CLEAN HARBORS INC

CLHNYSE

$318.51+6.00 (+1.92%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

CLEAN HARBORS INC price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+40.1%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	9.62%	$1.52B	0.02%	Not reported
Wellington Management Group LLP	5.98%	$943M	0.16%	Reduce 11.79%
FMR LLC	5.69%	$897M	0.04%	Not reported
Vanguard Capital Management LLC	4.14%	$652M	0.01%	Not reported
Vanguard Portfolio Management LLC	3.76%	$593M	0.03%	Not reported
Jupiter Topco LLC	3.03%	$478M	0.19%	Not reported
State Street Corp	3.00%	$473M	0.01%	Not reported
D1 Capital Partners L.P.	2.49%	$393M	1.13%	Reduce 1.70%
Geode Capital Management, LLC	2.14%	$337M	0.02%	Not reported
Clearbridge Investments, LLC	2.13%	$337M	0.28%	Not reported
First Trust Advisors LP	1.88%	$297M	0.17%	Add 27.58%
Snyder Capital Management L P	1.75%	$276M	4.76%	Reduce 0.77%
Goldman Sachs Group Inc	1.71%	$269M	0.02%	Not reported
Durable Capital Partners LP	1.69%	$267M	2.59%	Reduce 15.09%
FIL Ltd	1.66%	$262M	0.19%	Add 72.15%
Bessemer Group Inc	1.45%	$228M	0.31%	Reduce 18.13%
Select Equity Group, L.P.	1.38%	$218M	1.08%	Reduce 35.63%
Norges Bank	1.20%	$189M	0.02%	Not reported
Pictet Asset Management Holding SA	1.15%	$182M	0.17%	Reduce 50.99%
Dimensional Fund Advisors LP	1.15%	$181M	0.03%	Not reported
Nordea Investment Management AB	1.00%	$157M	0.13%	Reduce 7.43%
Hood River Capital Management LLC	0.94%	$149M	1.08%	Add 301.33%
AQR Capital Management LLC	0.91%	$143M	0.05%	Not reported
Bank of America Corp	0.91%	$143M	0.01%	Not reported
Charles Schwab Investment Management Inc	0.90%	$142M	0.02%	Not reported
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	0.88%	$139M	0.03%	Not reported
Northern Trust Corp	0.86%	$136M	0.02%	Not reported
Invesco Ltd.	0.85%	$135M	0.01%	Not reported
T. Rowe Price Investment Management, Inc.	0.84%	$132M	0.09%	Reduce 7.54%
Two Sigma Investments, LP	0.80%	$126M	0.09%	Not reported
William Blair Investment Management, LLC	0.79%	$125M	0.38%	Reduce 5.39%
Bank of New York Mellon Corp	0.67%	$106M	0.02%	Not reported
Quantinno Capital Management LP	0.65%	$102M	0.12%	Reduce 10.07%
Vaughan Nelson Investment Management, L.P.	0.65%	$102M	0.90%	Reduce 11.41%
Citadel Advisors LLC	0.60%	$93.9M	0.01%	Not reported
Vanguard Fiduciary Trust Co	0.59%	$93.8M	0.02%	Not reported
Steadfast Capital Management LP	0.57%	$90.2M	2.77%	New Not reported
DAVENPORT & Co LLC	0.56%	$87.8M	0.43%	Reduce 14.36%
Morgan Stanley	0.53%	$83.9M	0.00%	Not reported
M.D. Sass, LLC	0.51%	$80.8M	5.28%	Add 7.11%
Westfield Capital Management Co LP	0.51%	$80.2M	0.26%	Add 2.78%
Jane Street Group, LLC	0.49%	$77.3M	0.01%	Not reported
Qube Research & Technologies Ltd	0.47%	$73.8M	0.07%	Not reported
Silvercrest Asset Management Group LLC	0.44%	$70M	0.46%	Reduce 2.45%
Neuberger Berman Group LLC	0.42%	$66M	0.04%	Not reported
Holocene Advisors, LP	0.40%	$63.1M	0.14%	New Not reported
JPMorgan Chase & Co	0.40%	$63.5M	0.00%	Not reported
DekaBank Deutsche Girozentrale	0.34%	$50.7M	0.09%	Not reported
Raymond James Financial Inc	0.32%	$50.1M	0.01%	Not reported
12th Street Asset Management Company, LLC	0.32%	$49.8M	7.09%	Reduce 18.65%

50 of 623 holders

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