Dawson Geophysical Company
SEC Filing Keyword Search
| Filing date | Form | Description | Filing Group | View |
|---|---|---|---|---|
| 4 | Statement of changes in beneficial ownership of securities |
3,4,5
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| 4 | Statement of changes in beneficial ownership of securities |
3,4,5
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| SC 13G/A | An amendment to the SC 13G filing |
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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| POS EX | POS EX |
Registration Statements
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| 8-K | Report of unscheduled material events or corporate event |
Current Reports
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| 424B4 | Form of prospectus disclosing information facts events covered in both forms 424B1 424B3 |
Registration Statements
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| SB-2/A | Pre-effective amendment to an SB-2 filing |
Registration Statements
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| 8-K | Report of unscheduled material events or corporate event |
Current Reports
|
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