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Castleark Management LLC

SEC CIK
0001106832
Latest filing
Aug 14, 2026

CLH holding history

Clean Harbors Inc in every 13F filed by Castleark Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CLH overviewAll 13F holders of CLHFull Q2 2026 holdings

Shares (Q1 2022)
0
Sold out in Q1 2022
Value
$0
% of portfolio
0.0%
Quarters held
4
Since Q1 2021
Holdings of CLH by Castleark Management LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20220$00.0%−20,810−100.0%Sold outHolders
Q4 202120,810$2.08M0.1%−86,080−80.5%ReducedHolders
Q3 2021106,890$11.1M0.4%−5,950−5.3%ReducedHolders
Q2 2021112,840$10.5M0.4%−6,640−5.6%ReducedHolders
Q1 2021119,480$10.0M0.4%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.