PATTERSON UTI ENERGY INC

Ticker: PTEN CUSIP: 703481101 Class: Common Stock

WRIGHT INVESTORS SERVICE INC's Holding History (CIK: 0000108572)

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

Q3 2014

Shares 12,860 Value ($000) $418 Avg Close $33.96 Range $31.12 - $38.43

Q2 2014

Shares 20,331 Value ($000) $710 Avg Close $32.83 Range $30.24 - $35.42

Q1 2014

Shares 6,845 Value ($000) $217 Avg Close $27.81 Range $24.37 - $31.95

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2014	12,860	$418	$33.96	$31.12 - $38.43
Q2 2014	20,331	$710	$32.83	$30.24 - $35.42
Q1 2014	6,845	$217	$27.81	$24.37 - $31.95