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Clean Harbors

577 hedge funds and large institutions have $11.4B invested in Clean Harbors in 2025 Q2 according to their latest regulatory filings, with 74 funds opening new positions, 168 increasing their positions, 227 reducing their positions, and 58 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

13% less funds holding in top 10

Funds holding in top 10: 1513 (-2)

26% less repeat investments, than reductions

Existing positions increased: 168 | Existing positions reduced: 227

46% less call options, than puts

Call options by funds: $30.7M | Put options by funds: $56.4M

Holders
577
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$30.7M
Puts
$56.4M
Net Calls
Net Calls Change

Top Sellers

1 -$87.9M
2 -$64.2M
3 -$43.1M
4
UBS AM
UBS AM
Illinois
-$39.2M
5
Select Equity Group
Select Equity Group
New York
-$31.8M
Name Holding Trade Value Shares
Change
Change in
Stake
301
$750K
302
$749K
303
$746K
304
$741K
305
$740K
306
$737K
307
$710K
308
$703K
309
$702K
310
$691K
311
$670K
312
$667K
313
$665K
314
$659K
315
$654K
316
$624K
317
$623K
318
$619K
319
$614K
320
$611K
321
$577K
322
$567K
323
$567K
324
$560K
325
$554K