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SIRIOS CAPITAL MANAGEMENT L P

Position in CLH — Clean Harbors Inc

CIK 1104883 BOSTON, MA

Position in CLH

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$16,404,683
-$1,880,067 QoQ
Shares Held
57,213
-26.6% QoQ
Ownership
0.108%
of shares outstanding
% of Portfolio
2.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2023
12 quarters on record
Voting authority Sole 0.ToString("F0")% Shared 100.ToString("F0")% None 0.ToString("F0")%

Common Shares in CLH Over Time

Shares Held

Position Value (USD)

Position in Waste Management

Industrials · as of Mar 31, 2026

SIRIOS CAPITAL MANAGEMENT L P holds $29,780,967 across 2 Waste Management names. CLH ranks #1 (55.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CLH
Clean Harbors Inc
This page
57,213 $16,404,683

All Filings in CLH

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12 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $16,404,683 57,213
2025-12-31 $18,284,750 77,980
2025-09-30 $17,864,684 76,930
2025-06-30 $15,994,881 69,188
2025-03-31 $11,906,613 60,409
2024-12-31 $7,329,268 31,847
2024-09-30 $8,101,152 33,516
2024-06-30 $7,701,990 34,057
2024-03-31 $7,818,075 38,836
2023-12-31 $10,236,058 58,656
2023-09-30 $7,208,362 43,071
2023-06-30 $1,305,574 7,940