Form SC 13G/A PATTERSON UTI ENERGY Filed by: WELLINGTON MANAGEMENT GROUP LLP

Go back to Form SC 13G/A PATTERSON UTI ENERGY Filed by: WELLINGTON MANAGEMENT GROUP LLP
Patterson-UTI Energy, Inc. (NASDAQ: PTEN) Delayed: 10.20 +0.16 (1.59%)
Previous Close $10.04    52 Week High $25.01 
Open $10.13    52 Week Low $10.94 
Day High $10.21    P/E 7.97 
Day Low $9.83    EPS $1.28 
Volume 8,590,655