Wright Stuart Allan 4
4 · DAWSON GEOPHYSICAL CO · Filed Dec 15, 2011
Insider Transaction Report
Form 4
Wright Stuart Allan
Vice President
Transactions
- Sale
DWSN-Common Stock $0.33 1/3 par
2011-12-13$18.91/sh−1,250$23,638→ 4,500 total - Exercise/Conversion
DWSN-Common Stock $0.33 1/3 par
2011-12-13$18.91/sh+1,250$23,638→ 5,750 total - Exercise/Conversion
Employee Stock Option (Right to buy)
2011-12-13−1,250→ 0 totalExercise: $18.91Exp: 2018-12-02→ DWSN-Common Stock $0.33 1/3 par (1,250 underlying)
Footnotes (1)
- [F1]The options vest in four equal installments on December 2, 2009, 2010, 2011 and 2012.