Clean Harbors, Inc.
Clean Harbors, Inc. (CLH) SEC Filings & 10-K Annual Reports
SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.
SEC EDGAR · data.sec.gov · CIK 0000822818 · CLH · NYSE · as of Jun 8, 2026
Filing snapshot
Source: SEC EDGAR (data.sec.gov) · CIK 0000822818 · Updated hourly · Not investment advice
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SEC Filing History
About SEC Filings & 10-K Annual Reports
Clean Harbors, Inc. (NYSE: CLH) has submitted 1,002+ documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 1987. As a Industrials sector company with CIK 0000822818, all filings are publicly accessible via the EDGAR database at no cost.
The annual 10-K report is Clean Harbors, Inc.'s most comprehensive regulatory disclosure. The most recent Clean Harbors, Inc. 10-K was filed on 2026-02-18 for fiscal year ending 2026. Historical CLH 10-K annual reports are available from 2018 through 2026.
Investors researching Clean Harbors, Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.
Frequently Asked Questions
CLH SEC Filings · 8 questionsClean Harbors, Inc. (CLH) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 1,002+ filings and access original documents at no cost. Clean Harbors, Inc.'s CIK is 0000822818.