A.R.T. Advisors’s Clean Harbors CLH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2020
Q1
Sell
-37,224
Closed -$3.19M 232
2019
Q4
$3.19M Buy
37,224
+18,300
+97% +$1.49M 0.16% 161
2019
Q3
$1.46M Buy
+18,924
New +$1.4M 0.07% 382
2019
Q2
Sell
-24,524
Closed -$1.75M 1375
2019
Q1
$1.75M Buy
24,524
+12,435
+103% +$768K 0.1% 281
2018
Q4
$597K Buy
12,089
+1,189
+11% +$74.1K 0.04% 645
2018
Q3
$780K Buy
+10,900
New +$693K 0.04% 680
2018
Q2
Sell
-8,200
Closed -$400K 1465
2018
Q1
$400K Buy
+8,200
New +$430K 0.02% 1040
2017
Q4
Sell
-15,200
Closed -$861K 1406
2017
Q3
$861K Buy
15,200
+7,800
+105% +$425K 0.04% 600
2017
Q2
$413K Buy
+7,400
New +$426K 0.02% 886
2015
Q4
Sell
-18,427
Closed -$810K 1487
2015
Q3
$810K Buy
+18,427
New +$915K 0.03% 699
2015
Q2
Sell
-18,221
Closed -$1.03M 1500
2015
Q1
$1.03M Buy
+18,221
New +$944K 0.04% 643
2014
Q4
Sell
-17,784
Closed -$958K 1442
2014
Q3
$958K Buy
+17,784
New +$1.05M 0.04% 522
2013
Q4
Sell
-6,810
Closed -$399K 1287
2013
Q3
$399K Buy
+6,810
New +$380K 0.02% 865

Other funds holding CLH