SCHEDULE 13G/A

CLEAN HARBORS INC COM

Common Stock · CUSIP: 184496107

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Wellington Management Group LLP

  Shares: 5,182,538.00 · Class: 9.7%

• Wellington Group Holdings LLP

  Shares: 5,182,538.00 · Class: 9.7%

• Wellington Investment Advisors Holdings LLP

  Shares: 5,182,538.00 · Class: 9.7%

• Wellington Management Company LLP

  Shares: 5,182,538.00 · Class: 7.9%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.