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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 %
MDSL
26
M.D. Sass LLC
New York
$76M -$4.27M -18,466 -5%
Fidelity International
27
Fidelity International
Bermuda
$66.3M +$14.9M +64,481 +29%
SAM
28
Silvercrest Asset Management
New York
$65.9M -$2.32M -10,034 -3%
Federated Hermes
29
Federated Hermes
Pennsylvania
$64.6M -$28.2M -122,131 -30%
Neuberger Berman Group
30
Neuberger Berman Group
New York
$63.8M +$3.18M +13,736 +5%
American Century Companies
31
American Century Companies
Missouri
$60M -$10.8M -46,600 -15%
VNIM
32
Vaughan Nelson Investment Management
Texas
$59.1M +$59.1M +255,580 New
Citigroup
33
Citigroup
New York
$57M -$3.9M -16,855 -6%
Victory Capital Management
34
Victory Capital Management
Texas
$56.1M -$1.07M -4,629 -2%
Fidelity Investments
35
Fidelity Investments
Massachusetts
$56.1M -$92.8M -401,425 -62%
LA
36
LBP AM
France
$55.7M +$10.9M +47,211 +24%
Citadel Advisors
37
Citadel Advisors
Florida
$55.5M +$45.1M +194,872 +430%
Morgan Stanley
38
Morgan Stanley
New York
$54.7M -$2.23M -9,630 -4%
UBS Group
39
UBS Group
Switzerland
$54.4M +$26.5M +114,661 +95%
Raymond James Financial
40
Raymond James Financial
Florida
$52.9M -$298K -1,289 -0.6%
1SAMC
41
12th Street Asset Management Company
Tennessee
$50.3M +$5.68M +24,585 +13%
JPMorgan Chase & Co
42
JPMorgan Chase & Co
New York
$47.2M +$239K +1,033 +0.5%
RS
43
Robeco Schweiz
Switzerland
$46.6M -$22M -95,111 -32%
Allianz Asset Management
44
Allianz Asset Management
Germany
$44.8M -$19.2M -82,896 -30%
Marshall Wace
45
Marshall Wace
United Kingdom
$44.7M +$1.84M +7,959 +4%
Westfield Capital Management
46
Westfield Capital Management
Massachusetts
$44.4M +$44.4M +192,259 New
TAM
47
Thematics Asset Management
France
$44.1M +$2.51M +10,870 +6%
T. Rowe Price Associates
48
T. Rowe Price Associates
Maryland
$43.4M -$19.8M -85,718 -31%
DekaBank Deutsche Girozentrale
49
DekaBank Deutsche Girozentrale
Germany
$41.5M – – –
VOYA Investment Management
50
VOYA Investment Management
Georgia
$40.9M +$11.4M +49,455 +39%
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