Home/Filings/4/0001209191-11-012664
4//SEC Filing

Wright Stuart Allan 4

Accession 0001209191-11-012664

CIK 0000351231other

Filed

Feb 24, 7:00 PM ET

Accepted

Feb 25, 11:23 AM ET

Size

23.5 KB

Accession

0001209191-11-012664

Insider Transaction Report

Form 4
Period: 2011-02-23
Wright Stuart Allan
Vice President
Transactions
  • Exercise/Conversion

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$18.91/sh+2,500$47,2757,000 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.77/sh200$9,1546,800 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.88/sh96$4,4045,404 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.93/sh318$14,6064,886 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.97/sh100$4,5974,686 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.76/sh186$8,5114,500 total
  • Exercise/Conversion

    Employee Stock Option (Right to buy)

    2011-02-232,5000 total
    Exercise: $18.91Exp: 2018-12-02DWSN-Common Stock $0.33 1/3 par (2,500 underlying)
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.78/sh500$22,8906,300 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.79/sh100$4,5796,200 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.83/sh300$13,7495,900 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.85/sh200$9,1705,700 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.86/sh200$9,1725,500 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.91/sh200$9,1825,204 total
  • Sale

    DWSN-Common Stock $0.33 1/3 par

    2011-02-23$45.94/sh100$4,5944,786 total
Footnotes (1)
  • [F1]The options vest in four equal installments on December 2, 2009, 2010, 2011 and 2012.

Issuer

DAWSON GEOPHYSICAL CO

CIK 0000351231

Entity typeother

Related Parties

1
  • filerCIK 0001411285

Filing Metadata

Form type
4
Filed
Feb 24, 7:00 PM ET
Accepted
Feb 25, 11:23 AM ET
Size
23.5 KB