PATTERSON UTI ENERGY INC

Ticker: PTEN CUSIP: 703481101 Class: Common Stock

Cornerstone Investment Partners, LLC's Holding History (CIK: 0001328062)

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

Q4 2022

Shares 10,450 Value ($000) $176 Avg Close $16.50 Range $12.37 - $19.81

Q3 2022

Shares 10,850 Value ($000) $127 Avg Close $14.29 Range $10.69 - $17.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	10,450	$176	$16.50	$12.37 - $19.81
Q3 2022	10,850	$127	$14.29	$10.69 - $17.17