Nierenberg Investment Management Company Inc. 13D and 13G filings for Geospace Technologies Corporation:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2020-08-26 5:14 pm Sale |
2020-08-24 | 13D | Geospace Technologies Corporation GEOS |
Nierenberg Investment Management Company Inc. | 552,765 4.000% |
-146,475 (-20.95%) |
Filing |
| 2020-05-27 5:15 pm Unchanged |
2020-05-26 | 13D | Geospace Technologies Corporation GEOS |
Nierenberg Investment Management Company Inc. | 699,240 5.100% |
0 (Unchanged) |
Filing |
| 2020-05-18 3:41 pm Purchase |
2020-05-15 | 13G | Geospace Technologies Corporation GEOS |
Nierenberg Investment Management Company Inc. | 699,240 5.100% |
303,906 (+76.87%) |
Filing |