VANGUARD GROUP 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 |
| 2026-03-26 6:35 pm Sale | 2026-03-13 | 13G | GEOSPACE TECHNOLOGIES CORP COM GEOS | VANGUARD GROUP INC | 0 0.000% | -648,222 (Position Closed) | Filing |
| 2026-01-30 2:20 pm Purchase | 2025-12-31 | 13G | GEOSPACE TECHNOLOGIES CORP COM GEOS | VANGUARD GROUP INC | 648,222 5.020% | 13,759 (+2.17%) | Filing |
| 2025-10-30 3:19 pm Sale | 2025-09-30 | 13G | GEOSPACE TECHNOLOGIES CORP COM GEOS | VANGUARD GROUP INC | 634,463 4.940% | -31,522 (-4.73%) | Filing |
| 2024-02-13 5:06 pm Purchase | 2023-12-29 | 13G | GEOSPACE TECHNOLOGIES CORP COM GEOS | VANGUARD GROUP INC | 665,985 5.050% | 78,289 (+13.32%) | Filing |
| 2022-02-10 08:11 am Sale | 2021-12-31 | 13G | GEOSPACE TECHNOLOGIES CORP COM GEOS | VANGUARD GROUP INC | 587,696 4.550% | -155,710 (-20.95%) | Filing |