CLHClean Harbors, Inc.
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Clean Harbors, Inc. is a leading environmental and industrial services company based in Norwell, Massachusetts. Clean Harbors provides hazardous and non-hazardous waste collection, transportation, treatment, recycling, and disposal services, along with emergency spill response, industrial cleaning, maintenance, and field services. Through its Safety-Kleen Sustainability Solutions segment, the company also offers parts cleaning and related environmental services to commercial, industrial, and automotive customers, as well as used-oil re-refining and recycling services. Its customer base spans manufacturing, chemical, refining, automotive, utilities, government, and other industrial sectors across North America. Clean Harbors plays a central role in helping organizations manage regulated waste streams, support operational safety, and meet environmental compliance requirements through a broad network of specialized facilities and service locations.
Valuation
Profitability
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Trading
| Ex-date | Amount / share | Status |
|---|---|---|
| Feb 2, 2007 | $0.0026 USD | Paid |
| Jan 29, 2007 | $0.4609 USD | Paid |
| Jul 27, 2006 | $0.4609 USD | Paid |
| Jul 27, 2005 | $0.4609 USD | Paid |
| Jan 27, 2005 | $0.4609 USD | Paid |
| Jul 28, 2004 | $0.4609 USD | Paid |
| Jan 28, 2004 | $0.4609 USD | Paid |
| Jul 29, 2003 | $0.4609 USD | Paid |
| Jan 29, 2003 | $0.4609 USD | Paid |
| Jul 29, 2002 | $0.4609 USD | Paid |
| Jan 29, 2002 | $0.4609 USD | Paid |
| Jul 27, 2001 | $0.2125 USD | Paid |
| Date | Type | Details |
|---|---|---|
| Jul 27, 2011 | Stock split | 2-for-11 share → 2 shares |
Splits, mergers and other corporate actions appear here. How each issuer reflects them on-chain varies by product.








