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OP Asset Management’s Clean Harbors CLH Stock Holding History

OP Asset Management’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 		$28.4M Buy
99,201
+60,111
+154% +$16.4M 0.29% 49
2025
Q4 		$9.17M Sell
39,090
-86,381
-69% -$19.7M 0.11% 142
2025
Q3 		$29.1M Buy
125,471
+21,460
+21% +$5.08M 0.37% 39
2025
Q2 		$24M Sell
104,011
-6,864
-6% -$1.5M 0.34% 44
2025
Q1 		$21.9M Buy
+110,875
New +$24.3M 0.36% 41

Other funds holding CLH

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Janus Henderson Group
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
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
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
Pictet Asset Management Carouge, Switzerland $94.8B AUM 24.11% 1-Year Est. Return

OP Asset Management's CLH Position: Q1 2026 in Review

OP Asset Management increased its Clean Harbors (CLH) stake by 154% in Q1 2026, buying an estimated $16.4M and bringing the position to 99,201 shares worth $28.4M. The position accounts for 0.29% of the portfolio, ranked #49.

OP Asset Management first reported a position in CLH in Q1 2025 and has held it in 5 quarters since. The position peaked at $29.1M in Q3 2025. 623 funds tracked by Wall St. Rank hold CLH as of Q1 2026.

  • OP Asset Management held 99,201 shares of Clean Harbors worth $28.4M as of Q1 2026.
  • OP Asset Management bought 60,111 Clean Harbors shares in Q1 2026, an estimated $16.4M.
  • Clean Harbors made up 0.29% of OP Asset Management's portfolio in Q1 2026, its #49 holding.
  • OP Asset Management first reported a position in Clean Harbors in Q1 2025 and has held it in 5 quarters since.
  • OP Asset Management's Clean Harbors position peaked at $29.1M in Q3 2025.
  • 623 funds tracked by Wall St. Rank held Clean Harbors as of Q1 2026.

Based on OP Asset Management's 13F filing for Q1 2026, filed 9 Apr 2026.