Portolan Capital Management’s Clean Harbors CLH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2023
Q4
Sell
-6,247
Closed -$1.05M 135
2023
Q3
$1.05M Sell
6,247
-15,709
-72% -$2.63M 0.1% 117
2023
Q2
$3.61M Sell
21,956
-49,321
-69% -$8.11M 0.32% 82
2023
Q1
$10.2M Buy
+71,277
New +$10.2M 0.97% 31
2014
Q4
Sell
-17,681
Closed -$953K 114
2014
Q3
$953K Sell
17,681
-52,442
-75% -$2.83M 0.22% 97
2014
Q2
$4.51M Buy
70,123
+18,633
+36% +$1.2M 0.98% 38
2014
Q1
$2.82M Sell
51,490
-22,751
-31% -$1.25M 0.65% 69
2013
Q4
$4.45M Buy
74,241
+33,900
+84% +$2.03M 0.99% 37
2013
Q3
$2.37M Sell
40,341
-26,713
-40% -$1.57M 0.62% 63
2013
Q2
$3.39M Buy
+67,054
New +$3.39M 0.97% 39