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Munro Partners’s Clean Harbors CLH Stock Holding History

Munro Partners’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 		$11.7M Sell
40,669
-45,090
-53% -$12.3M 0.4% 41
2025
Q4 		$20.1M Buy
85,759
+8,755
+11% +$2M 0.52% 37
2025
Q3 		$17.9M Buy
77,004
+42,605
+124% +$10.1M 0.48% 38
2025
Q2 		$7.95M Sell
34,399
-4,403
-11% -$964K 0.25% 40
2025
Q1 		$7.65M Sell
38,802
-274,314
-88% -$60M 0.36% 34
2024
Q4 		$72.1M Buy
313,116
+272,805
+677% +$67.8M 2.39% 21
2024
Q3 		$9.74M Buy
40,311
+7,205
+22% +$1.69M 0.35% 33
2024
Q2 		$7.49M Sell
33,106
-9,020
-21% -$1.89M 0.28% 30
2024
Q1 		$8.48M Sell
42,126
-104,277
-71% -$18.7M 0.3% 31
2023
Q4 		$25.5M Buy
146,403
+3,877
+3% +$636K 1.14% 30
2023
Q3 		$23.9M Buy
142,526
+117,926
+479% +$19.9M 1.2% 23
2023
Q2 		$4.04M Buy
24,600
+4,540
+23% +$664K 0.19% 27
2023
Q1 		$2.86M Buy
+20,060
New +$2.61M 0.14% 29

Other funds holding CLH

BlackRock
BlackRock New York $6.73T AUM 46.02% 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 $3.37T AUM 44.26% 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 $105B AUM 38.07% 1-Year Est. Return

Munro Partners's CLH Position: Q1 2026 in Review

Munro Partners reduced its Clean Harbors (CLH) stake by 53% in Q1 2026, selling an estimated $12.3M and leaving 40,669 shares worth $11.7M. The position accounts for 0.4% of the portfolio, ranked #41.

Munro Partners first reported a position in CLH in Q1 2023 and has held it in 13 quarters since. The position peaked at $72.1M in Q4 2024. 624 funds tracked by Wall St. Rank hold CLH as of Q1 2026.

  • Munro Partners held 40,669 shares of Clean Harbors worth $11.7M as of Q1 2026.
  • Munro Partners sold 45,090 Clean Harbors shares in Q1 2026, an estimated $12.3M.
  • Clean Harbors made up 0.4% of Munro Partners's portfolio in Q1 2026, its #41 holding.
  • Munro Partners first reported a position in Clean Harbors in Q1 2023 and has held it in 13 quarters since.
  • Munro Partners's Clean Harbors position peaked at $72.1M in Q4 2024.
  • 624 funds tracked by Wall St. Rank held Clean Harbors as of Q1 2026.

Based on Munro Partners's 13F filing for Q1 2026, filed 6 May 2026.