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