Needham Investment 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 | $14.1M | Hold |
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|
2025
Q1 | $12M | Buy |
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|
2024
Q4 | $14M | Hold |
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|
2024
Q3 | $14.7M | Buy |
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|
2024
Q2 | $13.7M | Buy |
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|
2024
Q1 | $12.2M | Buy |
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|
2023
Q4 | $10.2M | Buy |
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|
2023
Q3 | $8.64M | Buy |
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|
2023
Q2 | $8.4M | Sell |
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|
2023
Q1 | $7.49M | Hold |
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|
2022
Q4 | $5.99M | Sell |
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|
2022
Q3 | $5.94M | Hold |
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|
2022
Q2 | $4.74M | Buy |
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|
2022
Q1 | $3.23M | Buy |
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|
2021
Q4 | $998K | Buy |
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|
2021
Q3 | $572K | Hold |
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|
2021
Q2 | $512K | Hold |
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|
2021
Q1 | $462K | Hold |
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|
2020
Q4 | $418K | Hold |
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|
2020
Q3 | $308K | Hold |
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|
2020
Q2 | $330K | Hold |
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|
2020
Q1 | $283K | Buy |
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|
2018
Q1 | – | Sell |
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|
2017
Q4 | $54K | Sell |
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|
2017
Q3 | $624K | Buy |
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|
2017
Q2 | $390K | Hold |
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|
2017
Q1 | $389K | Buy |
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|
2015
Q3 | – | Sell |
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|
2015
Q2 | $1.13M | Hold |
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|
2015
Q1 | $1.19M | Hold |
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|
2014
Q4 | $1.01M | Buy |
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|
2014
Q3 | $1.08M | Hold |
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|
2014
Q2 | $1.28M | Hold |
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|
2014
Q1 | $1.1M | Buy |
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|
2013
Q4 | $900K | Hold |
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|
2013
Q3 | $880K | Buy |
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