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
Andrea RobertsonDirector2026-08-03789$314.01
$247.75kSell
Alan S. McKimChair;CTO2026-07-171,265$310.58
$392.88kSell
Alan S. McKimEXEC CHAIR CTO.2026-07-011,343$290.74
$390.46kSell
Eric W. GerstenbergCO-CEO2026-07-01564$290.74
$163.98kSell
Brian P. WeberEVP CHESI2026-07-01814$290.74
$236.66kSell
Charles H. Geer IiEVP Industrial Services2026-07-0140$290.74
$11.63kSell
Rebecca UnderwoodPRESIDENT EVP FACILITIES2026-07-01311$290.74
$90.42kSell
Eric J. DugasEVP CHIEF FINANCIAL OFFICER2026-07-01447$290.74
$129.96kSell
George L. CurtisVP2026-07-011,757$290.74
$510.83kSell
Sharon M. GabrielEVPCIO CHESI2026-07-01359$290.74
$104.38kSell

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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
Blackrock Inc9.10%4,802,492$1.50BInstitution
Wellington Management Group LLP6.78%3,577,034$1.11BInstitution
Alan S. McKim5.15%2,720,618$847.61MInsider
Janus Henderson Group PLC4.46%2,355,394$733.82MInstitution
Vanguard Capital Management LLC4.11%2,169,364$675.87MInstitution
Fmr LLC3.98%2,101,179$654.62MInstitution
Vanguard Portfolio Management LLC3.72%1,962,951$611.56MInstitution
Lone Pine Capital LLC3.32%1,754,950$546.75MInstitution
State Street Corp2.91%1,537,297$478.94MInstitution
D1 Capital Partners LP2.54%1,338,281$416.94MInstitution

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CLH vs Waste Management Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CLH91.99%8.01%Net SellingNet Selling
GFL69.43%0.00%
JAN18.16%26.08%Net Buying
CWST97.31%2.69%Net SellingNet Selling
OIO0.01%9.42%

Clean Harbors Stock Ownership FAQ

Who owns Clean Harbors?

Clean Harbors (NYSE: CLH) is owned by 93.46% institutional shareholders, 8.13% 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 $861.48M.

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