CLEMENTS CALVIN J

Insider trading activity of CLEMENTS CALVIN J

Figures computed from official regulatory filings — methodology.

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Company	Filed	Type	Qty	Price	Value · USD	Src
DAWSON GEOPHYSICAL CO	Nov 7, 2005	Sell	-10,000	26.60 USD	—	SEC
DAWSON GEOPHYSICAL CO	Nov 7, 2005	Sell	-10,000	26.50 USD	—	SEC
DAWSON GEOPHYSICAL CO	Nov 15, 2004	Award	500	17.91 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-100	21.29 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,600	21.51 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-3,300	21.46 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-500	21.46 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,900	21.25 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-2,000	21.31 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-500	21.52 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-100	21.15 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-100	21.27 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-200	21.28 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-800	21.40 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,700	21.47 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,932	21.45 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-3,400	21.50 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-500	21.49 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-68	21.10 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-600	21.16 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-600	21.20 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,600	21.17 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-3,500	21.53 USD	—	SEC
DAWSON GEOPHYSICAL CO	Mar 25, 2004	Award	500	11.74 USD	—	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
DAWSON GEOPHYSICAL CO	Nov 7, 2005	Sell	-10,000	26.60 USD	—	SEC
DAWSON GEOPHYSICAL CO	Nov 7, 2005	Sell	-10,000	26.50 USD	—	SEC
DAWSON GEOPHYSICAL CO	Nov 15, 2004	Award	500	17.91 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-100	21.29 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,600	21.51 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-3,300	21.46 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-500	21.46 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,900	21.25 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-2,000	21.31 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-500	21.52 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-100	21.15 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-100	21.27 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-200	21.28 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-800	21.40 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,700	21.47 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,932	21.45 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-3,400	21.50 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-500	21.49 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-68	21.10 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-600	21.16 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-600	21.20 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-1,600	21.17 USD	—	SEC
DAWSON GEOPHYSICAL CO	Jun 28, 2004	Sell	-3,500	21.53 USD	—	SEC
DAWSON GEOPHYSICAL CO	Mar 25, 2004	Award	500	11.74 USD	—	SEC