A.R.T. Advisors’s Pioneer Energy Services Corp. PES Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2019
Q2
Sell
-33,807
Closed -$60K 1796
2019
Q1
$60K Sell
33,807
-10,738
-24% -$19.1K ﹤0.01% 1205
2018
Q4
$55K Buy
44,545
+24,539
+123% +$30.3K ﹤0.01% 1212
2018
Q3
$59K Sell
20,006
-107,698
-84% -$318K ﹤0.01% 1310
2018
Q2
$747K Buy
+127,704
New +$747K 0.03% 763
2017
Q2
Sell
-102,800
Closed -$411K 1890
2017
Q1
$411K Buy
+102,800
New +$411K 0.02% 883
2016
Q1
Sell
-132,703
Closed -$287K 1795
2015
Q4
$287K Buy
132,703
+122,088
+1,150% +$264K 0.01% 1076
2015
Q3
$22K Buy
+10,615
New +$22K ﹤0.01% 1313
2015
Q2
Sell
-439,935
Closed -$2.38M 1830
2015
Q1
$2.38M Buy
+439,935
New +$2.38M 0.08% 327
2014
Q4
Sell
-17,729
Closed -$248K 1778
2014
Q3
$248K Sell
17,729
-105,758
-86% -$1.48M 0.01% 1016
2014
Q2
$2.17M Buy
123,487
+47,902
+63% +$840K 0.11% 262
2014
Q1
$978K Sell
75,585
-29,003
-28% -$375K 0.05% 510
2013
Q4
$837K Buy
104,588
+6,811
+7% +$54.5K 0.04% 559
2013
Q3
$734K Sell
97,777
-1,393
-1% -$10.5K 0.04% 617
2013
Q2
$656K Buy
+99,170
New +$656K 0.02% 775