CLH icon

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
401
$263K
402
$262K
403
$257K
404
$254K
405
$252K
406
$249K
407
$247K
408
$247K
409
$246K
410
$242K
411
$235K
412
$235K
413
$233K
414
$231K
415
$231K
416
$231K
417
$227K
418
$227K
419
$221K
420
$220K
421
$218K
422
$216K
423
$215K
424
$212K
425
$212K