GAMCO Investors’s Clean Harbors CLH Stock Holding History

GAMCO 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
2025 Q1	–	Sell	-1,000	Closed	-$230K	–	861
2024 Q4	$230K	Hold	1,000	–	–	﹤0.01%	813
2024 Q3	$242K	Buy	+1,000	New	+$235K	﹤0.01%	806

Other funds holding CLH

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

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

Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return

SCM

Snyder Capital Management San Francisco, California $5.16B AUM 26.72% 1-Year Est. Return

Select Equity Group New York $19.5B AUM 17.33% 1-Year Est. Return

Bessemer Group Woodbridge, New Jersey $63.6B AUM 28.76% 1-Year Est. Return

GAMCO Investors's CLH Position: Q1 2025 in Review

GAMCO Investors sold out of Clean Harbors (CLH) in Q1 2025, closing a stake of 1,000 shares — an estimated $230K sold.

GAMCO Investors first reported a position in CLH in Q3 2024 and held it in 2 quarters. The position peaked at $242K in Q3 2024. 564 funds tracked by Wall St. Rank hold CLH as of Q1 2025.

GAMCO Investors reported no remaining Clean Harbors position as of Q1 2025 after selling out during the quarter.
GAMCO Investors sold 1,000 Clean Harbors shares in Q1 2025, an estimated $230K.
GAMCO Investors first reported a position in Clean Harbors in Q3 2024 and held it in 2 quarters.
GAMCO Investors's Clean Harbors position peaked at $242K in Q3 2024.
564 funds tracked by Wall St. Rank held Clean Harbors as of Q1 2025.

Based on GAMCO Investors's 13F filing for Q1 2025, filed 14 May 2025.