Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000215457-19-006656
Filing Date
2019-02-08
Accepted
2019-02-07 18:09:55
Documents
1

Document Format Files

Seq Description Document Type Size
1 us2393601008_020719.txt SC 13G 11415
  Complete submission text file 0000215457-19-006656.txt   13241
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 | Act: 34 | File No.: 005-37717 | Film No.: 19576461
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

EIN.: 320174431 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G
SIC: 6211 Security Brokers, Dealers & Flotation Companies