Investor Relations

Dawson Geophysical Company

Filing date Form Description Filing Group View
SC 13G/A

An amendment to the SC 13G filing

Other
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SC 13G/A

An amendment to the SC 13G filing

Other
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SC 13G/A

An amendment to the SC 13G filing

Other
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425

Filing of certain prospectuses and communications in connection with business combination transactions

Other
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DEFA14A

Additional proxy soliciting materials - definitive

Proxy Filings
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425

Filing of certain prospectuses and communications in connection with business combination transactions

Other
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425

Filing of certain prospectuses and communications in connection with business combination transactions

Other
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8-K

Report of unscheduled material events or corporate event

Current Reports
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8-K

Report of unscheduled material events or corporate event

Current Reports
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425

Filing of certain prospectuses and communications in connection with business combination transactions

Other
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