PEAK6’s Clean Harbors CLH Stock Holding History

PEAK6’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	–	Sell	-30,100	Closed	-$8.63M	–	2791
2026 Q1	$8.63M	Buy	+30,100	New	+$8.21M	0.02%	642
2025 Q1	–	Sell	-5,300	Closed	-$1.22M	–	3078
2024 Q4	$1.22M	Buy	+5,300	New	+$1.32M	﹤0.01%	1708

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 $3.38T AUM 44.17% 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

PEAK6's CLH Position: Q2 2026 in Review

PEAK6 sold out of Clean Harbors (CLH) in Q2 2026, closing a stake of 2 shares — an estimated $635 sold.

PEAK6 first reported a position in CLH in Q3 2025 and held it in 2 quarters. The position peaked at $915K in Q3 2025. 663 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

PEAK6 reported no remaining Clean Harbors position as of Q2 2026 after selling out during the quarter.
PEAK6 sold 2 Clean Harbors shares in Q2 2026, an estimated $635.
PEAK6 first reported a position in Clean Harbors in Q3 2025 and held it in 2 quarters.
PEAK6's Clean Harbors position peaked at $915K in Q3 2025.
663 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on PEAK6's 13F filing for Q2 2026, filed 13 Aug 2026.