NYSE: CLH
Clean Harbors Inc Stock Ownership - Who owns Clean Harbors?

Insider buying vs selling

Have Clean Harbors Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Alan S. McKimEXEC CHAIR CTO.2026-03-04100,000$292.65
$29.26MSell
Eric W. GerstenbergCO-CEO2026-02-232,500$279.86
$699.65kSell
Sharon M. GabrielEVPCIO CHESI2026-02-203,540$282.07
$998.53kSell
Eric J. DugasEVP CHIEF FINANCIAL OFFICER2026-02-202,788$281.31
$784.29kSell
Alan S. McKimEXEC CHAIR CTO.2026-02-19100,000$281.14
$28.11MSell
John R. WelchDirector2026-02-19750$273.07
$204.80kSell
Robert W. HarrisonEVP EHS2026-02-02184$259.91
$47.82kSell
Jeroen DiderichEVPPresident of SalesService2026-02-02105$259.91
$27.29kSell
Charles H. Geer IiEVP Industrial Services2026-02-02197$259.91
$51.20kSell
Eric W. GerstenbergCO-CEO2026-02-024,934$259.91
$1.28MSell

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Net Insider Buy/Sell (L12M) Ownership

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CLH Shareholders

What type of owners hold Clean Harbors Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Wellington Management Group LLP9.79%5,182,538$1.52BInstitution
Blackrock Inc8.70%4,601,386$1.35BInstitution
Vanguard Group Inc8.49%4,489,676$1.32BInstitution
D1 Capital Partners LP5.26%2,781,882$815.09MInstitution
Alan S. McKim5.15%2,724,491$798.28MInsider
Janus Henderson Group PLC4.49%2,376,088$696.19MInstitution
Pictet Asset Management Holding Sa3.56%1,885,730$552.52MInstitution
State Street Corp2.84%1,503,096$440.41MInstitution
Lone Pine Capital LLC2.60%1,378,125$403.79MInstitution
Clearbridge Investments LLC2.51%1,329,426$389.52MInstitution

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CLH vs Waste Management Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CLH92.33%7.67%Net SellingNet Selling
GFL70.33%0.00%
CWST97.26%2.74%Net SellingNet Selling
NVRI95.61%4.39%Net SellingNet Selling
MEG90.54%9.46%Net SellingNet Selling

Clean Harbors Stock Ownership FAQ

Who owns Clean Harbors?

Clean Harbors (NYSE: CLH) is owned by 97.53% institutional shareholders, 8.10% Clean Harbors insiders, and 0.00% retail investors. Alan S. McKim is the largest individual Clean Harbors shareholder, owning 2.72M shares representing 5.15% of the company. Alan S. McKim's Clean Harbors shares are currently valued at $789.39M.

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