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Clean Harbors

623 hedge funds and large institutions have $14.1B invested in Clean Harbors in 2026 Q1 according to their latest regulatory filings, with 115 funds opening new positions, 209 increasing their positions, 197 reducing their positions, and 47 closing their positions.

New
Increased
Maintained
Reduced
Closed

199% more call options, than puts

Call options by funds: $24M | Put options by funds: $8.03M

145% more first-time investments, than exits

New positions opened: 115 | Existing positions closed: 47

75% more funds holding in top 10

Funds holding in top 10: 1221 (+9)

17% more capital invested

Capital invested by funds: $12.1B → $14.1B (+$2.07B)

10% more funds holding

Funds holding: 565623 (+58)

6% more repeat investments, than reductions

Existing positions increased: 209 | Existing positions reduced: 197

3.39% less ownership

Funds ownership: 96.63%93.24% (-3.4%)

Holders
623
Holders Change
+58
Holders Change %
+10.27%
% of All Funds
7.67%
Holding in Top 10
21
Holding in Top 10 Change
+9
Holding in Top 10 Change %
+75%
% of All Funds
0.26%
New
115
Increased
209
Reduced
197
Closed
47
Calls
$24M
Puts
$8.03M
Net Calls
+$16M
Net Calls Change
+$31.9M
Name Holding Trade Value Shares
Change
Change in
Stake
Grantham, Mayo, Van Otterloo & Co (GMO)
51
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$38.9M +$7.31M +26,772 +25%
GAM
52
Gotham Asset Management
New York
$38.6M +$6.1M +22,337 +20%
RhumbLine Advisers
53
RhumbLine Advisers
Massachusetts
$38.3M +$974K +3,567 +3%
Jane Street
54
Jane Street
New York
$38.1M +$33.7M +123,441 +1,319%
M
55
Mirova
France
$37.5M +$35.7M +130,675 New
HRCM
56
Hood River Capital Management
Florida
$35.6M -$680K -2,490 -2%
Impax Asset Management Group
57
Impax Asset Management Group
United Kingdom
$35.3M -$6.99M -25,619 -17%
Principal Financial Group
58
Principal Financial Group
Iowa
$32.1M +$1.12M +4,097 +4%
Swedbank
59
Swedbank
Sweden
$31.5M -$10.9M -40,000 -27%
TSAM
60
Trinity Street Asset Management
United Kingdom
$31.4M -$2.12M -7,786 -7%
Amundi
61
Amundi
France
$30.5M -$22.1M -80,885 -43%
SPC
62
Spirepoint Private Client
Florida
$30.4M +$52.9K +194 +0.2%
California Public Employees Retirement System
63
California Public Employees Retirement System
California
$30M -$866K -3,172 -3%
Royal Bank of Canada
64
Royal Bank of Canada
Ontario, Canada
$29.9M -$2.74M -10,037 -9%
Swiss National Bank
65
Swiss National Bank
Switzerland
$28.8M -$27.3K -100 -0.1%
TAM
66
Telemark Asset Management
Massachusetts
$28.7M +$5.46M +20,000 +25%
OAM
67
OP Asset Management
$28.4M +$16.4M +60,111 +154%
VG
68
Visualize Group
New York
$27.6M +$26.3M +96,300 New
Handelsbanken Fonder
69
Handelsbanken Fonder
Sweden
$26.8M -$3.35M -12,272 -12%
Retirement Systems of Alabama
70
Retirement Systems of Alabama
Alabama
$26.4M +$354K +1,296 +1%
Allspring Global Investments
71
Allspring Global Investments
North Carolina
$26.2M +$3.82K +14 +0%
CAM
72
Cresset Asset Management
Illinois
$25.3M -$4.52M -16,558 -16%
Bank of Montreal
73
Bank of Montreal
Ontario, Canada
$25.2M -$1.55M -5,666 -6%
JAM
74
Jupiter Asset Management
United Kingdom
$23.8M -$6.65M -24,359 -23%
Loomis, Sayles & Company
75
Loomis, Sayles & Company
Massachusetts
$21.4M -$291K -1,068 -1%