$CLH 8-K SEC Filings

Filed On	Filing
28 Oct 2026	8-K: Results of Operations and Financial Condition; Regulation FD Disclosure Date of Report (Date of earliest event reported): October 28, 2026
05 Oct 2026	8-K: Entry into a Material Definitive Agreement; Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant +1 more Execution Version CLEAN HARBORS, INC., the GUARANTORS party hereto from time to time AND U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee 6.250% Senior Notes due 2034 INDENTURE Dated as of October 1, 2026
18 Sep 2026	8-K: Other Events NORWELL, Mass. – September 17, 2026 – Clean Harbors, Inc. (“Clean Harbors” or the “Company”) (NYSE: CLH), announced today that it has priced a private offering of $600 million of senior notes due 2034 (the “notes”).
12 Aug 2026	8-K: Other Events
29 Jul 2026	8-K: Results of Operations and Financial Condition
20 May 2026	8-K: Submission of Matters to a Vote of Security Holders
20 May 2026	8-K: Departure/Election of Directors or Officers; Compensation; Regulation FD Disclosure
14 May 2026	8-K: Other Events
06 May 2026	8-K: Results of Operations and Financial Condition
18 Feb 2026	8-K: Results of Operations and Financial Condition
29 Oct 2025	8-K: Results of Operations and Financial Condition
10 Oct 2025	8-K: Entry into a Material Definitive Agreement; Creation of a Direct Financial Obligation
26 Sep 2025	8-K: Other Events
30 Jul 2025	8-K: Results of Operations and Financial Condition
21 May 2025	8-K: Submission of Matters to a Vote of Security Holders
30 Apr 2025	8-K: Results of Operations and Financial Condition
19 Feb 2025	8-K: Results of Operations and Financial Condition
30 Oct 2024	8-K: Results of Operations and Financial Condition
11 Oct 2024	8-K: Entry into a Material Definitive Agreement; Creation of a Direct Financial Obligation
03 Sep 2024	8-K: Departure/Election of Directors or Officers; Compensation; Regulation FD Disclosure

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