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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001104659-18-044131
Filing Date
2018-07-06
Accepted
2018-07-06 11:41:47
Documents
1
Period of Report
2018-06-29

Document Format Files

Seq Description Document Type Size
1 4/A a4a.html 4/A  
1 4/A a4a.xml 4/A 4637
  Complete submission text file 0001104659-18-044131.txt   6059
Mailing Address 508 WEST WALL SUITE 800 MIDLAND TX 79701
Business Address 508 WEST WALL SUITE 800 MIDLAND TX 79701 4326843000
DAWSON GEOPHYSICAL CO (Issuer) CIK: 0000799165 (see all company filings)

IRS No.: 742095844 | State of Incorp.: TX | Fiscal Year End: 1231
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address P O BOX 6199 FAIR HAVEN NJ 07704
Business Address
BARRETT WILLIAM J (Reporting) CIK: 0000923415 (see all company filings)

Type: 4/A | Act: 34 | File No.: 001-32472 | Film No.: 18942031