CLH

Clean Harbors Inc

Latest period2026 - Q1Total superinvestors624

Top 10 Superinvestors by Shares Owned

This chart shows the top 10 superinvestors based on the number of shares they owned in 2025-Q4 and 2026-Q1. According to the most recent SEC 13F filing, 624 superinvestors own shares of Clean Harbors Inc (CLH), although recent data may remain incomplete due to pending filings.

Quarter-over-Quarter Change (%)

This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding Clean Harbors Inc (CLH), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.

Superinvestors' Activity (%) Over the Last 4 Quarters

This chart shows superinvestors' activity with Clean Harbors Inc (CLH) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.

Superinvestors' Past Actions

This chart displays superinvestors' past actions with Clean Harbors Inc (CLH) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.

Superinvestors ownership

SuperinvestorPortfolio %Reported Value
Spencer Fleming@Blackrock, Inc.
Recent Activity
Increased 4.38%
0.03%
$1.377B
4.802M shares@ 286.74 avg price
Jason Cronin@Wellington Management Group Llp
Recent Activity
Decreased -30.97%
0.2%
$1.026B
3.577M shares@ 286.74 avg price
Kristin Mariani@Janus Henderson Group Plc
Recent Activity
Decreased -0.87%
0.33%
$675.368M
2.355M shares@ 286.74 avg price
Christine M. Buchanan@Vanguard Capital Management Llc
Recent Activity
New Position
0.02%
$622.022M
2.169M shares@ 286.74 avg price
Stephanie J. Brown@Fmr Llc
Recent Activity
Increased 464.62%
0.04%
$602.471M
2.101M shares@ 286.74 avg price
Christine M. Buchanan@Vanguard Portfolio Management Llc
Recent Activity
New Position
0.03%
$562.837M
1.963M shares@ 286.73 avg price
Stephen Mandel / Kerry A. Tyler@Lone Pine Capital Llc
Recent Activity
Increased 27.35%
4.02%
$503.197M
1.755M shares@ 286.74 avg price
ELIZABETH SCHAEFER@State Street Corp
Recent Activity
Increased 2.28%
0.02%
$440.789M
1.537M shares@ 286.74 avg price
Amanda Hector@D1 Capital Partners L.p.
Recent Activity
Decreased -51.89%
3.42%
$383.725M
1.338M shares@ 286.73 avg price
Mathieu Cornu@Pictet Asset Management Holding Sa
Recent Activity
Decreased -34.12%
0.38%
$356.087M
1.242M shares@ 286.68 avg price

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