Free Trial
→ The $7 company helping Nvidia build the world’s first trillion-dollar robot … (From Weiss Ratings) (Ad) Free CLH Stock Alerts

Clean Harbors (CLH) Institutional Ownership

Clean Harbors logo
$234.15 -1.66 (-0.70%)
Closing price 08/1/2025 03:59 PM Eastern
Extended Trading
$234.16 +0.01 (+0.00%)
As of 08/1/2025 06:04 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
Compare

Institutional Ownership Changes (13F Filings) for Clean Harbors (NYSE:CLH)

Current
Institutional Ownership
Percentage
90.43%
Number of
Institutional Buyers
(last 12 months)
368
Total
Institutional Inflows
(last 12 months)
$2.32B
Number of
Institutional Sellers
(last 12 months)
266
Total
Institutional Outflows
(last 12 months)
$1.41B
Get CLH Insider Trade Alerts

Want to know when executives and insiders are buying or selling Clean Harbors stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Skip Chart & View Institutional Buying and Selling Data

CLH Institutional Buying and Selling by Quarter

Clean Harbors Major Shareholders & Ownership History

Export to Excel
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/1/2025Teacher Retirement System of Texas10,687$2.47M0.0%+8.8%0.020%
8/1/2025Y Intercept Hong Kong Ltd3,245$750K0.0%-54.7%0.006%
8/1/2025Bessemer Group Inc.1,010,380$233.58M0.4%-0.2%1.886%
8/1/2025Ashton Thomas Private Wealth LLC4,206$972K0.0%+2.4%0.008%
8/1/2025Envestnet Asset Management Inc.70,735$16.11M0.0%-0.1%0.132%
7/31/2025 Oppenheimer Asset Management Inc.57,850$13.37M0.2%+12.9%0.108%
7/31/2025 Leeward Investments LLC MA153,526$35.49M1.9%-2.8%0.287%
7/31/2025 MQS Management LLC1,839$425K0.2%-49.2%0.003%
7/31/2025 AlphaQuest LLC1,579$365K0.0%-71.0%0.003%
7/31/2025 Sumitomo Mitsui Trust Group Inc.1,068$247K0.0%-16.8%0.002%
7/31/2025 Catalyst Capital Advisors LLC453$105K0.0%N/A0.001%
7/31/2025 Asset Management One Co. Ltd.85,959$19.87M0.1%-15.2%0.160%
7/31/2025 Lazard Freres Gestion S.A.S.3,240$749K0.0%+10.2%0.006%
7/31/2025 R Squared Ltd1,311$303K0.2%+24.9%0.002%
7/30/2025 Ethic Inc.3,272$756K0.0%+17.5%0.006%
7/29/2025 Stephens Inc. AR3,547$820K0.0%+3.6%0.007%
7/29/2025 Swmg LLC1,209$283K0.1%+13.9%0.002%
7/29/2025 Mutual of America Capital Management LLC43,869$10.14M0.1%-4.4%0.082%
7/29/2025 William Blair Investment Management LLC411,432$95.12M0.3%N/A0.768%
7/29/2025 Otter Creek Advisors LLC1,312$303K0.2%-85.9%0.002%
7/28/2025 Allianz Asset Management GmbH194,000$44.85M0.1%-29.9%0.362%
7/28/2025 Bridges Investment Management Inc.9,309$2.15M0.0%+15.5%0.017%
7/28/2025 New York State Teachers Retirement System58,357$13.49M0.0%-0.2%0.109%
7/25/2025 Yousif Capital Management LLC17,499$4.05M0.0%-2.2%0.033%
7/25/2025 Genesee Capital Advisors LLC3,364$778K0.3%+6.5%0.006%
7/25/2025 Vanguard Personalized Indexing Management LLC9,411$2.18M0.0%+8.4%0.018%
7/25/2025 Concurrent Investment Advisors LLC1,543$357K0.0%+45.7%0.003%
7/25/2025 1858 Wealth Management LLC912$211K0.2%N/A0.002%
7/24/2025 Lmcg Investments LLC5,777$1.34M0.1%-4.7%0.011%
7/24/2025 Blair William & Co. IL2,172$502K0.0%+12.2%0.004%
7/23/2025 Tectonic Advisors LLC41,921$9.69M0.6%+8.3%0.078%
7/23/2025 Vontobel Holding Ltd.161,186$37.26M0.1%-23.3%0.301%
7/23/2025 KLP Kapitalforvaltning AS15,200$3.51M0.0%+2.0%0.028%
7/22/2025 DAVENPORT & Co LLC448,933$103.75M0.6%+0.1%0.838%
7/22/2025 Simplicity Wealth LLC3,880$897K0.0%+27.4%0.007%
7/21/2025 NTV Asset Management LLC1,000$231K0.0%N/A0.002%
7/21/2025 111 Capital1,524$352K0.1%+28.4%0.003%
7/21/2025 Vaughan Nelson Investment Management L.P.255,580$59.09M0.6%N/A0.477%
7/21/2025 Ameritas Advisory Services LLC209$48K0.0%N/A0.000%
7/21/2025 J. Safra Sarasin Holding AG59,874$13.84M0.2%-6.0%0.112%
This Crypto Is Set to Explode in January (Ad)

This Could Be the Most Important Crypto Law in History While the world celebrates Bitcoin becoming 2025’s top-performing asset, smart hedge funds are accumulating elsewhere. During the upcoming Crypto Hedge Fund Summit, you'll discover exactly which coins they’ve loaded up on before this historic vote.

Click here to claim your free seat!
7/18/2025 Robeco Institutional Asset Management B.V.891$206K0.0%-76.8%0.002%
7/18/2025 LBP AM SA240,850$55.68M0.8%+24.4%0.450%
7/18/2025 Truist Financial Corp7,434$1.72M0.0%-3.3%0.014%
7/18/2025 Union Bancaire Privee UBP SA16,009$3.69M0.1%-14.1%0.030%
7/17/2025 XML Financial LLC1,267$293K0.0%-16.5%0.002%
7/17/2025 HB Wealth Management LLC941$218K0.0%-44.0%0.002%
7/17/2025 Janney Montgomery Scott LLC3,620$837K0.0%-56.4%0.007%
7/17/2025 Fort Washington Investment Advisors Inc. OH91,407$21.13M0.1%-16.5%0.171%
7/17/2025 Avior Wealth Management LLC1,505$348K0.0%N/A0.003%
7/16/2025 Spirepoint Private Client LLC109,120$25.23M2.8%-0.4%0.204%
7/16/2025 State of Alaska Department of Revenue53,692$12.41M0.1%-0.5%0.100%
7/16/2025 Steph & Co.1,422$329K0.1%-18.9%0.003%
7/15/2025 Public Employees Retirement System of Ohio15,726$3.64M0.0%+0.3%0.029%
7/15/2025 Ballentine Partners LLC884$204K0.0%N/A0.002%
7/15/2025 Fifth Third Bancorp635$147K0.0%+16.3%0.001%
7/15/2025 Covea Finance70,487$16.30M0.6%+78.4%0.132%
7/14/2025 Armstrong Advisory Group Inc.642$148K0.0%+33.2%0.001%
7/14/2025 GAMMA Investing LLC812$188K0.0%+93.8%0.002%
7/14/2025 Border to Coast Pensions Partnership Ltd70,000$16.18M0.3%-6.7%0.131%
7/14/2025 Sowell Financial Services LLC1,046$242K0.0%N/A0.002%
7/11/2025 Congress Park Capital LLC7,867$1.82M0.6%+3.6%0.015%
7/11/2025 Farther Finance Advisors LLC1,069$247K0.0%-29.0%0.002%
7/11/2025 UMB Bank n.a.527$122K0.0%+51.0%0.001%
7/11/2025 Assenagon Asset Management S.A.20,788$4.81M0.0%-85.6%0.039%
7/11/2025 Perpetual Ltd60,931$14.09M0.2%+0.4%0.114%
7/11/2025 Cooper Investors PTY Ltd.27,522$6.36M1.2%+12.3%0.051%
7/10/2025 Sky Investment Group LLC900$208K0.0%N/A0.002%
7/10/2025 Oliver Lagore Vanvalin Investment Group1,026$237K0.1%N/A0.002%
7/10/2025 Atticus Wealth Management LLC532$123K0.0%+13.9%0.001%
7/9/2025 Fiduciary Alliance LLC3,043$703K0.1%-8.5%0.006%
7/8/2025 Parallel Advisors LLC345$80K0.0%+47.4%0.001%
7/7/2025 Pacific Capital Partners Ltd17,500$4.05M3.8%-66.7%0.033%
7/2/2025 Central Pacific Bank Trust Division851$197K0.0%-19.4%0.002%
6/23/2025 Swedbank AB125,000$24.64M0.0%+25.0%0.233%
6/18/2025Voya Investment Management LLC127,419$25.11M0.0%+4.4%0.238%
5/28/2025Strs Ohio158,863$31.31M0.1%N/A0.296%
5/20/2025Intech Investment Management LLC21,268$4.19M0.0%-42.6%0.040%
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC899,566$177.30M0.0%+127.6%1.679%
5/16/2025Rivermont Capital Management LP103,989$20.50M8.6%+74.6%0.194%
5/16/2025United Services Automobile Association3,339$658K0.0%N/A0.006%
5/16/2025Aristeia Capital L.L.C.2,435$480K0.0%N/A0.005%
5/16/2025Ashton Thomas Private Wealth LLC4,107$809K0.0%-71.9%0.008%
5/16/2025Goldman Sachs Group Inc.54,577$10.76M0.0%+12.1%0.102%
5/16/2025Jones Financial Companies Lllp607$120K0.0%+47.7%0.001%
5/16/2025Dynamic Technology Lab Private Ltd2,740$540K0.1%+7.9%0.005%
5/16/2025 UniSuper Management Pty Ltd9,045$1.78M0.0%N/A0.017%
5/16/2025Select Equity Group L.P.1,092,159$215.27M0.9%-37.6%2.038%
5/16/2025Sandler Capital Management8,453$1.67M0.4%-69.4%0.016%
5/16/2025Petrus Trust Company LTA3,171$625K0.1%+222.9%0.006%
5/16/2025Needham Investment Management LLC60,906$12.01M1.1%+0.2%0.114%
This Crypto Is Set to Explode in January (Ad)

This Could Be the Most Important Crypto Law in History While the world celebrates Bitcoin becoming 2025’s top-performing asset, smart hedge funds are accumulating elsewhere. During the upcoming Crypto Hedge Fund Summit, you'll discover exactly which coins they’ve loaded up on before this historic vote.

Click here to claim your free seat!
5/16/2025NewEdge Advisors LLC6,919$1.36M0.0%-39.8%0.013%
5/16/2025Millennium Management LLC362,892$71.53M0.0%-36,389.2%0.677%
5/16/2025Integrated Wealth Concepts LLC2,187$431K0.0%+102.9%0.004%
5/16/2025Jacobs Levy Equity Management Inc.8,940$1.76M0.0%N/A0.017%
5/16/2025Hancock Whitney Corp10,297$2.03M0.1%-15.2%0.019%
5/16/2025Boothbay Fund Management LLC51,226$10.10M0.3%+37.8%0.096%
5/16/2025AQR Capital Management LLC32,228$6.27M0.0%-63.3%0.060%
5/16/2025Advisors Asset Management Inc.19,026$3.75M0.1%+2.4%0.036%
5/16/2025Amundi6,256$1.24M0.0%-59.5%0.012%
5/16/2025Adage Capital Partners GP L.L.C.227,000$44.74M0.1%+134.0%0.424%
(Data available from 1/1/2016 forward)

CLH Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of CLH shares?

During the previous two years, 585 institutional investors and hedge funds held shares of Clean Harbors. The most heavily invested institutionals were Wellington Management Group LLP ($1.04B), Vanguard Group Inc. ($912.04M), BlackRock Inc. ($712.42M), FMR LLC ($387.31M), Pictet Asset Management Holding SA ($381.60M), Janus Henderson Group PLC ($371.00M), and State Street Corp ($365.07M).Learn more on Clean Harbors' institutional investors.

What percentage of Clean Harbors' stock is owned by institutional investors?

90.43% of Clean Harbors' stock is owned by institutional investors. Learn more on CLH's institutional investor holdings.

Which institutional investors have been buying Clean Harbors' stock?

Of the 476 institutional investors that purchased Clean Harbors' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Wellington Management Group LLP ($2.13M), Norges Bank ($1.09M), Clearbridge Investments LLC ($996.46K), Pictet Asset Management Holding SA ($697.63K), UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC ($507.57K), William Blair Investment Management LLC ($411.43K), and DAVENPORT & Co LLC ($380.02K).

How much institutional buying is happening at Clean Harbors?

Institutional investors have bought a total of 10,623,840 shares in the last 24 months. This purchase volume represents approximately $2.32B in transactions.

Which of Clean Harbors' major shareholders have been selling company stock?

Of the 266 institutional investors that sold Clean Harbors' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Invesco Ltd. ($1.05M), Select Equity Group L.P. ($780.45K), Handelsbanken Fonder AB ($266.25K), Artemis Investment Management LLP ($259.81K), Lazard Freres Gestion S.A.S. ($187.74K), Hood River Capital Management LLC ($183.03K), and Vontobel Holding Ltd. ($170.72K).

How much institutional selling is happening at Clean Harbors?

Institutional investors have sold a total of 6,511,631 shares in the last 24 months. This volume of shares sold represents approximately $1.41B in transactions.


Related Companies

This page (NYSE:CLH) was last updated on 8/2/2025 by MarketBeat.com Staff
From Our Partners
Elon’s BIGGEST warning yet?
Tesla's About to Prove Everyone Wrong... Again Back in 2018, when Jeff Brown told everyone to buy Tesla… ...
Brownstone Research | Sponsored
Elon’s Secret Social Security Bombshell
To All Americans Born Before April 16th, 1963: Did Trump Just Give The Green Light To Radically RE-DO Social S...
Banyan Hill Publishing | Sponsored
Man Who Called Nvidia at $1.10 Says Buy This Now...
In 2004, one man called Nvidia before just about anyone knew it existed. Now, this same guy says a new comp...
The Oxford Club | Sponsored
Why AMZN, GOOG, MSFT might destroy NVDA
Investing Legend Hints the End May be Near for These 3 Iconic Stocks Futurist Eric Fry say Amazon, Tesla an...
InvestorPlace | Sponsored
Jeff Bezos Launches "ChatGPT Killer"?
Amazon just launched Nova—its secretive new AI system designed to rival ChatGPT. Bezos says he now spends 95% ...
Stansberry Research | Sponsored
Alien rocks potentially worth trillions…
It might look like just a weird rock—but it’s tied to a discovery 60 Minutes says could be worth up to $16 tri...
Porter & Company | Sponsored
Trump’s crypto advisor may have revealed the next big crypto opportunity
While investors chase Bitcoin toward $100K, D.C. insiders are quietly loading up on something else. One of Tru...
Weiss Ratings | Sponsored
[No Brainer Gold Play]: “Show me a better investment.”
A Historic Gold Announcement Is About to Rock Wall Street? For months, sharp-eyed analysts have watched the...
Golden Portfolio | Sponsored