DIMENSIONAL FUND ADVISORS 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 |
| 2025-01-23 3:55 pm Purchase |
2024-12-31 | 13G | Geospace Technologies Corporation GEOS |
DIMENSIONAL FUND ADVISORS INC | 649,933 5.100% |
105,293 (+19.33%) |
Filing |
| 2023-02-10 2:34 pm Sale |
2023-02-14 | 13G | Geospace Technologies Corporation GEOS |
DIMENSIONAL FUND ADVISORS INC | 544,640 4.200% |
-124,287 (-18.58%) |
Filing |
| 2022-02-08 3:52 pm Sale |
2022-02-14 | 13G | Geospace Technologies Corporation GEOS |
DIMENSIONAL FUND ADVISORS INC | 668,927 5.200% |
-84,889 (-11.26%) |
Filing |
| 2021-02-12 3:21 pm Sale |
2021-02-16 | 13G | Geospace Technologies Corporation GEOS |
DIMENSIONAL FUND ADVISORS INC | 753,816 5.500% |
-41,810 (-5.25%) |
Filing |