Dawson Geophysical Co (DWSN)
Last Change % Change Open High Low
24.06  0.23   0.97   24.17   24.3499   23.87  

Feb 2010  Mar 2010  Jun 2010  Sep 2010  
Call Strike Put
Sym Last Chge Vol Open Int   Sym Last Chge Vol Open Int
DWSN B 20 N/A N/A N/A N/A  20.00 DWSN N 20 0.30 0.00 0
DWSN B 22.5 1.65 0.00 0 81  22.50 DWSN N 22.5 0.75 0.00 0 31 
DWSN B 25 0.30 0.42 3 176  25.00 DWSN N 25 1.30 0.37 170 145