Investor Relations

Dawson Geophysical Company

Filing date Form Description Filing Group View
10QSB/A

An amendment to a previously filed 10QSB

Quarterly Filings
View HTML
3/A

An amendment to a 3 filing. Non-EDGAR filing

3,4,5
View HTML
SC TO-T/A

Amendment to a previously filed SC TO-T

Mergers & Acquisitions
View HTML
SC TO-T/A

Amendment to a previously filed SC TO-T

Mergers & Acquisitions
View HTML
SC TO-T/A

Amendment to a previously filed SC TO-T

Mergers & Acquisitions
View HTML
SC 14D9/A

Amendment to a previously filed SC 14D9

Mergers & Acquisitions
View HTML
SC 14D9/A

Amendment to a previously filed SC 14D9

Mergers & Acquisitions
View HTML
SC 14D9/A

Amendment to a previously filed SC 14D9

Mergers & Acquisitions
View HTML
SC 14D9/A

Amendment to a previously filed SC 14D9

Mergers & Acquisitions
View HTML
8-K/A

Amendment to a previously filed 8-K

Current Reports
View HTML