0001104659-18-060004.txt : 20181002
0001104659-18-060004.hdr.sgml : 20181002
20181002162443
ACCESSION NUMBER: 0001104659-18-060004
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20180928
FILED AS OF DATE: 20181002
DATE AS OF CHANGE: 20181002
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Klofas Michael L
CENTRAL INDEX KEY: 0001676043
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-32472
FILM NUMBER: 181101609
MAIL ADDRESS:
STREET 1: 64 WINDHAM DRIVE
CITY: EAST LONGMEADOW
STATE: MA
ZIP: 01028
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: DAWSON GEOPHYSICAL CO
CENTRAL INDEX KEY: 0000799165
STANDARD INDUSTRIAL CLASSIFICATION: OIL AND GAS FIELD EXPLORATION SERVICES [1382]
IRS NUMBER: 742095844
STATE OF INCORPORATION: TX
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 508 WEST WALL
STREET 2: SUITE 800
CITY: MIDLAND
STATE: TX
ZIP: 79701
BUSINESS PHONE: 4326843000
MAIL ADDRESS:
STREET 1: 508 WEST WALL
STREET 2: SUITE 800
CITY: MIDLAND
STATE: TX
ZIP: 79701
FORMER COMPANY:
FORMER CONFORMED NAME: TGC INDUSTRIES INC
DATE OF NAME CHANGE: 19920703
4
1
a4.xml
4
X0306
4
2018-09-28
0
0000799165
DAWSON GEOPHYSICAL CO
DWSN
0001676043
Klofas Michael L
64 WINDHAM DRIVE
EAST LONGMEADOW
MA
01028
1
0
0
0
Dawson Geophysical Company-Common Stock $0.01 par value
2018-09-28
4
A
0
1989
0
A
11402
D
Michael L Klofas
2018-10-02