Castleark Management’s Patterson-UTI PTEN Stock Holding History

Castleark Management’s Portfolio PTEN Stock Details PTEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q1	–	Sell	-164,820	Closed	-$2.78M	–	317
2022 Q4	$2.78M	Sell	164,820 -729,390	-82%	-$12M	0.15%	146
2022 Q3	$10.4M	Buy	+894,210	New	+$12.8M	0.58%	36
2021 Q3	–	Sell	-80,130	Closed	-$796K	–	359
2021 Q2	$796K	Buy	+80,130	New	+$678K	0.03%	231
2019 Q3	–	Sell	-84,800	Closed	-$976K	–	375
2019 Q2	$976K	Buy	+84,800	New	+$1.09M	0.04%	244
2018 Q1	–	Sell	-586,795	Closed	-$13.5M	–	431
2017 Q4	$13.5M	Buy	586,795 +168,165	+40%	+$3.48M	0.41%	84
2017 Q3	$8.77M	Buy	+418,630	New	+$7.71M	0.28%	133
2017 Q2	–	Sell	-121,640	Closed	-$2.95M	–	423
2017 Q1	$2.95M	Sell	121,640 -64,360	-35%	-$1.74M	0.09%	241
2016 Q4	$5.01M	Sell	186,000 -140,500	-43%	-$3.47M	0.16%	190
2016 Q3	$7.3M	Buy	326,500 +209,300	+179%	+$4.2M	0.22%	144
2016 Q2	$2.5M	Hold	117,200	–	–	0.08%	250
2016 Q1	$2.06M	Buy	117,200 +14,400	+14%	+$215K	0.06%	249
2015 Q4	$1.55M	Buy	+102,800	New	+$1.58M	0.05%	276
2015 Q2	–	Sell	-105,200	Closed	-$1.98M	–	388
2015 Q1	$1.98M	Buy	+105,200	New	+$1.8M	0.05%	268

Other funds holding PTEN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Macquarie Group Sydney, NSW 2000, Australia $16.8B AUM 27.39% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return

VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Castleark Management's PTEN Position: Q1 2023 in Review

Castleark Management sold out of Patterson-UTI (PTEN) in Q1 2023, closing a stake of 164,820 shares — an estimated $2.78M sold.

Castleark Management first reported a position in PTEN in Q1 2015 and held it in 13 quarters. The position peaked at $13.5M in Q4 2017. 285 funds tracked by Wall St. Rank hold PTEN as of Q1 2023.

Castleark Management reported no remaining Patterson-UTI position as of Q1 2023 after selling out during the quarter.
Castleark Management sold 164,820 Patterson-UTI shares in Q1 2023, an estimated $2.78M.
Castleark Management first reported a position in Patterson-UTI in Q1 2015 and held it in 13 quarters.
Castleark Management's Patterson-UTI position peaked at $13.5M in Q4 2017.
285 funds tracked by Wall St. Rank held Patterson-UTI as of Q1 2023.

Based on Castleark Management's 13F filing for Q1 2023, filed 16 May 2023.