Advisor OS’s Clean Harbors CLH Stock Holding History

Advisor OS’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	$514K	Sell	1,720 -37	-2%	-$10.9K	0.03%	309
2026 Q1	$504K	Sell	1,757 -275	-14%	-$75.1K	0.04%	294
2025 Q4	$476K	Buy	2,032 +510	+34%	+$117K	0.04%	287
2025 Q3	$353K	Buy	+1,522	New	+$360K	0.03%	341
2025 Q1	–	Sell	-1,684	Closed	-$388K	–	434
2024 Q4	$388K	Sell	1,684 -9,400	-85%	-$2.33M	0.04%	270
2024 Q3	$2.68M	Sell	11,084 -942	-8%	-$221K	0.27%	68
2024 Q2	$2.72M	Sell	12,026 -1,238	-9%	-$260K	0.3%	60
2024 Q1	$2.67M	Buy	13,264 +934	+8%	+$168K	0.31%	60
2023 Q4	$2.15M	Buy	12,330 +1,896	+18%	+$311K	0.28%	68
2023 Q3	$1.75M	Buy	10,434 +6,163	+144%	+$1.04M	0.26%	73
2023 Q2	$702K	Buy	+4,271	New	+$624K	0.11%	170

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

Advisor OS's CLH Position: Q2 2026 in Review

Advisor OS reduced its Clean Harbors (CLH) stake by 2.1% in Q2 2026, selling an estimated $10.9K and leaving 1,720 shares worth $514K. The position accounts for 0.03% of the portfolio, ranked #309.

Advisor OS first reported a position in CLH in Q2 2023 and has held it in 11 quarters since. The position peaked at $2.72M in Q2 2024. 660 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

Advisor OS held 1,720 shares of Clean Harbors worth $514K as of Q2 2026.
Advisor OS sold 37 Clean Harbors shares in Q2 2026, an estimated $10.9K.
Clean Harbors made up 0.03% of Advisor OS's portfolio in Q2 2026, its #309 holding.
Advisor OS first reported a position in Clean Harbors in Q2 2023 and has held it in 11 quarters since.
Advisor OS's Clean Harbors position peaked at $2.72M in Q2 2024.
660 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on Advisor OS's 13F filing for Q2 2026, filed 5 Aug 2026.