Clean Harbors Q1 Earnings Beat on SKSS Gains, Revenues Fall Short

CLH tops Q1'26 EPS estimates, and raises full-year EBITDA and free cash flow targets as Environmental Services benefits from PFAS and projects.

Zacks Investment Research • May 11, 2026

Clean Harbors, Inc. (CLH) Presents at Oppenheimer 21st Annual Industrial Growth Virtual Conference Transcript

Clean Harbors, Inc. (CLH) Presents at Oppenheimer 21st Annual Industrial Growth Virtual Conference Transcript

Seeking Alpha • May 11, 2026

Clean Harbors Eyes 2026 Upside After Guidance Boost, PFAS Momentum

Clean Harbors NYSE: CLH executives said the company remains optimistic about 2026 after a first-quarter guidance increase, despite what management described as a disappointing stock-market reaction to the results.

MarketBeat • May 10, 2026

Clean Harbors Q1 Earnings Call Highlights

Clean Harbors NYSE: CLH reported better-than-expected first-quarter 2026 results and raised its full-year outlook, citing stronger profitability across both of its operating segments, improved base oil pricing and continued momentum in environmental services.

MarketBeat • May 9, 2026

These Analysts Boost Their Forecasts On Clean Harbors After Q1 Results

Clean Harbors Inc (NYSE:CLH) reported mixed results for the first quarter on Wednesday.

Benzinga • May 7, 2026

3 Reasons Why Growth Investors Shouldn't Overlook Clean Harbors (CLH)

Clean Harbors (CLH) could produce exceptional returns because of its solid growth attributes.

Zacks Investment Research • May 7, 2026

Is Clean Harbors (CLH) Stock Outpacing Its Business Services Peers This Year?

Here is how Clean Harbors (CLH) and Deluxe (DLX) have performed compared to their sector so far this year.

Zacks Investment Research • May 7, 2026

Clean Harbors: Why The Quality Growth Story Holds Despite The Dip

Clean Harbors is positioned for a potential step-change year, driven by PFAS contracts, the Kimball incinerator ramp, and stabilizing Industrial Services. ES segment's 15 consecutive quarters of adjusted EBITDA margin expansion and early-stage PFAS revenue pipeline underpin the long-term growth thesis. PFAS destruction capability, regulatory barriers, and a unique collection network create a durable competitive moat for CLH.

Seeking Alpha • May 7, 2026

Clean Harbors, Inc. (CLH) Q1 2026 Earnings Call Transcript

Clean Harbors, Inc. (CLH) Q1 2026 Earnings Call Transcript

Seeking Alpha • May 6, 2026

Clean Harbors Announces First-Quarter 2026 Financial Results

NORWELL, Mass.--(BUSINESS WIRE)--Clean Harbors, Inc. (“Clean Harbors” or the “Company”) (NYSE: CLH), the leading provider of environmental and industrial services throughout North America, today announced financial results for the first quarter ended March 31, 2026. “We began 2026 with better-than-expected first-quarter results, including higher profitability in both of our operating segments,” said Eric Gerstenberg, Co-Chief Executive Officer. “Our Environmental Services (ES) segment delivered.

Business Wire • May 6, 2026