SEC 13F Intelligence

Mountain Pacific Investment Advisers LLC / CLH

Mountain Pacific Investment Advisers LLC’s Clean Harbors Inc Position

Does Mountain Pacific Investment Advisers LLC own Clean Harbors Inc (CLH)? Yes — 23.4K shares worth $7M (+1.15% of its 13F portfolio) as of Q1 2026, down from 23.7K shares the prior filed quarter.

Position Value
$7M
Q1 2026
Shares
23.4K
% of Portfolio
+1.15%
Quarters Held
9
currently held

Position History CLH

Reported value by quarter
Q1 ’24: $14MQ1 ’24Q2 ’24: $20MQ3 ’24: $23MQ3 ’24Q4 ’24: $23MQ1 ’25: $21MQ1 ’25Q2 ’25: $25MQ3 ’25: $5MQ3 ’25Q4 ’25: $6MQ1 ’26: $7MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 202623.4K$7M+1.15%
Q4 202523.7K$6M+0.90%
Q3 202522.6K$5M+0.82%
Q2 2025107.0K$25M+1.79%
Q1 2025107.0K$21M+1.57%
Q4 202499.0K$23M+1.60%
Q3 202494.8K$23M+1.56%
Q2 202489.6K$20M+1.51%
Q1 202470.3K$14M+0.79%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Mountain Pacific Investment Advisers LLC’s full portfolio or all institutional holders of CLH.