SCI
CLH icon

S&CO Inc’s Clean Harbors CLH Stock Holding History

S&CO Inc’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 		$344K Hold
1,200
– – 0.02% 182
2025
Q4 		$281K Hold
1,200
– – 0.02% 195
2025
Q3 		$278K Hold
1,200
– – 0.02% 199
2025
Q2 		$277K Hold
1,200
– – 0.02% 198
2025
Q1 		$236K Hold
1,200
– – 0.02% 206
2024
Q4 		$276K Hold
1,200
– – 0.02% 188
2024
Q3 		$290K Hold
1,200
– – 0.02% 192
2024
Q2 		$271K Hold
1,200
– – 0.02% 196
2024
Q1 		$241K Hold
1,200
– – 0.02% 194
2023
Q4 		$209K Hold
1,200
– – 0.02% 186
2023
Q3 		$200K Buy
+1,200
New +$202K 0.02% 178
2015
Q1 		– Sell
-19,800
Closed -$951K – 142
2014
Q4 		$951K Hold
19,800
– – 0.14% 90
2014
Q3 		$1.07M Hold
19,800
– – 0.16% 78
2014
Q2 		$1.27M Hold
19,800
– – 0.18% 74
2014
Q1 		$1.08M Hold
19,800
– – 0.16% 74
2013
Q4 		$1.19M Hold
19,800
– – 0.2% 70
2013
Q3 		$1.16M Buy
19,800
+8,700
+78% +$485K 0.2% 71
2013
Q2 		$561K Buy
+11,100
New +$619K 0.09% 86

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