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M.D. Sass, LLC

Position in CLH — Clean Harbors Inc

CIK 922940 New York, NY

Position in CLH

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$80,813,966
+$8,403,172 QoQ
Shares Held
270,507
+7.1% QoQ
Ownership
0.512%
of shares outstanding
% of Portfolio
5.71%
of 13F equity value
Holder Rank
#40
of 655 holders
Holding Since
Jun 2023
13 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CLH Over Time

Shares Held

Position Value (USD)

Position in Waste Management

Industrials · as of Jun 30, 2026

M.D. Sass, LLC holds $80,813,966 across 1 Waste Management name. CLH ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CLH
Clean Harbors Inc
This page
270,507 $80,813,966

All Filings in CLH

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13 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $80,813,966 270,507
2026-03-31 $72,410,794 252,540
2025-12-31 $78,362,747 334,198
2025-09-30 $60,298,245 259,660
2025-06-30 $76,027,935 328,869
2025-03-31 $68,459,728 347,335
2024-12-31 $64,061,310 278,358
2024-09-30 $78,535,929 324,918
2024-06-30 $74,058,923 327,477
2024-03-31 $45,328,570 225,168
2023-12-31 $39,509,587 226,403
2023-09-30 $29,248,670 174,765
2023-06-30 $22,668,319 137,860