PATTERSON UTI ENERGY INC

Ticker: PTEN CUSIP: 703481101 Class: Common Stock

Parkwood LLC's Holding History (CIK: 0001597823)

Note: Option positions (PUT/CALL) are excluded.

Q4 2017

Shares 55,053 Value ($000) $1,267 Avg Close $20.72 Range $17.24 - $23.26

Q3 2017

Shares 97,924 Value ($000) $2,051 Avg Close $18.42 Range $14.83 - $21.74

Q2 2017

Shares 32,523 Value ($000) $657 Avg Close $21.79 Range $19.06 - $25.75

Q2 2016

Shares 53,130 Value ($000) $1,133 Avg Close $18.84 Range $16.06 - $22.12

Q4 2015

Shares 9,070 Value ($000) $201 Avg Close $15.38 Range $12.82 - $17.45

Q4 2014

Shares 10,551 Value ($000) $175 Avg Close $21.10 Range $14.01 - $33.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	55,053	$1,267	$20.72	$17.24 - $23.26
Q3 2017	97,924	$2,051	$18.42	$14.83 - $21.74
Q2 2017	32,523	$657	$21.79	$19.06 - $25.75
Q2 2016	53,130	$1,133	$18.84	$16.06 - $22.12
Q4 2015	9,070	$201	$15.38	$12.82 - $17.45
Q4 2014	10,551	$175	$21.10	$14.01 - $33.28