Vertex One Asset Management’s Patterson-UTI PTEN Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q2	–	Sell	-66,600	Closed	-$934K	–	132
2019 Q1	$934K	Hold	66,600	–	–	0.2%	105
2018 Q4	$689K	Sell	66,600 -234,439	-78%	-$3.46M	0.2%	95
2018 Q3	$5.15M	Hold	301,039	–	–	0.8%	34
2018 Q2	$5.42M	Hold	301,039	–	–	0.88%	32
2018 Q1	$5.27M	Sell	301,039 -6,300	-2%	-$132K	0.95%	31
2017 Q4	$7.07M	Hold	307,339	–	–	1.2%	26
2017 Q3	$6.44M	Hold	307,339	–	–	1.05%	29
2017 Q2	$6.21M	Buy	307,339 +86,272	+39%	+$1.88M	0.98%	30
2017 Q1	$5.37M	Sell	221,067 -56,143	-20%	-$1.51M	0.91%	37
2016 Q4	$7.46M	Sell	277,210 -34,429	-11%	-$850K	1.25%	29
2016 Q3	$6.97M	Hold	311,639	–	–	1.1%	31
2016 Q2	$6.64M	Hold	311,639	–	–	1.07%	30
2016 Q1	$5.49M	Buy	311,639 +6,000	+2%	+$89.5K	0.8%	40
2015 Q4	$4.61M	Buy	305,639 +37,427	+14%	+$576K	0.62%	46
2015 Q3	$3.52M	Buy	268,212 +125,400	+88%	+$1.99M	0.48%	63
2015 Q2	$2.69M	Buy	+142,812	New	+$2.96M	0.31%	72