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 | |
| 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 | |
| 10KSB | Annual report filed by small businesses |
Annual Filings
|
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| 4 | Statement of changes in beneficial ownership of securities |
3,4,5
|
View HTML | |
| 3 | Initial filing by director officer or owner of more than ten percent. |
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 |