CIK 0000799165 · Non-accelerated filer<br>Smaller reporting company
DAWSON GEOPHYSICAL CO
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- DWSN
- Exchange
- Nasdaq
- Industry
- Oil & Gas Field Exploration Services
- FY end
- Dec 31
- Incorporated
- TX
- Entity type
- operating
- EIN
- 742095844
- Phone
- 4326843000
- Business address
- 508 WEST WALL, SUITE 800, MIDLAND, TX, 79701
- Former names
- TGC INDUSTRIES INC
- 4 Insider Changes in Ownership
- 4 Insider Changes in Ownership
- 4 Insider Changes in Ownership
- 8-K Event Material agreement · Acquisition or sale completed · Shareholder rights changed · Executive or director change · Bylaws or fiscal year change · Other events
- SC 13G Stake Amended Statement of Ownership
- 8-K Event Shareholder vote results · Other events
- 425 Deal Prospectus/Communication re Business Combination
- S-8 Other Securities Offered to Employees in Benefit Plans
- SC 13G/A Stake Amended Statement of Ownership
- SC 13G/A Stake Amended Statement of Ownership
- SC 13G/A Stake Amended Statement of Ownership
- SC 13G/A Stake Amended Statement of Ownership
- DEFA14A Proxy Proxy Materials
- 8-K Event Other events
- 425 Deal Prospectus/Communication re Business Combination
- 8-K Event Other events
- 425 Deal Prospectus/Communication re Business Combination
- EFFECT Other Notice of Effectiveness
- 424B3 Offering Prospectus
- CORRESP Other Correspondence Between Filers and SEC Staff
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