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Clean Harbors
CLH

Overview Fund Activity

568 hedge funds and large institutions have $11.3B invested in Clean Harbors in 2025 Q2 according to their latest regulatory filings, with 74 funds opening new positions, 167 increasing their positions, 222 reducing their positions, and 58 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
568
Holders Change
+12
Holders Change %
+2.16%
% of All Funds
7.62%
Holding in Top 10
13
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-13.33%
% of All Funds
0.17%
New
74
Increased
167
Reduced
222
Closed
58
Calls
$30.7M
Puts
$56.4M
Net Calls
-$25.7M
Net Calls Change
-$9.9M

Top Buyers

1
DCP
1
D1 Capital Partners
New York
$334M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$1.33B
3
William Blair Investment Management
3
William Blair Investment Management
Illinois
$95.1M
4
VNIM
4
Vaughan Nelson Investment Management
Texas
$59.1M
5
Citadel Advisors
5
Citadel Advisors
Florida
$55.5M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$56.1M
2
Millennium Management
2
Millennium Management
New York
$16.1M
3
HRCM
3
Hood River Capital Management
Florida
$30.4M
4
UBS AM
4
UBS AM
Illinois
$167M
5
Select Equity Group
5
Select Equity Group
New York
$219M
Name Holding Trade Value Shares
Change 		Shares
Change %
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.33B +$109M +471,209 +9%
Vanguard Group
2
Vanguard Group
Pennsylvania
$1.06B -$10.2M -44,015 -1%
BlackRock
3
BlackRock
New York
$1.05B -$9.03M -39,042 -0.9%
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$498M +$3.4M +14,703 +0.7%
Pictet Asset Management
5
Pictet Asset Management
Switzerland
$442M +$41.2M +178,343 +10%
State Street
6
State Street
Massachusetts
$348M -$18.3M -79,309 -5%
DCP
7
D1 Capital Partners
New York
$334M +$289M +1,250,615 +648%
ClearBridge Investments
8
ClearBridge Investments
New York
$306M +$18.6M +80,668 +6%
SCM
9
Snyder Capital Management
California
$246M -$11.6M -50,376 -5%
Bessemer Group
10
Bessemer Group
New Jersey
$234M -$565K -2,442 -0.2%
Select Equity Group
11
Select Equity Group
New York
$219M -$33.6M -145,201 -13%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$206M -$601K -2,601 -0.3%
UBS AM
13
UBS AM
Illinois
$167M -$41.4M -179,254 -20%
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$152M -$610K -2,637 -0.4%
Norges Bank
15
Norges Bank
Norway
$148M +$148M +638,600 New
Invesco
16
Invesco
Georgia
$134M -$31.1M -134,413 -19%
First Trust Advisors
17
First Trust Advisors
Illinois
$127M +$3.44M +14,865 +3%
Northern Trust
18
Northern Trust
Illinois
$109M -$4.46M -19,311 -4%
Charles Schwab
19
Charles Schwab
California
$105M -$910K -3,936 -0.9%
DC
20
Davenport & Co
Virginia
$104M +$59.2K +256 +0.1%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$97.8M +$12.4M +53,828 +15%
William Blair Investment Management
22
William Blair Investment Management
Illinois
$95.1M +$95.1M +411,432 New
Handelsbanken Fonder
23
Handelsbanken Fonder
Sweden
$91.3M +$20.9M +90,491 +30%
Bank of America
24
Bank of America
North Carolina
$82M +$10.8M +46,683 +15%
Impax Asset Management Group
25
Impax Asset Management Group
United Kingdom
$81.3M -$29M -126,998 -26%
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