Stock Trading History of Forsdick Kermit S

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Forsdick Kermit S since year 2005. The trader's CIK number is 1210495. At the time of this reporting, Forsdick Kermit S is the Vice President of Dawson Geophysical Co . (stock ticker symbol DWSN). See this page for all insider trading activities at Dawson Geophysical Co .

Stock purchases, sales, and option exercises reported by insider *Forsdick Kermit S* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-06-30	DWSN	Dawson Geophysical Co	Option Exercise	1,500	12.48	18,727
2007-12-12	DWSN	Dawson Geophysical Co	Option Exercise	4,000	7.06	28,240
2007-12-12	DWSN	Dawson Geophysical Co	Sale	4,000	72.80	291,200
2007-08-08	DWSN	Dawson Geophysical Co	Option Exercise	2,500	5.21	13,025
2007-08-08	DWSN	Dawson Geophysical Co	Sale	2,500	69.61	174,025
2007-06-29	DWSN	Dawson Geophysical Co	Option Exercise	1,000	17.91	17,910
2007-06-29	DWSN	Dawson Geophysical Co	Sale	1,000	61.76	61,755
2007-02-26	DWSN	Dawson Geophysical Co	Sale	1,000	43.03	43,030
2006-12-07	DWSN	Dawson Geophysical Co	Option Exercise	3,750	6.31	23,655
2006-12-07	DWSN	Dawson Geophysical Co	Sale	3,750	36.48	136,799

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 Forsdick Kermit S (Vice President of Dawson Geophysical Co at the time of this reporting) see the Securities and Exchange Commission (SEC) website.