Campbell & Co Investment Adviser’s Clean Harbors CLH Stock Holding History

Campbell & Co Investment Adviser’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 Q2	$1.92M	Buy	6,421 +2,452	+62%	+$724K	0.1%	333
2026 Q1	$1.14M	Buy	+3,969	New	+$1.08M	0.06%	466
2025 Q2	–	Sell	-17,317	Closed	-$3.41M	–	1175
2025 Q1	$3.41M	Buy	+17,317	New	+$3.79M	0.26%	77
2023 Q1	–	Sell	-3,928	Closed	-$448K	–	836
2022 Q4	$448K	Sell	3,928 -19,172	-83%	-$2.24M	0.11%	365
2022 Q3	$2.54M	Buy	23,100 +18,713	+427%	+$2M	0.58%	9
2022 Q2	$385K	Buy	+4,387	New	+$423K	0.1%	368
2022 Q1	–	Sell	-2,444	Closed	-$244K	–	718
2021 Q4	$244K	Buy	+2,444	New	+$258K	0.08%	451
2019 Q3	–	Sell	-3,583	Closed	-$255K	–	619
2019 Q2	$255K	Buy	+3,583	New	+$249K	0.12%	369
2019 Q1	–	Sell	-12,730	Closed	-$696K	–	520
2018 Q4	$696K	Buy	+12,730	New	+$793K	0.69%	4
2018 Q3	–	Sell	-5,792	Closed	-$322K	–	412
2018 Q2	$322K	Buy	+5,792	New	+$297K	0.25%	171

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

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Jupiter Topco New York $245B AUM

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return

Campbell & Co Investment Adviser's CLH Position: Q2 2026 in Review

Campbell & Co Investment Adviser increased its Clean Harbors (CLH) stake by 62% in Q2 2026, buying an estimated $724K and bringing the position to 6,421 shares worth $1.92M. The position accounts for 0.1% of the portfolio, ranked #333.

Campbell & Co Investment Adviser first reported a position in CLH in Q2 2018 and has held it in 10 quarters since. The position peaked at $3.41M in Q1 2025. 660 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

Campbell & Co Investment Adviser held 6,421 shares of Clean Harbors worth $1.92M as of Q2 2026.
Campbell & Co Investment Adviser bought 2,452 Clean Harbors shares in Q2 2026, an estimated $724K.
Clean Harbors made up 0.1% of Campbell & Co Investment Adviser's portfolio in Q2 2026, its #333 holding.
Campbell & Co Investment Adviser first reported a position in Clean Harbors in Q2 2018 and has held it in 10 quarters since.
Campbell & Co Investment Adviser's Clean Harbors position peaked at $3.41M in Q1 2025.
660 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on Campbell & Co Investment Adviser's 13F filing for Q2 2026, filed 3 Aug 2026.