Question 1

Who owns CLH?

Accepted Answer

CLEAN HARBORS INC (CLH) is held by 248 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is BlackRock, Inc. as of Q2 2026.

Question 2

Are institutions buying or selling CLH?

Accepted Answer

In Q2 2026, 127 institutions opened or increased positions in CLEAN HARBORS INC while 118 reduced or exited — a net buying quarter.

Question 3

What is the Smart Money Verdict on CLH?

Accepted Answer

HoldingsIntel scores CLEAN HARBORS INC across four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) — with 4 of the 4 carrying data for CLH. In Q2 2026, the institutional leg showed net inflows: 127 buying versus 118 selling.

Question 4

How many hedge funds hold CLH?

Accepted Answer

248 institutional investors report holding CLEAN HARBORS INC (CLH) as of Q2 2026, based on SEC 13F filings.

Question 5

Is institutional money flowing into CLH?

Accepted Answer

As of Q2 2026, tracked institutions in CLEAN HARBORS INC show 127 buyers versus 118 sellers — net inflows.

Question 6

Are Congress members and hedge funds both buying CLH?

Accepted Answer

Yes — in the latest quarter, 1 members of Congress and 127 institutional investors bought CLEAN HARBORS INC. HoldingsIntel cross-checks STOCK Act disclosures against 13F filings to surface these overlaps.

	Action
BlackRock, Inc.	Increased	5.1M(+5.7%)	$1.5B	0.0%	+35.19%	34
WELLINGTON MANAGEMENT GROUP LLP	Decreased	3.2M(-11.8%)	$942.6M	0.2%	+128.34%	0
FMR LLC	Increased	3M(+42.9%)	$897M	0.0%	+12.84%	43
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	2.2M(+0.6%)	$652.2M	0.0%	+11.31%	32
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	2M(+1.0%)	$592.5M	0.0%	+11.29%	32
JTJupiter Topco LLC	First report	1.6M	$477.6M	0.2%	+6.86%	0
STATE STREET CORP	Increased	1.6M(+2.9%)	$472.6M	0.0%	+196.34%	32
D1 Capital Partners L.P.	Decreased	1.3M(-1.7%)	$393M	1.1%	+39.05%	0
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.1M(+19.4%)	$337.4M	0.0%	+135.75%	37
Clearbridge Investments, LLC	Decreased	1.1M(-6.3%)	$336.6M	0.3%	+64.93%	0
FIRST TRUST ADVISORS LP	Increased	993,170(+27.6%)	$296.7M	0.2%	+42.41%	46
GOLDMAN SACHS GROUP INC	Decreased	900,225(-3.1%)	$268.9M	0.0%	+18.62%	0
DUDurable Capital Partners LP	Decreased	892,405(-15.1%)	$266.6M	2.6%	+30.84%	0
FIL Ltd	Increased	877,433(+72.2%)	$262.1M	0.2%	+24.47%	55
Select Equity Group, L.P.	Decreased	728,374(-35.6%)	$217.6M	1.1%	+60.76%	0
Pictet Asset Management Holding SA	Decreased	608,808(-51.0%)	$181.9M	0.2%	+53.95%	0
DIMENSIONAL FUND ADVISORS LP	Decreased	606,181(-0.4%)	$181.1M	0.0%	+290.64%	0
NORDEA INVESTMENT MANAGEMENT AB	Decreased	526,178(-7.4%)	$157.1M	0.1%	+36.74%	0
Hood River Capital Management LLC	Increased	498,747(+301.3%)	$149M	1.1%	+25.64%	77
AQR CAPITAL MANAGEMENT LLC	Increased	478,075(+164.6%)	$142.8M	0.0%	+10.32%	49

CLEAN HARBORS INC

Smart Money Verdict

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CLEAN HARBORS INC

Smart Money Verdict

Who's Trading

Top Holders

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Other Industrials stocks held by institutions