Clean Harbors, Inc (CLH)
Industrials ยท Hazardous Waste Management
Clean Harbors, Inc (CLH) is listed on the New York Stock Exchange, where its shares have traded since November 24, 1987. SentiSense covers Clean Harbors, Inc in the Industrials sector, and its Standard Industrial Classification is Hazardous Waste Management. Michael L. Battles and Eric W. Gerstenberg is its chief executive officer. The company reports 22,591 employees, and its corporate website is www.cleanharbors.com.
About Clean Harbors, Inc
Clean Harbors Inc is an environmental and industrial services provider that provides parts cleaning and related environmental services to commercial, industrial, and automotive customers. Its business segments are Environmental Services and Safety-Kleen Sustainability Solutions. Environmental Services includes waste collection, transportation, treatment, recycling, and disposal, along with industrial maintenance services. Safety-Kleen Sustainability Solutions provides used oil collection and manufactures base oil, vacuum gas oil, and lubricants. The company generates the majority of its revenues from the Environmental Services segment and operates in the United States, with maximum revenue, and Canada.
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 646 institutions reported holding CLH, with 49.3 million shares worth $14.7 billion in aggregate. The largest reported holders were BlackRock, Vanguard and Wellington Management. Of the 5 largest reported holders, 3 added shares and 2 reduced their positions during the quarter.
More on CLH
- CLH sentiment: whether news and social coverage of Clean Harbors, Inc leans bullish or bearish, and the stories driving it.
- CLH ownership: all 646 reporting institutions, plus insider and congressional trades.
- CLH financials: revenue, net income, operating margin and free cash flow by quarter and year.
SentiSense also tracks daily options readings for Clean Harbors, Inc: IV rank, put/call percentile, 25-delta skew and open-interest walls.
Frequently asked questions
What does Clean Harbors, Inc do?
Clean Harbors Inc is an environmental and industrial services provider that provides parts cleaning and related environmental services to commercial, industrial, and automotive customers.
What sector is CLH in?
SentiSense classifies Clean Harbors, Inc in the Industrials sector, and its Standard Industrial Classification is Hazardous Waste Management.
Where does CLH stock trade?
Clean Harbors, Inc (CLH) is listed on the New York Stock Exchange, where its shares have traded since November 24, 1987.
Who is the CEO of Clean Harbors, Inc?
Michael L. Battles and Eric W. Gerstenberg is the chief executive officer of Clean Harbors, Inc.