PATTERSON UTI ENERGY INC

Ticker: PTEN CUSIP: 703481101 Class: Common Stock

GUARDIAN CAPITAL LP's Holding History (CIK: 0001224324)

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

Q3 2025

Shares 11,605 Value ($000) $60 Avg Close $5.75 Range $5.10 - $6.69

Q3 2014

Shares 17,382 Value ($000) $565 Avg Close $33.96 Range $31.12 - $38.43

Q1 2014

Shares 17,890 Value ($000) $567 Avg Close $27.81 Range $24.37 - $31.95

Q4 2013

Shares 22,100 Value ($000) $560 Avg Close $23.93 Range $21.29 - $26.09

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	11,605	$60	$5.75	$5.10 - $6.69
Q3 2014	17,382	$565	$33.96	$31.12 - $38.43
Q1 2014	17,890	$567	$27.81	$24.37 - $31.95
Q4 2013	22,100	$560	$23.93	$21.29 - $26.09