Twin Tree Management’s Whiting Petroleum Corporation WLL Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q1	–	Sell	-1,204	Closed	-$2.05M	–	1712
2018 Q4	$2.05M	Hold	1,204	–	–	0.01%	722
2018 Q3	$4.79M	Hold	1,204	–	–	0.03%	407
2018 Q2	$4.76M	Buy	+1,204	New	+$4.16M	0.03%	436
2017 Q1	–	Sell	-10	Closed	-$36K	–	1382
2016 Q4	$36K	Hold	10	–	–	﹤0.01%	1084
2016 Q3	$26K	Hold	10	–	–	﹤0.01%	1065
2016 Q2	$28K	Hold	10	–	–	﹤0.01%	1106
2016 Q1	$24K	Sell	10 -80	-89%	-$157K	﹤0.01%	1163
2015 Q4	$255K	Sell	90 -139	-61%	-$660K	0.01%	1037
2015 Q3	$1.05M	Buy	229 +21	+10%	+$130K	0.03%	528
2015 Q2	$2.1M	Buy	208 +111	+114%	+$1.16M	0.05%	386
2015 Q1	$896K	Sell	97 -83	-46%	-$841K	0.02%	626
2014 Q4	$1.78M	Sell	180 -9	-5%	-$137K	0.05%	418
2014 Q3	$4.41M	Buy	+189	New	+$4.82M	0.12%	193