PATTERSON UTI ENERGY INC

Ticker: PTEN CUSIP: 703481101 Class: Common Stock

Employees Retirement System of Texas's Holding History (CIK: 0001398739)

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

Q2 2019
Shares 158,000 Value ($000) $1,819 Avg Close $12.87 Range $10.07 - $16.27
Q1 2019
Shares 228,000 Value ($000) $3,197 Avg Close $13.11 Range $9.85 - $14.79
Q4 2018
Shares 228,000 Value ($000) $2,360 Avg Close $14.74 Range $9.49 - $18.24
Q3 2018
Shares 283,000 Value ($000) $4,842 Avg Close $17.18 Range $14.60 - $19.29
Q2 2018
Shares 220,000 Value ($000) $3,960 Avg Close $20.05 Range $16.61 - $23.99
Q1 2018
Shares 220,000 Value ($000) $3,852 Avg Close $20.88 Range $16.82 - $25.03
Q4 2017
Shares 220,000 Value ($000) $5,062 Avg Close $20.72 Range $17.24 - $23.26
Q3 2017
Shares 220,000 Value ($000) $4,607 Avg Close $18.42 Range $14.83 - $21.74
Q2 2017
Shares 169,000 Value ($000) $3,412 Avg Close $21.79 Range $19.06 - $25.75
Q1 2017
Shares 169,000 Value ($000) $4,102 Avg Close $26.97 Range $22.83 - $29.76
Q4 2016
Shares 179,000 Value ($000) $4,819 Avg Close $24.70 Range $20.79 - $29.56