Wellington Management Group Llp - Mar 31, 2025 SCHEDULE 13G/A Report for Clean Harbors, Inc. Common Stock (CLH)

Filing Manager
WELLINGTON MANAGEMENT GROUP LLP
Reporting Manager
Wellington Management Group LLP
Security
Clean Harbors, Inc. Common Stock
Symbol
CLH
Shares outstanding
54M shares
Disclosed Ownership
5.29M shares
Ownership
9.8%
Form type
SCHEDULE 13G/A
Date filed
5/7/2025, 09:59 AM
Date of event
Mar 31, 2025
Next filing
May 7, 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Wellington Management Group LLP 9.8% 5.29M 0 4.44M Taisia Lowe Regulatory Analyst
Wellington Group Holdings LLP 9.8% 5.29M 0 4.44M Taisia Lowe Regulatory Analyst
Wellington Investment Advisors Holdings LLP 9.8% 5.29M 0 4.44M Taisia Lowe Regulatory Analyst
Wellington Management Company LLP 8% 5.29M 0 4.11M Taisia Lowe Regulatory Analyst