2011	0
Dec 31, 2010	680,000
Sep 30, 2010	582,000
Jun 30, 2010	613,000
Mar 31, 2010	574,000
Dec 31, 2009	540,000
Sep 30, 2009	518,000
Jun 30, 2009	672,000
Mar 31, 2009	585,000
Dec 31, 2008	-2,384,000
Sep 30, 2008	2,961,000
Jun 30, 2008	173,674,000
Mar 31, 2008	1,110,000
Dec 31, 2007	694,000
Sep 30, 2007	418,000
Jun 30, 2007	735,000
Mar 31, 2007	1,000,000
Dec 31, 2006	458,000
Sep 30, 2006	647,000
Jun 30, 2006	1,446,000
Mar 31, 2006	604,000
Dec 31, 2005	72,929,000
Sep 30, 2005	861,000
Jun 30, 2005	2,429,000
Mar 31, 2005	1,518,000
Dec 31, 2004	174,000
Sep 30, 2004	297,000
Jun 30, 2004	0
Mar 31, 2004	111,000
Dec 31, 2003	217,000
Sep 30, 2003	222,000
Jun 30, 2003	333,000
Mar 31, 2003	290,000
Dec 31, 2002	342,000
Sep 30, 2002	25,113,000
Jun 30, 2002	445,000
Mar 31, 2002	356,000
Dec 31, 2001	81,000
Sep 30, 2001	91,000