ATLAS / Macro Radar / Reporting / CLH

CLEAN HARBORS INC (CLH) reporting calendar

CLEAN HARBORS INC files periodic reports with the SEC as CLH on NYSE. Atlas tracks 33 filed reports for this issuer, each linked to its original EDGAR accession.

Next window
20 Jul 2026 – 9 Aug 2026
Latest report
10-Q
Period ended
31 Mar 2026
Filed
6 May 2026
Reports on record
33

How this window is derived. Derived from this issuer's own filing history: 9 periods at a median 91-day cadence, filed a median 30 days after period end. The SEC does not publish forward reporting dates and Atlas does not estimate one.

Open CLH market profile Latest filing on SEC EDGAR ↗ All NYSE reporting dates

Filed periodic reports

FormPeriod endedFiledLagSEC accession
10-Q31 Mar 20266 May 202636 days0000822818-26-000020
10-K31 Dec 202518 Feb 202649 days0000822818-26-000009
10-Q30 Sep 202529 Oct 202529 days0000822818-25-000040
10-Q30 Jun 202530 Jul 202530 days0000822818-25-000030
10-Q31 Mar 202530 Apr 202530 days0000822818-25-000019
10-K31 Dec 202419 Feb 202550 days0000822818-25-000007
10-Q30 Sep 202430 Oct 202430 days0000822818-24-000045
10-Q30 Jun 202431 Jul 202431 days0000822818-24-000035
10-Q31 Mar 20241 May 202431 days0000822818-24-000021
10-K31 Dec 202321 Feb 202452 days0000822818-24-000008
10-Q30 Sep 20231 Nov 202332 days0000822818-23-000047
10-Q30 Jun 20232 Aug 202333 days0000822818-23-000040
10-Q31 Mar 20233 May 202333 days0000822818-23-000033
10-K31 Dec 20221 Mar 202360 days0000822818-23-000015
10-Q30 Sep 20222 Nov 202233 days0000822818-22-000047
10-Q30 Jun 20223 Aug 202234 days0000822818-22-000033
10-Q31 Mar 20224 May 202234 days0000822818-22-000026
10-K31 Dec 202123 Feb 202254 days0000822818-22-000008
10-Q30 Sep 20213 Nov 202134 days0000822818-21-000053
10-Q30 Jun 20214 Aug 202135 days0000822818-21-000042
10-Q31 Mar 20215 May 202135 days0000822818-21-000021
10-K31 Dec 202024 Feb 202155 days0000822818-21-000003
10-Q30 Sep 20204 Nov 202035 days0000822818-20-000027
10-Q30 Jun 20205 Aug 202036 days0000822818-20-000020
10-Q31 Mar 202029 Apr 202029 days0000822818-20-000009
10-K31 Dec 201926 Feb 202057 days0000822818-20-000002
10-Q30 Sep 201930 Oct 201930 days0000822818-19-000038
10-Q30 Jun 201931 Jul 201931 days0000822818-19-000035
10-Q31 Mar 20191 May 201931 days0000822818-19-000014
10-K31 Dec 201827 Feb 201958 days0000822818-19-000003
10-Q30 Sep 201831 Oct 201831 days0000822818-18-000045
10-Q30 Jun 20181 Aug 201832 days0000822818-18-000042
10-Q31 Mar 20182 May 201832 days0000822818-18-000025

Source: SEC EDGAR company submissions for CIK 0000822818. Atlas publishes filed facts only. The SEC does not publish forward reporting dates, so no announced future date is claimed here.