NELSON ALAN MARK 4
4 · DAWSON GEOPHYSICAL CO · Filed Aug 9, 2011
Insider Transaction Report
Form 4
NELSON ALAN MARK
Vice President
Transactions
- Tax Payment
DWSN-Common Stock $0.33 1/3 par
2011-06-02$34.22/sh−375$12,833→ 9,516 total
Footnotes (1)
- [F1]Represents the surrender of shares of Common Stock to satisfy tax withholding obligations in connection with the vesting of restricted stock issued to the Reporting Person under Dawson Geophysical Company's shareholder-approved long-term incentive plan.