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CLH Insider Trading

Insider Ownership Percentage: 5.00%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $5,316,974.49

Clean Harbors Insider Trading History Chart

This chart shows the insider buying and selling history at Clean Harbors by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Clean Harbors Share Price & Price History

Current Price: $316.34
Price Change: ▲ Price Increase of +0.785 (0.25%)
As of 09/18/2026 03:59 PM ET

This chart shows the closing price history over time for CLH up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Clean Harbors Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/14/2026Eric W. GerstenbergCEOSell2,500$321.34$803,350.0056,793View SEC Filing Icon  
8/3/2026Andrea RobertsonDirectorSell789$314.01$247,753.898,979View SEC Filing Icon  
5/26/2026Lauren StatesDirectorSell789$286.19$225,803.9111,359View SEC Filing Icon  
3/18/2026Eric W. GerstenbergCEOSell1,000$293.00$293,000.0038,877View SEC Filing Icon  
3/18/2026Marcy L. ReedDirectorSell836$287.94$240,717.845,081View SEC Filing Icon  
3/17/2026Brian P. WeberEVPSell4,683$293.39$1,373,945.3748,728View SEC Filing Icon  
2/20/2026Eric J. DugasCFOSell2,788$281.31$784,292.2815,933View SEC Filing Icon  
2/20/2026Sharon M. GabrielEVPSell3,540$282.07$998,527.8023,193View SEC Filing Icon  
2/19/2026John R. WelchDirectorSell750$273.07$204,802.5010,237View SEC Filing Icon  
12/16/2025Eric W. GerstenbergCEOSell601$240.90$144,780.9050,454View SEC Filing Icon  
8/1/2025Michael Louis BattlesCEOBuy2,000$233.50$467,000.0082,911View SEC Filing Icon  
7/31/2025Andrea RobertsonDirectorSell836$233.64$195,323.049,888View SEC Filing Icon  
6/13/2025Brian P. WeberEVPSell3,035$227.17$689,460.9554,548View SEC Filing Icon  
6/6/2025Eric W. GerstenbergCEOSell8,076$225.23$1,818,957.4851,619View SEC Filing Icon  
6/5/2025Alison A QuirkDirectorSell893$223.69$199,755.172,978View SEC Filing Icon  
5/28/2025John R. WelchDirectorSell1,250$228.51$285,637.5011,402View SEC Filing Icon  
5/27/2025Robert SpeightsInsiderSell1,022$228.49$233,516.7816,310View SEC Filing Icon  
5/22/2025Lauren StatesDirectorSell836$226.17$189,078.1211,871View SEC Filing Icon  
3/10/2025Eric J. DugasCFOBuy1,050$191.38$200,949.0024,238View SEC Filing Icon  
3/10/2025Robert SpeightsInsiderSell2,725$190.44$518,949.0040,008View SEC Filing Icon  
2/18/2025Lauren StatesDirectorSell308$228.79$70,467.3211,918View SEC Filing Icon  
1/15/2025Lauren StatesDirectorSell308$239.04$73,624.3212,226View SEC Filing Icon  
12/16/2024Lauren StatesDirectorSell308$245.06$75,478.4812,534View SEC Filing Icon  
11/27/2024Brian P. WeberEVPSell861$261.31$224,987.9159,346View SEC Filing Icon  
11/15/2024Eric W. GerstenbergCEOSell6,051$250.42$1,515,291.4255,657View SEC Filing Icon  
11/15/2024Lauren StatesDirectorSell308$249.78$76,932.2412,842View SEC Filing Icon  
11/5/2024Robert SpeightsInsiderSell610$240.14$146,485.4039,160View SEC Filing Icon  
10/15/2024Lauren StatesDirectorSell308$260.74$80,307.9213,150View SEC Filing Icon  
9/16/2024Lauren StatesDirectorSell309$244.09$75,423.8113,458View SEC Filing Icon  
9/16/2024Michael Louis BattlesCEOSell10,000$245.74$2,457,400.0077,136View SEC Filing Icon  
6/11/2024Alan S MckimInsiderSell50,000$215.51$10,775,500.002,494,211View SEC Filing Icon  
5/23/2024Lauren StatesDirectorSell1,148$218.14$250,424.7213,767View SEC Filing Icon  
5/3/2024Eric J. DugasCFOSell6,200$208.74$1,294,188.0021,482View SEC Filing Icon  
3/27/2024Brian P. WeberEVPSell7,996$199.07$1,591,763.7262,803View SEC Filing Icon  
3/15/2024Eric W. GerstenbergCEOSell15,276$187.71$2,867,457.9667,374View SEC Filing Icon  
3/14/2024John T. PrestonDirectorSell1,913$188.36$360,332.684,767View SEC Filing Icon  
12/20/2023Alan S MckimInsiderSell17,453$178.37$3,113,091.612,672,211View SEC Filing Icon  
12/1/2023Robert W. HarrisonEVPSell122$166.86$20,356.923,369View SEC Filing Icon  
11/22/2023Eric W. GerstenbergCEOSell8,000$164.82$1,318,560.0068,787View SEC Filing Icon  
11/16/2023Alan S MckimInsiderSell28,389$164.50$4,669,990.502,736,275View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Clean Harbors (NYSE:CLH)

90.43% of Clean Harbors stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at CLH by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Clean Harbors Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026Sequoia Financial Advisors LLC988$0.30M0.0%+24.9%0.002%Search for SEC Filing on Google Icon
9/9/2026Tidal Investments LLC33,222$9.93M0.0%-53.8%0.063%Search for SEC Filing on Google Icon
9/9/2026Van Hulzen Asset Management LLC797$0.24M0.0%-11.1%0.002%Search for SEC Filing on Google Icon
9/9/2026WINTON GROUP Ltd8,760$2.62M0.1%N/A0.017%Search for SEC Filing on Google Icon
9/9/2026Engineers Gate Manager LP35,732$10.68M0.1%+495.3%0.068%Search for SEC Filing on Google Icon
9/9/2026C WorldWide Group Holding A S42,397$12.67M0.3%-15.0%0.080%Search for SEC Filing on Google Icon
9/9/2026Integrated Wealth Concepts LLC2,911$0.87M0.0%+20.8%0.006%Search for SEC Filing on Google Icon
9/9/2026NewEdge Advisors LLC1,956$0.58M0.0%-2.0%0.004%Search for SEC Filing on Google Icon
9/9/2026Squarepoint Ops LLC46,028$13.75M0.0%N/A0.087%Search for SEC Filing on Google Icon
9/9/2026Baird Financial Group Inc.4,705$1.41M0.0%+5.1%0.009%Search for SEC Filing on Google Icon
9/8/2026Allworth Financial LP525$0.16M0.0%-17.8%0.001%Search for SEC Filing on Google Icon
9/8/2026Arizona State Retirement System13,870$4.14M0.0%-0.6%0.026%Search for SEC Filing on Google Icon
9/8/2026West Family Investments Inc.751$0.22M0.1%N/A0.001%Search for SEC Filing on Google Icon
9/8/2026Nykredit A S1,319$0.39M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/27/2026Corient Private Wealth LP23,260$6.95M0.0%-41.8%0.044%Search for SEC Filing on Google Icon
8/26/2026Amundi7,436$2.22M0.0%-93.0%0.014%Search for SEC Filing on Google Icon
8/26/2026HighTower Advisors LLC7,518$2.25M0.0%-10.7%0.014%Search for SEC Filing on Google Icon
8/25/2026Groupe la Francaise8,588$2.57M0.0%-16.6%0.016%Search for SEC Filing on Google Icon
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al3,320$0.99M0.0%N/A0.006%Search for SEC Filing on Google Icon
8/23/2026Wedmont Private Capital930$0.28M0.0%+18.6%0.002%Search for SEC Filing on Google Icon
8/23/2026HB Wealth Management LLC1,506$0.45M0.0%+7.2%0.003%Search for SEC Filing on Google Icon
8/22/2026AlphaGrep UK Ltd2,006$0.60M0.2%N/A0.004%Search for SEC Filing on Google Icon
8/22/2026Syon Capital LLC3,760$1.12M0.0%-5.2%0.007%Search for SEC Filing on Google Icon
8/22/2026Concurrent Investment Advisors LLC4,540$1.36M0.0%+2.0%0.009%Search for SEC Filing on Google Icon
8/21/2026Nykredit A S1,319$0.39M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/21/2026Acorn Wealth Advisors LLC822$0.25M0.1%-21.2%0.002%Search for SEC Filing on Google Icon
8/20/2026Proficio Capital Partners LLC1,996$0.60M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/20/2026Headlands Technologies LLC6,134$1.83M0.2%+114.5%0.012%Search for SEC Filing on Google Icon
8/20/2026Sigma Planning Corp715$0.21M0.0%-24.3%0.001%Search for SEC Filing on Google Icon
8/20/2026Benjamin Edwards Inc.4,442$1.33M0.0%-40.3%0.008%Search for SEC Filing on Google Icon
8/20/2026Northwestern Mutual Wealth Management Co.911$0.27M0.0%-4.6%0.002%Search for SEC Filing on Google Icon
8/20/2026Wedbush Securities Inc.1,043$0.31M0.0%+33.4%0.002%Search for SEC Filing on Google Icon
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC466,863$139.48M0.0%-9.8%0.884%Search for SEC Filing on Google Icon
8/19/2026Hsbc Holdings PLC22,326$6.70M0.0%-0.6%0.042%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP3,155,233$942.63M0.2%-11.8%5.977%Search for SEC Filing on Google Icon
8/19/2026Lombard Odier Asset Management Europe Ltd14,600$4.36M0.0%N/A0.028%Search for SEC Filing on Google Icon
8/18/2026Beacon Pointe Advisors LLC1,158$0.35M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/18/2026Empowered Funds LLC3,508$1.05M0.0%N/A0.007%Search for SEC Filing on Google Icon
8/18/2026United Capital Financial Advisors LLC1,306$0.39M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/18/2026Jefferies Financial Group Inc.5,185$1.55M0.0%N/A0.010%Search for SEC Filing on Google Icon
8/18/2026Public Employees Retirement System of Ohio32,357$9.67M0.0%N/A0.061%Search for SEC Filing on Google Icon
8/17/2026Capstone Investment Advisors LLC887$0.27M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/17/2026Proficio Capital Partners LLC1,996$0.60M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/17/2026Corient Private Wealth LP24,156$7.22M0.0%N/A0.046%Search for SEC Filing on Google Icon
8/17/2026Pillsbury Lake Capital LLC49,604$14.82M0.0%N/A0.094%Search for SEC Filing on Google Icon
8/17/2026Bank of America Corp DE477,994$142.80M0.0%N/A0.905%Search for SEC Filing on Google Icon
8/15/2026Freestone Grove Partners LP1,907$0.57M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/15/2026Odyssean LLC4,145$1.24M0.2%N/A0.008%Search for SEC Filing on Google Icon
8/15/2026Man Group plc18,764$5.61M0.0%N/A0.036%Search for SEC Filing on Google Icon
8/15/2026Jupiter Topco LLC1,598,574$477.57M0.2%N/A3.028%Search for SEC Filing on Google Icon
8/14/2026Hsbc Holdings PLC22,326$6.70M0.0%N/A0.042%Search for SEC Filing on Google Icon
8/14/2026Legal & General Group Plc67,504$20.17M0.0%N/A0.128%Search for SEC Filing on Google Icon
8/14/2026The Manufacturers Life Insurance Company36,767$10.98M0.0%N/A0.070%Search for SEC Filing on Google Icon
8/14/2026Van Hulzen Asset Management LLC797$0.24M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/14/2026Algert Global LLC9,250$2.76M0.0%N/A0.018%Search for SEC Filing on Google Icon
8/13/2026Gallo Partners LP5,968$1.78M4.0%N/A0.011%Search for SEC Filing on Google Icon
8/13/2026Cibc World Market Inc.928$0.28M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/13/2026Sanctuary Advisors LLC1,479$0.44M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/13/2026Meiji Yasuda Asset Management Co Ltd.1,159$0.35M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/13/2026Bank of Nova Scotia1,350$0.40M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/12/2026Commerce Bank1,701$0.51M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/12/2026Northwestern Mutual Wealth Management Co.911$0.27M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/12/2026Quantbot Technologies LP6,997$2.09M0.1%N/A0.013%Search for SEC Filing on Google Icon
8/12/2026Evolve Private Wealth LLC696$0.21M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/12/2026William Blair Investment Management LLC419,210$125.24M0.4%N/A0.794%Search for SEC Filing on Google Icon
8/12/2026Landscape Capital Management L.L.C.707$0.21M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/12/2026EP Wealth Advisors LLC2,236$0.67M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/12/2026Ieq Capital LLC2,341$0.70M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/12/2026Burnham & Co LLC3,580$1.07M0.9%N/A0.007%Search for SEC Filing on Google Icon
8/12/2026Callan Family Office LLC3,058$0.91M0.0%N/A0.006%Search for SEC Filing on Google Icon
8/11/2026Allworth Financial LP525$0.16M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/11/2026D L Carlson Investment Group Inc.19,325$5.77M0.9%N/A0.037%Search for SEC Filing on Google Icon
8/11/2026Vise Technologies Inc.1,762$0.53M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/11/2026Algebris UK Ltd.2,088$0.62M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/11/2026Lisanti Capital Growth LLC5,745$1.72M0.4%N/A0.011%Search for SEC Filing on Google Icon
8/10/2026West Family Investments Inc.751$0.22M0.1%N/A0.001%Search for SEC Filing on Google Icon
8/10/2026NewEdge Wealth LLC3,095$0.93M0.0%N/A0.006%Search for SEC Filing on Google Icon
8/10/2026Danica Pension Livsforsikringsaktieselskab37,094$11.08M0.2%N/A0.070%Search for SEC Filing on Google Icon
8/8/2026M.D. Sass LLC270,507$80.81M5.3%N/A0.512%Search for SEC Filing on Google Icon
8/7/2026Citizens Financial Group Inc. RI696$0.21M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/7/2026K.J. Harrison & Partners Inc10,225$3.06M0.4%N/A0.019%Search for SEC Filing on Google Icon
8/7/2026BlackRock Inc.5,076,220$1.52B0.0%N/A9.616%Search for SEC Filing on Google Icon
8/7/2026Deutsche Bank AG51,836$15.49M0.0%N/A0.098%Search for SEC Filing on Google Icon
8/7/2026Perigon Wealth Management LLC1,468$0.44M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/7/2026TimesSquare Capital Management LLC6,796$2.03M0.0%N/A0.013%Search for SEC Filing on Google Icon
8/7/2026Mitsubishi UFJ Asset Management Co. Ltd.119$36K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/7/2026Simplicity Wealth LLC3,621$1.08M0.0%N/A0.007%Search for SEC Filing on Google Icon
8/6/2026Global Retirement Partners LLC2,769$0.83M0.0%N/A0.005%Search for SEC Filing on Google Icon
8/6/2026Bank of New York Mellon Corp354,685$105.96M0.0%N/A0.672%Search for SEC Filing on Google Icon
8/6/2026Focus Partners Advisor Solutions LLC854$0.26M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/6/2026State of Wyoming777$0.23M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/6/2026S&CO Inc.1,200$0.36M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/6/2026Maridea Wealth Management LLC7,065$2.11M0.2%N/A0.013%Search for SEC Filing on Google Icon
8/5/2026SFE Investment Counsel3,675$1.10M0.1%N/A0.007%Search for SEC Filing on Google Icon
8/3/2026Oppenheimer Asset Management Inc.39,014$11.66M0.1%N/A0.074%Search for SEC Filing on Google Icon
7/10/2026Trinity Street Asset Management LLP97,925$29.26M1.5%-10.5%0.185%Search for SEC Filing on Google Icon
7/10/2026Regent Peak Wealth Advisors LLC681$0.20M0.0%N/A0.001%Search for SEC Filing on Google Icon
7/10/2026Handelsbanken Fonder AB65,529$19.58M0.1%-29.8%0.124%Search for SEC Filing on Google Icon
7/10/2026Fulton Bank N.A.3,509$1.05M0.0%+8.3%0.007%Search for SEC Filing on Google Icon
7/9/2026Revolve Wealth Partners LLC2,735$0.82M0.1%N/A0.005%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Clean Harbors logo
Clean Harbors, Inc. provides environmental and industrial services in the United States and internationally. The company operates through two segments, Environmental Services and Safety-Kleen Sustainability Solutions. The Environmental Services segment collects, transports, treats, and disposes hazardous and non-hazardous waste, such as resource recovery, physical treatment, fuel blending, incineration, landfill disposal, wastewater treatment, lab chemicals disposal, and explosives management services; and offers CleanPack services, including collection, identification, categorization, specialized packaging, transportation, and disposal of laboratory chemicals and household hazardous waste. This segment also provides industrial maintenance and specialty industrial services; and utilizes specialty equipment and resources that performs field services. The Safety-Kleen Sustainability Solutions segment provides pickup and transportation services for hazardous and non-hazardous containerized waste for recycling or disposal; machine cleaning and maintenance, and disposal and replenishment of clean solvent or aqueous fluids; and vacuum services to remove solids, residual oily water, and sludge and other fluids from customers' oil/water separators, sumps, and collection tanks, as well as removes and collects waste fluids found at large and small industrial locations, including metal fabricators, auto maintenance providers, and general manufacturers. This segment also manufactures, formulates, packages, distributes, and markets lubricants and other automotive products. Clean Harbors, Inc. was incorporated in 1980 and is headquartered in Norwell, Massachusetts.
Read More on Clean Harbors

Today's Range

Now: $316.34
Low: $311.88
High: $317.50

50 Day Range

MA: $313.86
Low: $301.92
High: $327.50

52 Week Range

Now: $316.34
Low: $201.34
High: $335.94

Volume

538,242 shs

Average Volume

339,494 shs

Market Capitalization

$16.70 billion

P/E Ratio

38.39

Dividend Yield

N/A

Beta

0.85

Who are the company insiders with the largest holdings of Clean Harbors?

Clean Harbors' top insider investors include:
  1. Alan S Mckim (Insider)
  2. Alan S Mckim (CEO)
  3. Alan S Mckim (CEO)
  4. James M Rutledge (Insider)
  5. Eric W Gerstenberg (COO)
  6. Michael Louis Battles (CEO)
  7. Eric W Gerstenberg (CEO)
  8. Michael Louis Battles (CFO)
  9. Brian P Weber (EVP)
  10. George L Curtis (VP)
Learn More about top insider investors at Clean Harbors.

Who are the major institutional investors of Clean Harbors?

Clean Harbors' top institutional investors include:
  1. BlackRock Inc. — 9.62%
  2. Wellington Management Group LLP — 5.98%
  3. Jupiter Topco LLC — 3.03%
  4. Bank of America Corp DE — 0.91%
  5. UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC — 0.88%
  6. William Blair Investment Management LLC — 0.79%
Learn More about top institutional investors of Clean Harbors stock.

Which institutional investors are selling Clean Harbors stock?

Within the last quarter, CLH stock was sold by these institutional investors:
  1. Wellington Management Group LLP
  2. Amundi
  3. UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
  4. Tidal Investments LLC
  5. Handelsbanken Fonder AB
  6. Corient Private Wealth LP
  7. Trinity Street Asset Management LLP
  8. C WorldWide Group Holding A S
In the last year, company insiders that have sold Clean Harbors company stock include:
  1. Eric W Gerstenberg (CEO)
  2. Brian P Weber (EVP)
  3. Sharon M Gabriel (EVP)
  4. Eric J Dugas (CFO)
  5. Lauren States (Director)
  6. John R Welch (Director)
  7. Andrea Robertson (Director)
  8. Marcy L Reed (Director)
Learn More investors selling Clean Harbors stock.

Which institutional investors are buying Clean Harbors stock?

Within the last quarter, CLH stock was purchased by institutional investors including:
  1. BlackRock Inc.
  2. Jupiter Topco LLC
  3. Bank of America Corp DE
  4. William Blair Investment Management LLC
  5. Bank of New York Mellon Corp
  6. M.D. Sass LLC
  7. Legal & General Group Plc
  8. Deutsche Bank AG
Within the previous year, these company insiders have bought Clean Harbors stock:
  1. Michael Louis Battles (CEO)
  2. Eric J Dugas (CFO)
Learn More investors buying Clean Harbors stock.

Clean Harbors Active Insiders

Alan S. Mckim
Alan S. Mckim
CEO
Eric W Gerstenberg (Age 56)
COO
1 recent trades
Michael Louis Battles
Michael Louis Battles (Age 56)
CFO
Eric J Dugas
Eric J Dugas (Age 47)
CAO
Andrea Robertson
Andrea Robertson
Director
1 recent trades
Rod Marlin
Director
Lauren States
Lauren States
Director
1 recent trades
Eugene G Banucci
Director
John T Preston
John T Preston
Director
John R Welch
John R Welch
Director
Alison A Quirk
Alison A Quirk
Director
Marcy L Reed
Marcy L Reed
Director
Jeffrey Herbert Knapp
Jeffrey Herbert Knapp
EVP
Brian P Weber (Age 57)
EVP
Michael J Twohig
Michael J Twohig
EVP
Sharon M Gabriel
Sharon M Gabriel (Age 50)
EVP
Robert W Harrison
Robert W Harrison
EVP
George L Curtis
George L Curtis (Age 67)
VP
Robert Speights
Insider