Recent News

• 09.25.2025 - Clean Harbors Prices Offering of Senior Notes Due 2033
• 09.25.2025 - Clean Harbors Prices Offering of Senior Notes Due 2033
• 09.25.2025 - Clean Harbors Announces $845 Million Senior Notes Offering
• 09.25.2025 - Clean Harbors Announces $845 Million Senior Notes Offering
• 09.24.2025 - Clean Harbors Announces Used Oil Collection Price Increases in Its Safety-Kleen Sustainability Solutions Business
• 09.24.2025 - Clean Harbors Announces Used Oil Collection Price Increases in Its Safety-Kleen Sustainability Solutions Business
• 09.23.2025 - William Grippin
• 09.23.2025 - William Grippin
• 09.18.2025 - Clean Harbors’ PFAS Incineration Study Demonstrates Successful Destruction of “Forever Chemicals” that Surpasses Latest EPA Standards
• 09.18.2025 - Clean Harbors’ PFAS Incineration Study Demonstrates Successful Destruction of “Forever Chemicals” that Surpasses Latest EPA Standards

Recent Filings

• 09.17.2025 - 4 Statement of changes in beneficial ownership of securities
• 08.06.2025 - 4 Statement of changes in beneficial ownership of securities
• 08.04.2025 - 4 Statement of changes in beneficial ownership of securities
• 08.04.2025 - 4 Statement of changes in beneficial ownership of securities
• 07.31.2025 - 144 Report of proposed sale of securities