The following table details the trading activities
(stock purchases, stock sales, and stock option exercises)
the Securities and Exchange Commission (SEC)
by insider Nelson Alan Mark since year 2005.
The trader's CIK number is 1282932.
At the time of this reporting, Nelson Alan Mark is the Vice President of Dawson Geophysical Co .
(stock ticker symbol DWSN).
See this page for all insider trading activities at Dawson Geophysical Co .
|Trade Date||Symbol||Company Name (Issuer)||Trade Type||Shares||Price ($)||Value ($)|
|2012-05-07||DWSN||Dawson Geophysical Co||Sale||1,000||26.23||26,226|
|2009-06-01||DWSN||Dawson Geophysical Co||Sale||2,000||28.44||56,880|
|2009-06-01||DWSN||Dawson Geophysical Co||Option Ex||2,000||17.91||35,820|
|2008-05-13||DWSN||Dawson Geophysical Co||Sale||1,000||78.00||78,000|
|2007-08-03||DWSN||Dawson Geophysical Co||Sale||3,750||68.22||255,825|
|2007-08-03||DWSN||Dawson Geophysical Co||Option Ex||3,750||5.21||19,537|
|2006-01-04||DWSN||Dawson Geophysical Co||Sale||1,250||31.50||39,375|
|2006-01-04||DWSN||Dawson Geophysical Co||Option Ex||1,250||8.65||10,812|
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Nelson Alan Mark (Vice President of Dawson Geophysical Co at the time of this reporting) see the Securities and Exchange Commission (SEC) website.