CLH
CLEAN HARBORS INC
NYSE · Industrials · Waste Management · US
$315.80
+0.08%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$316.60
From 52W high−3.23%
Volume527820.00
Market cap$16.67B
P/E (TTM)38.2x
P/S (TTM)2.7x
Div yield—
Key dataSep 18, 2026
Open
$316.60
From 52W high
−3.23%
Volume
527820.00
Market cap
$16.67B
ValuationView details →
P/E (Fwd)
31.5x
EV/EBITDA
15.7x
P/E (TTM)
38.2x
RSI (14)
45.7
MomentumView details →
1D Return
+0.08%
YTD Return
+33.44%
SummaryUpdated Jun 1, 2026
Clean Harbors, Inc. (NASDAQ:CLH) is a leading North American provider of environmental and industrial services, founded in 1980 and headquartered in Norwell, Massachusetts. The company went public in 1987 and has grown through strategic acquisitions and organic expansion to become one of the largest hazardous waste management companies in North America. Clean Harbors operates through two primary business segments: Environmental Services and Safety-Kleen Sustainability Solutions, serving industrial, commercial, and government customers across the United States and Canada with comprehensive waste management, environmental remediation, and industrial maintenance services.
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Clean Harbors priced a private offering of $600 million of 6.250% senior notes due 2034, with the sale expected to close on or about October 1, 2026.3d agoClean Harbors, Inc. announced the commencement of a private offering of $600 million of senior notes expected to mature in 2034, with net proceeds intended to finance its previously announced acquisition of EnviroServe.3d agoAbout 5,000 gallons of diesel fuel leaked from a storage tank at Equinix's NY2 data center in Secaucus, New Jersey, and flowed into Anderson Creek on Friday evening.5d ago