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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000903064-21-000011
Filing Date
2021-12-07
Accepted
2021-12-07 16:25:39
Documents
1

Document Format Files

Seq Description Document Type Size
1 DWSN 13G 11/30/21 GRACE & WHITE, INC dwsn113021.txt SC 13G/A 7751
  Complete submission text file 0000903064-21-000011.txt   9336
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)

IRS No.: 742095844 | State of Incorp.: TX | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-37717 | Film No.: 211476284
SIC: 1382 Oil & Gas Field Exploration Services

Mailing Address 515 MADISON AVE SUITE 1700 NY NY 10022
Business Address 515 MADISON AVE SUITE 1700 NY NY 10022 2129355990
GRACE & WHITE INC /NY (Filed by) CIK: 0000903064 (see all company filings)

IRS No.: 132884675 | State of Incorp.: NY | Fiscal Year End: 0228
Type: SC 13G/A