Clean Harbors, Inc. (CLH)
What changed in recent filings
- Institutions — 3 new · 1 added13F · as of end of 2026 Q2
What changed in recent SEC filings — factual, not a buy/sell recommendation.
Institutions holding Clean Harbors, Inc.
How many of the institutions we track reported holding this stock, quarter by quarter.
2019 Q1: 1 → 2026 Q2: 4 institutions
Counts the 52 institutions we track that reported holding this stock — their full reported holdings, not just the largest positions. Not the total number of institutional holders in the US. Figures are as of quarter-end and disclosed up to 45 days later. Descriptive only — not investment advice.
Which institutions hold Clean Harbors, Inc.
Institutions we track that reported holding this stock in their most recent 13F.
- Point72 Asset Management0.03% of portfolio · since 2025 Q4
- Tudor Investment CorpNew this quarter0.01% of portfolio · since 2026 Q2
- Durable Capital Partners2.59% of portfolio · held as of 2026 Q2 or earlier
- Blackstoneunder 0.01% of portfolio · held as of 2026 Q2 or earlier
Based on 13F filings — quarter-end holdings, disclosed up to 45 days later. Holding a stock is a fact we report, not a recommendation to buy or sell.
Company overview
Clean Harbors Inc is an environmental and industrial services provider that provides parts cleaning and related environmental services to commercial, industrial, and automotive customers. Its business segments are Environmental Services and Safety-Kleen Sustainability Solutions. Environmental Services includes waste collection, transportation, treatment, recycling, and disposal, along with industrial maintenance services. Safety-Kleen Sustainability Solutions provides used oil collection and manufactures base oil, vacuum gas oil, and lubricants. The company generates the majority of its revenues from the Environmental Services segment and operates in the United States, with maximum revenue, and Canada.
What is the Industrials sector?
Heavy equipment and automation. Tied to reshoring and infrastructure spending.
Clean Harbors, Inc. is classified under the Industrials sector. See peers below.
ETFs holding Clean Harbors, Inc.
Per SEC N-PORT · 2026-06-30 · by weight · factual
CLH on Stocklore
- Revenue by segment — segment weights verified from SEC filings, YoY changes, growth drivers and concentration
- Financials & earnings quality — 6 metrics (FCF conversion, ROIC, net debt, etc.) to gauge profit quality
- 13F institutional holdings — holdings and weight changes of major institutions (45-day delay)
- Sector-relative metrics — Valuation and growth compared with the Industrials average
Peers · Industrials
CLH FAQ
What is Clean Harbors, Inc. (CLH)?
Clean Harbors Inc is an environmental and industrial services provider that provides parts cleaning and related environmental services to commercial, industrial, and automotive customers. Its business segments are Environmental Services and Safety-Kleen Sustainability Solutions. Environmental Services includes waste collection, transportation, treatment, recycling, and disposal, along with industrial maintenance services. Safety-Kleen Sustainability Solutions provides used oil collection and manufactures base oil, vacuum gas oil, and lubricants. The company generates the majority of its revenues from the Environmental Services segment and operates in the United States, with maximum revenue, and Canada.
What sector is Clean Harbors, Inc. in?
Clean Harbors, Inc. is classified under Industrials. Heavy equipment and automation. Tied to reshoring and infrastructure spending.
Where can I analyze Clean Harbors, Inc. (CLH) stock?
On Stocklore you can see CLH's financials & earnings quality, 13F institutional holdings, and sector-relative metrics in one place. This page is for information and tools — not a buy/sell recommendation.
Data sources: SEC EDGAR (financials & filings), 13F (institutional holdings, as of quarter-end), market data. This page is for information and analysis tools — it does not recommend buying or selling any security. Investment decisions and responsibility are your own.