Oberweis Asset Management’s Clean Harbors CLH Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $27.1M | Buy |
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|
2025
Q1 | $21.7M | Buy |
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|
2024
Q4 | $23.6M | Sell |
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|
2024
Q3 | $25.5M | Buy |
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|
2024
Q2 | $23.3M | Buy |
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|
2024
Q1 | $16.4M | Buy |
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|
2023
Q4 | $9.96M | Buy |
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|
2023
Q3 | $7.6M | Buy |
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|
2023
Q2 | $7.42M | Sell |
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|
2023
Q1 | $7.25M | Buy |
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|
2022
Q4 | $5.52M | Buy |
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|
2022
Q3 | $2.49M | Buy |
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|
2022
Q2 | $1.04M | Buy |
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|
2022
Q1 | $547K | Buy |
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|
2021
Q4 | $289K | Hold |
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|
2021
Q3 | $301K | Sell |
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|
2021
Q2 | $335K | Hold |
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|
2021
Q1 | $303K | Sell |
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|
2020
Q4 | $304K | Buy |
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|
2019
Q2 | – | Sell |
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|
2019
Q1 | $258K | Buy |
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