PATTERSON UTI ENERGY INC

Ticker: PTEN CUSIP: 703481101 Class: Common Stock

Sterling Investment Advisors, Ltd.'s Holding History (CIK: 0001701132)

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

Q4 2016

Shares 161 Value ($000) $4 Avg Close $24.70 Range $20.79 - $29.56

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	161	$4	$24.70	$20.79 - $29.56