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Clean Harbors Inc

CLH
Exchange
NYSE
Industry
Hazardous Waste Management
SEC CIK
0000822818

In the last 90 days, Clean Harbors Inc insiders filed 0 open-market purchases and 5 sales; 663 institutions reported holding it in 13F filings for Q2 2026, worth $14.8B in total; D1 Capital Partners is the only superinvestor holding it.

13F holders, Q3 2025

Institutional positions in Clean Harbors Inc as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
569
−3 vs. Q2 2025
Shares held
49.8M
+1.28M (+2.6%) vs. Q2 2025
Total value
$11.6B
+$347.6M (+3.1%) vs. Q2 2025
New holders
73
173 more added
Sold out
76
204 more reduced

7 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CLH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 569 institutions
Q1 2021: 289 institutionsQ2 2021: 286 institutionsQ3 2021: 309 institutionsQ4 2021: 327 institutionsQ1 2022: 345 institutionsQ2 2022: 337 institutionsQ3 2022: 369 institutionsQ4 2022: 380 institutionsQ1 2023: 405 institutionsQ2 2023: 417 institutionsQ3 2023: 421 institutionsQ4 2023: 450 institutionsQ1 2024: 481 institutionsQ2 2024: 518 institutionsQ3 2024: 572 institutionsQ4 2024: 573 institutionsQ1 2025: 563 institutionsQ2 2025: 579 institutionsQ3 2025: 569 institutionsQ4 2025: 568 institutionsQ1 2026: 626 institutionsQ2 2026: 663 institutions
Value heldQ3 2025: $11.6B
Q1 2021: $4.07BQ2 2021: $4.48BQ3 2021: $5.02BQ4 2021: $4.78BQ1 2022: $5.38BQ2 2022: $4.23BQ3 2022: $5.31BQ4 2022: $5.49BQ1 2023: $6.88BQ2 2023: $8.16BQ3 2023: $8.31BQ4 2023: $8.50BQ1 2024: $9.67BQ2 2024: $10.9BQ3 2024: $11.5BQ4 2024: $11.3BQ1 2025: $9.61BQ2 2025: $11.4BQ3 2025: $11.6BQ4 2025: $12.1BQ1 2026: $14.1BQ2 2026: $14.8B
Institutions holding CLH and their total value by quarter
QuarterHoldersValue
Q2 2026663$14.8B
Q1 2026626$14.1B
Q4 2025568$12.1B
Q3 2025569$11.6B
Q2 2025579$11.4B
Q1 2025563$9.61B
Q4 2024573$11.3B
Q3 2024572$11.5B
Q2 2024518$10.9B
Q1 2024481$9.67B
Q4 2023450$8.50B
Q3 2023421$8.31B
Q2 2023417$8.16B
Q1 2023405$6.88B
Q4 2022380$5.49B
Q3 2022369$5.31B
Q2 2022337$4.23B
Q1 2022345$5.38B
Q4 2021327$4.78B
Q3 2021309$5.02B
Q2 2021286$4.48B
Q1 2021289$4.07B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Clean Harbors Inc; share changes are against Q2 2025.

Institutions holding CLH in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Icon Wealth Advisors, LLC1,090$253.1K0.02%+139+14.6%Added
Wedbush Securities Inc1,075$250.0K0.01%−682−38.8%Reduced
Two Sigma Securities, LLC1,076$249.9K0.04%+1,076New
Atomi Financial Group, Inc.1,075$249.6K0.01%+140+15.0%Added
Sumitomo Mitsui Trust Holdings, Inc.1,068$248.0K0.00%00.0%Unchanged
Sigma Planning Corp1,062$246.6K0.01%00.0%Unchanged
LGT Group Foundation1,075$245.2K0.00%00.0%Unchanged
NewEdge Wealth, LLC1,174$242.9K0.00%+1,174New
Independent Financial Group, LLC1,041$241.7K0.01%−98−8.6%Reduced
WealthBridge Capital Management, LLC1,040$241.5K0.06%+82+8.6%Added
Brown Brothers Harriman & Co1,022$237.3K0.00%+775+313.8%Added
Colony Group, LLC1,469$235.8K0.00%+1,469New
Aristeia Capital LLC1,014$235.5K0.01%−468−31.6%Reduced
Koshinski Asset Management, Inc.1,008$234.1K0.02%+1,008New
NTV Asset Management LLC1,000$232.2K0.03%00.0%Unchanged
Capital Investment Counsel, Inc1,000$232.2K0.03%00.0%Unchanged
Claret Asset Management Corp993$231.0K0.03%−14−1.4%Reduced
HB Wealth Management, LLC990$229.9K0.00%+49+5.2%Added
Meridian Wealth Management, LLC981$227.8K0.01%00.0%Unchanged
GAMMA Investing LLC981$227.8K0.01%+169+20.8%Added
R Squared Ltd980$227.6K0.10%−331−25.2%Reduced
Avanza Fonder AB968$224.8K0.01%+236+32.2%Added
Camden Capital, LLC966$224.3K0.02%+966New
Sowell Financial Services LLC959$222.7K0.01%−87−8.3%Reduced
Acorn Wealth Advisors, LLC942$218.8K0.07%+942New
D.A. Davidson & Co.930$216.0K0.00%+930New
CIBC World Markets Inc.915$212.5K0.00%00.0%Unchanged
Mutual Advisors, LLC865$210.7K0.00%+865New
Sky Investment Group LLC900$209.0K0.04%00.0%Unchanged
First National Advisers, LLC900$209.0K0.03%00.0%Unchanged
Van Hulzen Asset Management, LLC897$208.3K0.02%00.0%Unchanged
Catalytic Wealth RIA, LLC892$207.1K0.01%+892New
Central Pacific Bank - Trust Division891$206.9K0.03%+40+4.7%Added
Jones Financial Companies LLLP874$202.8K0.00%+298+51.7%Added
Rafferty Asset Management, LLC871$202.3K0.00%−9−1.0%Reduced
Whittier Trust Co800$182.7K0.00%−36−4.3%Reduced
Quent Capital, LLC769$178.6K0.01%+769New
Global Retirement Partners, LLC751$174.4K0.00%+32+4.5%Added
Signaturefd, LLC727$168.8K0.00%+85+13.2%Added
Acadian Asset Management LLC697$161.0K0.00%00.0%Unchanged
Fifth Third Bancorp655$152.1K0.00%+20+3.1%Added
Shell Asset Management Co652$151.0K0.02%−792−54.8%Reduced
Armstrong Advisory Group, Inc642$149.1K0.01%00.0%Unchanged
Colonial Trust Co600$139.3K0.02%00.0%Unchanged
Umb Bank N A549$127.5K0.00%+22+4.2%Added
NBT Bank N A542$125.9K0.01%00.0%Unchanged
Arlington Trust Co LLC532$123.5K0.02%00.0%Unchanged
CIBC Private Wealth Group, LLC521$121.0K0.00%+4+0.8%Added
Evelyn Partners Investment Management LLP460$106.8K0.00%00.0%Unchanged
DecisionPoint Financial, LLC465$106.1K0.02%00.0%Unchanged
Danske Bank A/S400$92.9K0.00%00.0%Unchanged
Assetmark, Inc391$90.8K0.00%+99+33.9%Added
US Bancorp374$86.9K0.00%+54+16.9%Added
Smartleaf Asset Management LLC351$81.9K0.01%+11+3.2%Added
Parallel Advisors, LLC346$80.3K0.00%+1+0.3%Added
National Bank of Canada345$80.1K0.00%−16−4.4%Reduced
Quarry LP334$77.6K0.02%−221−39.8%Reduced
Indiana Trust & Investment Management CO330$76.6K0.02%00.0%Unchanged
Allworth Financial LP320$74.3K0.00%+88+37.9%Added
Horizon Investments, LLC320$74.3K0.00%+19+6.3%Added
MAI Capital Management310$72.0K0.00%−529−63.1%Reduced
Johnson Financial Group, Inc.305$70.8K0.00%+305New
TD Private Client Wealth LLC291$67.6K0.00%00.0%Unchanged
Hemington Wealth Management266$61.0K0.01%+9+3.5%Added
State of Wyoming239$55.5K0.01%−653−73.2%Reduced
Ronald Blue Trust, Inc.239$55.5K0.00%−30−11.2%Reduced
UMA Financial Services, Inc.239$55.5K0.01%00.0%Unchanged
Versant Capital Management, Inc236$54.8K0.01%+78+49.4%Added
Nomura Asset Management Co Ltd230$53.4K0.00%−391−63.0%Reduced
University of Texas/Texas Am Investment Managment Co223$51.8K0.01%00.0%Unchanged
Whittier Trust Co of Nevada Inc225$51.4K0.00%+83+58.5%Added
SJS Investment Consulting Inc.216$50.2K0.01%+209+2,985.7%Added
Ameritas Advisory Services, LLC209$48.5K0.00%00.0%Unchanged
Canada Pension Plan Investment Board200$46.4K0.00%00.0%Unchanged
Essex Investment Management Co LLC193$44.8K0.01%00.0%Unchanged
First Horizon Corp191$44.4K0.00%+191New
Bayforest Capital Ltd191$44.4K0.02%+191New
Golden State Wealth Management, LLC184$42.7K0.00%00.0%Unchanged
Central Trust Co182$42.3K0.00%−62−25.4%Reduced
Spire Wealth Management179$41.7K0.00%−103−36.5%Reduced
Simplex Trading, LLC179$41.0K0.00%+179New
Banque Cantonale Vaudoise168$39.0K0.00%+12+7.7%Added
Clearstead Advisors, LLC138$32.0K0.00%+20+16.9%Added
Wealthspire Advisors, LLC137$31.8K0.00%+137New
Huntington National Bank134$31.1K0.00%+13+10.7%Added
Root Financial Partners, LLC128$29.7K0.00%+128New
CoreCap Advisors, LLC124$28.8K0.00%−70−36.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.119$27.6K0.00%00.0%Unchanged
Hopwood Financial Services, Inc.110$25.5K0.02%−15−12.0%Reduced
First United Bank Trust105$24.4K0.01%00.0%Unchanged
Community Bank, N.A.104$24.1K0.00%+104New
Rise Advisors, LLC102$23.7K0.01%00.0%Unchanged
Optiver Holding B.V.101$23.5K0.00%+101New
Aventura Private Wealth, LLC100$23.2K0.01%00.0%Unchanged
Measured Wealth Private Client Group, LLC100$23.2K0.01%+100New
Caitong International Asset Management Co., Ltd100$23.2K0.02%+100New
Group One Trading, L.P.92$21.4K0.00%−4−4.2%Reduced
Hager Investment Management Services, LLC92$21.4K0.01%00.0%Unchanged
Harbour Investments, Inc.91$21.1K0.00%00.0%Unchanged
TD Capital Management LLC86$20.0K0.00%00.0%Unchanged