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Clean Harbors

564 hedge funds and large institutions have $12.1B invested in Clean Harbors in 2025 Q4 according to their latest regulatory filings, with 88 funds opening new positions, 158 increasing their positions, 223 reducing their positions, and 86 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

less funds holding

Funds holding:

8% less funds holding in top 10

Funds holding in top 10: 1312 (-1)

29% less repeat investments, than reductions

Existing positions increased: 158 | Existing positions reduced: 223

75% less call options, than puts

Call options by funds: $5.21M | Put options by funds: $21.1M

Holders
564
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$5.21M
Puts
$21.1M
Net Calls
Net Calls Change

Top Buyers

1 +$315M
2 +$130M
3 +$130M
4
UBS Group
UBS Group
Switzerland
+$83.1M
5
Fidelity Investments
Fidelity Investments
Massachusetts
+$78.2M
Name Holding Trade Value Shares
Change
Change in
Stake
P
601
Pitcairn
Pennsylvania
GC
602
Guggenheim Capital
Illinois
BBA
603
Baader Bank Aktiengesellschaft
Germany
DTL
604
Dynamic Technology Lab
Singapore
QCM
605
Qsemble Capital Management
New York
GCP
606
GSA Capital Partners
United Kingdom
SQA
607
Simon Quick Advisors
New Jersey
YIH
608
Y-Intercept (HK)
Hong Kong
IFU
609
iSAM Funds (UK)
United Kingdom
SC
610
Savant Capital
Illinois
DC
611
Diametric Capital
Massachusetts
Skandinaviska Enskilda Banken (SEB)
612
Skandinaviska Enskilda Banken (SEB)
Sweden
SRL
613
Scientech Research LLC
New Jersey
TSS
614
Two Sigma Securities
New York
AC
615
Aristeia Capital
Connecticut
RS
616
R Squared
Hong Kong
GWMR
617
GC Wealth Management RIA
Massachusetts
Rafferty Asset Management
618
Rafferty Asset Management
New York
MA
619
Mutual Advisors
Nebraska
National Bank of Canada
620
National Bank of Canada
Quebec, Canada
JFGIW
621
Johnson Financial Group Inc (Wisconsin)
Wisconsin
UOTTAIMCU
622
University of Texas/Texas AM Investment Management Co (UTIMCO)
Texas
AAS
623
Ameritas Advisory Services
Nebraska
Canada Pension Plan Investment Board
624
Canada Pension Plan Investment Board
Ontario, Canada
BC
625
Bayforest Capital
United Kingdom