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Clean Harbors Inc. 13F holders

None of the 44 funds followed here reported a position in Clean Harbors Inc. in its latest 13F.

Schedule 13D and 13G filed on the name, last twelve months

FiledScheduleWhoHoldingOf the classEvent dateRule or purposeFiling
6 August 202613GFmr Llc and 3 others3.0 million5.7%30 June 2026passive, institutional (13d-1(b))EDGAR
15 May 202613G/AD1 Capital Partners L.P. and 3 others1.3 million2.5%31 March 2026passive, institutional (13d-1(b))EDGAR
15 May 202613G/AWellington Management Group LLP and 7 others3.6 million6.8%31 March 2026passive, institutional (13d-1(b))EDGAR
26 March 202613G/AThe Vanguard Group and 1 other00.0%13 March 2026passive, institutional (13d-1(b))EDGAR
17 February 202613GD1 Capital Partners L.P. and 3 others2.8 million5.2%31 December 2025passive, institutional (13d-1(b))EDGAR
10 February 202613G/AWellington Management Group LLP and 7 others5.2 million9.7%31 December 2025passive, institutional (13d-1(b))EDGAR
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
Read moreAmendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.

Fails to deliver

No share in Clean Harbors Inc. failed to deliver at settlement on any day in the SEC's last three half-month files.

Source

Each fund's 13F-HR on EDGAR, linked per row; positions matched to CLH by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.

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