CLHClean Harbors, Inc.

$313.58

Who owns CLH

610 institutions reported holding CLH for 2026Q1, together 91% of the company, more than the 558 a quarter earlier.

610

Institutions reporting a position · as of 2026Q1 · up from 558 the quarter before

Shares held by institutions
48.4M

Shares held by institutions · 91% of the company · long US equity positions only, as reported on Form 13F

Reported value
$13.9B

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
33%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
106
Positions exited
58
Added to
190
Reduced
179
Top 10 holdersof the company
46%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q161048.4M$13.9B
2025Q455850.9M$11.9B
2025Q356449.0M$11.4B
2025Q257048.5M$11.2B
2025Q155748.1M$9.61B
2024Q456348.8M$11.2B
2024Q356347.3M$11.4B
2024Q251048.2M$10.9B
2024Q146947.9M$9.63B
2023Q444348.5M$8.47B
2023Q341149.4M$8.26B
2023Q240749.4M$8.12B
2023Q139648.0M$6.83B
2022Q437748.1M$5.49B
2022Q336748.3M$5.31B
2022Q233148.2M$4.22B
Largest reported holders, 2026Q1
HolderShares% of companyValue
BlackRock Inc.4.8M9.1%$1.38B
VANGUARD GROUP INC4.5M8.5%$1.30B
WELLINGTON MANAGEMENT GROUP LLP3.6M6.8%$1.03B
HENDERSON GROUP PLC2.4M4.4%$675M
FMR LLC2.1M4.0%$602M
LONE PINE CAPITAL LLC1.8M3.3%$503M
STATE STREET CORP1.5M2.9%$441M
D1 Capital Partners L.P.1.3M2.5%$384M
Pictet Asset Management Holding SA1.2M2.3%$356M
MARTIN CURRIE LTD1.2M2.3%$345M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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