Insider Activity of Winn Daniel G
The largest purchase of all time was on 2008-11-21 and amounted to 10000 shares of Dawson Geophysical Company for $10,900.
The largest sale of all time was on 2007-08-08 and amounted to 9514 shares of Dawson Geophysical Company for $97,328.
Biography of Winn Daniel G
No biography is available at this moment.