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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
326
$551K
327
$550K
328
$549K
329
$540K
330
$535K
331
$533K
332
$532K
333
$520K
334
$516K
335
$514K
336
$502K
337
$498K
338
$496K
339
$492K
340
$492K
341
$480K
342
$476K
343
$473K
344
$473K
345
$471K
346
$462K
347
$456K
348
$454K
349
$444K
350
$440K