Clean Harbors (CLH) closed at $318.06 on Oct 6, 2026, down 1.3% on the day. The stock is up 0.3% over the past month, up 5.7% over three months, up 35.6% year to date and up 39.3% over the past year. It trades 5.3% below its 52-week high of $335.94 and 58.0% above its 52-week low of $201.34. The close sits above its 50-day moving average ($315.54) and above its 200-day moving average ($291.71).
CLH is scheduled to report earnings on Oct 28, 2026, before market open. Over its last 8 reports the stock moved an average of 5.8% on the first trading day after earnings, beating the options-implied move in 4 of 8.
CLH options were pricing 33% at-the-money implied volatility on Oct 22, 2026, an IV rank of 59 over the past year. Form 4 filings over the last 90 days show no open-market purchases and 1 open-market sale by insiders.
Clean Harbors is scheduled to report on Oct 28, 2026, before market open.
Over the last 8 reports, CLH moved an average of 5.8% on the first trading day after earnings. The move beat the options-implied move in 4 of 8 reports.
Yes — the Oct 6, 2026 close of $318.06 is 9.0% above the 200-day average of $291.71.
CLH closed 5.3% below its 52-week high of $335.94.
Clean Harbors, Inc. provides environmental and industrial services in the United States and Canada. The company operates through two segments: Environmental Services and Safety-Kleen Sustainability Solutions. The Environmental Services segment collects, transports, treats, recycles, and disposes hazardous and non-hazardous waste, such as resource recovery, physical treatment, incineration, landfill disposal, wastewater treatment, lab chemicals disposal, and explosives management services; and offers CleanPack services, including collection, identification, categorization, specialized packaging, transportation, and disposal of laboratory chemicals and household hazardous waste. This segment also provides industrial maintenance and specialty industrial services; and utilizes specialty equipment and resources that perform field services. The Safety-Kleen Sustainability Solutions segment provides containerized waste, parts-washer, and vacuum services for automobile repair shops, car and truck dealers, metal fabricators, machine manufacturers, fleet maintenance shops, and other automotive, industrial, and retail customers; collects and transports for hazardous and non-hazardous containerized waste for recycling or disposal; machine cleaning and maintenance, and disposal and replenishment of clean solvent or aqueous fluids; and vacuum services to remove solids, residual oily water, and sludge and other fluids from customers' oil/water separators, sumps, and collection tanks, as well as removes and collects waste fluids found at large and small industrial locations, including metal fabricators, auto maintenance providers, and general manufacturers. This segment also manufactures, formulates, and packages lubricants and other products. Clean Harbors, Inc. was incorporated in 1980 and is headquartered in Norwell, Massachusetts.
