PATTERSON UTI ENERGY INC

Ticker: PTEN CUSIP: 703481101 Class: Common Stock

AMG National Trust Bank's Holding History (CIK: 0001388829)

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

Q2 2019

Shares 47,910 Value ($000) $551 Avg Close $12.87 Range $10.07 - $16.27

Q1 2019

Shares 48,077 Value ($000) $674 Avg Close $13.11 Range $9.85 - $14.79

Q4 2018

Shares 48,337 Value ($000) $500 Avg Close $14.74 Range $9.49 - $18.24

Q3 2018

Shares 26,097 Value ($000) $447 Avg Close $17.18 Range $14.60 - $19.29

Q2 2018

Shares 52,897 Value ($000) $952 Avg Close $20.05 Range $16.61 - $23.99

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	47,910	$551	$12.87	$10.07 - $16.27
Q1 2019	48,077	$674	$13.11	$9.85 - $14.79
Q4 2018	48,337	$500	$14.74	$9.49 - $18.24
Q3 2018	26,097	$447	$17.18	$14.60 - $19.29
Q2 2018	52,897	$952	$20.05	$16.61 - $23.99