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
Marcy L. ReedDirector2026-03-18836$287.94
$240.72kSell
Eric W. GerstenbergCO-CEO2026-03-181,000$293.00
$293.00kSell
Brian P. WeberEVP CHESI2026-03-174,683$293.39
$1.37MSell
George L. CurtisEXEC. VICE PRESIDENT CHESI2026-03-13350$288.93
$101.13kSell
Brian P. WeberEVP CHESI2026-03-13960$288.93
$277.37kSell
Michael Louis BattlesCO-CEO2026-03-131,148$288.93
$331.69kSell
Rebecca UnderwoodPRESIDENT EVP FACILITIES2026-03-13125$288.93
$36.12kSell
Sharon M. GabrielEVPCIO CHESI2026-03-13727$288.93
$210.05kSell
Robert W. HarrisonEVP EHS2026-03-1318$288.93
$5.20kSell
Eric W. GerstenbergCO-CEO2026-03-13977$288.93
$282.28kSell

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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$1.49BInstitution
Blackrock Inc8.70%4,601,386$1.33BInstitution
Vanguard Group Inc8.49%4,489,676$1.29BInstitution
D1 Capital Partners LP5.26%2,781,882$801.99MInstitution
Alan S. McKim5.15%2,723,226$785.08MInsider
Janus Henderson Group PLC4.49%2,376,088$685.00MInstitution
Pictet Asset Management Holding Sa3.56%1,885,730$543.64MInstitution
State Street Corp2.84%1,503,096$433.33MInstitution
Lone Pine Capital LLC2.60%1,378,125$397.30MInstitution
Clearbridge Investments LLC2.51%1,329,426$383.26MInstitution

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CLH vs Waste Management Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CLH92.32%7.68%Net SellingNet Selling
GFL70.33%0.00%
CWST97.28%2.72%Net SellingNet Selling
NVRI95.45%4.55%Net SellingNet Selling
MEG90.50%9.50%Net SellingNet Buying

Clean Harbors Stock Ownership FAQ

Who owns Clean Harbors?

Clean Harbors (NYSE: CLH) is owned by 97.56% institutional shareholders, 8.11% 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 $770.26M.

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