Brown Advisory’s Clean Harbors CLH Stock Holding History

Brown Advisory’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	$7.93M	Sell	27,643 -738	-3%	-$201K	0.01%	449
2025 Q4	$6.65M	Buy	28,381 +766	+3%	+$175K	0.01%	486
2025 Q3	$6.41M	Buy	+27,615	New	+$6.54M	0.01%	487
2025 Q1	–	Sell	-5,500	Closed	-$1.27M	–	1336
2024 Q4	$1.27M	Buy	+5,500	New	+$1.37M	﹤0.01%	753
2024 Q1	–	Sell	-2,857	Closed	-$499K	–	1255
2023 Q4	$499K	Buy	+2,857	New	+$469K	﹤0.01%	939
2022 Q1	–	Sell	-5,467	Closed	-$546K	–	1141
2021 Q4	$546K	Buy	+5,467	New	+$576K	﹤0.01%	849
2019 Q2	–	Sell	-3,982	Closed	-$285K	–	1067
2019 Q1	$285K	Buy	+3,982	New	+$246K	﹤0.01%	1136
2018 Q4	–	Sell	-5,129	Closed	-$367K	–	1265
2018 Q3	$367K	Sell	5,129 -55	-1%	-$3.5K	﹤0.01%	1090
2018 Q2	$288K	Buy	5,184 +594	+13%	+$30.5K	﹤0.01%	1122
2018 Q1	$225K	Buy	+4,590	New	+$241K	﹤0.01%	1073
2014 Q2	–	Sell	-34,284	Closed	-$1.88M	–	945
2014 Q1	$1.88M	Sell	34,284 -18,362	-35%	-$1M	0.01%	457
2013 Q4	$3.16M	Sell	52,646 -118,717	-69%	-$6.84M	0.01%	378
2013 Q3	$10.1M	Buy	171,363 +21,704	+15%	+$1.21M	0.04%	241
2013 Q2	$7.56M	Buy	+149,659	New	+$8.34M	0.03%	250

Other funds holding CLH

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

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

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

LPC

Lone Pine Capital Greenwich, Connecticut $12.5B AUM 54.4% 1-Year Est. Return

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

DCP

D1 Capital Partners New York $11.2B AUM 15.78% 1-Year Est. Return

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

Brown Advisory's CLH Position: Q1 2026 in Review

Brown Advisory reduced its Clean Harbors (CLH) stake by 2.6% in Q1 2026, selling an estimated $201K and leaving 27,643 shares worth $7.93M. The position accounts for 0.01% of the portfolio, ranked #449.

Brown Advisory first reported a position in CLH in Q2 2013 and has held it in 14 quarters since. The position peaked at $10.1M in Q3 2013. 623 funds tracked by Wall St. Rank hold CLH as of Q1 2026.

Brown Advisory held 27,643 shares of Clean Harbors worth $7.93M as of Q1 2026.
Brown Advisory sold 738 Clean Harbors shares in Q1 2026, an estimated $201K.
Clean Harbors made up 0.01% of Brown Advisory's portfolio in Q1 2026, its #449 holding.
Brown Advisory first reported a position in Clean Harbors in Q2 2013 and has held it in 14 quarters since.
Brown Advisory's Clean Harbors position peaked at $10.1M in Q3 2013.
623 funds tracked by Wall St. Rank held Clean Harbors as of Q1 2026.

Based on Brown Advisory's 13F filing for Q1 2026, filed 15 May 2026.