Clean Harbors, Inc. (CLH)

Over the past six months, Clean Harbors' stock has experienced fluctuations, with a 52-week high of $268.22 on January 15, 2026, and a 52-week low of $178.29 on April 7, 2025. Key events include the Q3 2025 earnings report, where EPS missed estimates, and the Q2 2025 financial results, which showed flat revenues but increased adjusted EBITDA. Clean Harbors was also awarded $110 million in projects for a PFAS water filtration system in Hawaii. Analyst ratings as of February 5, 2026, averaged a 'Moderate Buy'.

Demand for Clean Harbors' products and services, particularly within its Environmental Services (ES) segment, generally appears to be steady and robust. The company has noted strong waste collection volumes, a healthy flow of project work and favorable pricing in its ES segment. While the Safety-Kleen Sustainability Solutions (SKSS) segment can be sensitive to fluctuations in crude oil and base oil prices, the overall demand for environmental compliance and hazardous waste management services remains essential and less cyclical.

Clean Harbors, Inc. is North America's leading provider of environmental and industrial services, specializing in hazardous and non-hazardous waste management for a diverse client base, operating within the Industrials sector. The company's major products and services are categorized into Environmental Services (ES), which offers end-to-end hazardous waste management, and Safety-Kleen Sustainability Solutions (SKSS), which focuses on used oil re-refining and recycling.

Clean Harbors operates extensively across North America, with approximately 870 operating locations in 630 properties in the U.S. and Canada. The company's network includes over 100 waste disposal facilities, such as incinerators, landfills, and treatment, storage, and disposal facilities. In 2024, 91% of its revenues were generated in the United States and 9% in Canada.

Clean Harbors' brand reputation is strongly tied to its role as a critical infrastructure provider for environmental protection and safety. The company emphasizes environmental stewardship and safety as core to its corporate identity. In 2024, Clean Harbors recycled 1.9 million metric tons of materials, achieving a key 2030 goal ahead of schedule. A significant event that positively impacted its reputation was being awarded $110 million in projects for a PFAS water filtration system in Hawaii in December 2025.

Clean Harbors, Inc. is a publicly traded company on the New York Stock Exchange (NYSE: CLH). Its ownership is primarily institutional, with approximately 88.57% held by institutional investors. Insiders own about 8.46% of the company, with founder Alan S. McKim being the largest individual shareholder at 5.49%. Retail investors hold the remaining float.