Home/Filings/4/A/0001209191-09-049993
4/A//SEC Filing

NELSON ALAN MARK 4/A

Accession 0001209191-09-049993

CIK 0000351231other

Filed

Oct 27, 8:00 PM ET

Accepted

Oct 28, 3:52 PM ET

Size

5.0 KB

Accession

0001209191-09-049993

Insider Transaction Report

Form 4/AAmended
Period: 2009-10-04
NELSON ALAN MARK
Vice President
Transactions
  • Tax Payment

    DWSN-Common Stock, par value $0.33 1/3 per share

    2009-10-04$25.99/sh750$19,4936,891 total
Footnotes (1)
  • [F1]This amendment is filed to restate the number of shares forfeited by the reporting person for tax withholding purposes on October 4, 2009 and to correct the aggregate amount of securities beneficially owned following this transaction by the reporting person.

Issuer

DAWSON GEOPHYSICAL CO

CIK 0000351231

Entity typeother

Related Parties

1
  • filerCIK 0001282932

Filing Metadata

Form type
4/A
Filed
Oct 27, 8:00 PM ET
Accepted
Oct 28, 3:52 PM ET
Size
5.0 KB