Cooper Investors’s Clean Harbors CLH Stock Holding History

Cooper Investors’s Portfolio CLH Stock Details CLH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-25,955	Closed	-$6.09M	–	43
2025 Q4	$6.09M	Sell	25,955 -1,567	-6%	-$358K	2.02%	19
2025 Q3	$6.39M	Hold	27,522	–	–	1.75%	23
2025 Q2	$6.36M	Buy	27,522 +3,023	+12%	+$662K	1.16%	30
2025 Q1	$4.83M	Buy	+24,499	New	+$5.36M	0.78%	36

Other funds holding CLH

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Janus Henderson Group London $209B AUM 37.72% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

LPC

Lone Pine Capital Greenwich, Connecticut $16.4B AUM 99.7% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

DCP

D1 Capital Partners New York $34.8B AUM 11.34% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Cooper Investors's CLH Position: Q1 2026 in Review

Cooper Investors sold out of Clean Harbors (CLH) in Q1 2026, closing a stake of 25,955 shares — an estimated $6.09M sold.

Cooper Investors first reported a position in CLH in Q1 2025 and held it in 4 quarters. The position peaked at $6.39M in Q3 2025. 625 funds tracked by Wall St. Rank hold CLH as of Q1 2026.

Cooper Investors reported no remaining Clean Harbors position as of Q1 2026 after selling out during the quarter.
Cooper Investors sold 25,955 Clean Harbors shares in Q1 2026, an estimated $6.09M.
Cooper Investors first reported a position in Clean Harbors in Q1 2025 and held it in 4 quarters.
Cooper Investors's Clean Harbors position peaked at $6.39M in Q3 2025.
625 funds tracked by Wall St. Rank held Clean Harbors as of Q1 2026.

Based on Cooper Investors's 13F filing for Q1 2026, filed 28 Apr 2026.