Cubist Systematic Strategies’s Pioneer Energy Services Corp. PES Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q2	–	Sell	-14,434	Closed	-$26K	–	2690
2019 Q1	$26K	Buy	+14,434	New	+$24.9K	﹤0.01%	2162
2018 Q3	–	Sell	-30,353	Closed	-$178K	–	2198
2018 Q2	$178K	Buy	30,353 +18,415	+154%	+$81.9K	0.01%	1394
2018 Q1	$32K	Sell	11,938 -12,967	-52%	-$40.9K	﹤0.01%	1730
2017 Q4	$76K	Buy	+24,905	New	+$54.4K	﹤0.01%	1729
2017 Q2	–	Sell	-45,709	Closed	-$183K	–	1985
2017 Q1	$183K	Buy	45,709 +13,683	+43%	+$76.1K	0.01%	1226
2016 Q4	$219K	Buy	32,026 +2,459	+8%	+$12K	0.02%	1204
2016 Q3	$119K	Buy	+29,567	New	+$109K	0.01%	1426
2015 Q3	–	Sell	-40,243	Closed	-$255K	–	2109
2015 Q2	$255K	Buy	40,243 +17,846	+80%	+$122K	0.01%	1315
2015 Q1	$121K	Buy	+22,397	New	+$112K	0.01%	1639
2014 Q4	–	Sell	-50,681	Closed	-$711K	–	2125
2014 Q3	$711K	Buy	50,681 +39,987	+374%	+$624K	0.04%	626
2014 Q2	$188K	Buy	+10,694	New	+$160K	0.01%	1194