Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001278641-18-000003
Filing Date
2018-02-01
Accepted
2018-01-31 17:43:34
Documents
1

Document Format Files

Seq Description Document Type Size
1 dwsn13Ga013118.txt SC 13G/A 9073
  Complete submission text file 0001278641-18-000003.txt   10705
Mailing Address 508 WEST WALL SUITE 800 MIDLAND TX 79701
Business Address 508 WEST WALL SUITE 800 MIDLAND TX 79701 4326843000
DAWSON GEOPHYSICAL CO (Subject) CIK: 0000799165 (see all company filings)

EIN.: 742095844 | State of Incorp.: TX | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-37717 | Film No.: 18563957
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address 199 E PEARL AVENUE, SUITE 102 PO BOX 530 JACKSON WY 83001
Business Address 199 E PEARL AVENUE, SUITE 102 PO BOX 530 JACKSON WY 83001 307 734 7300
BEDDOW CAPITAL MANAGEMENT INC (Filed by) CIK: 0001278641 (see all company filings)

EIN.: 943116578 | State of Incorp.: CA | Fiscal Year End: 1231
Type: SC 13G/A