B |
2020-09-09 15:52:59.0 |
GEOSPACE TECHNOLOGIES CORP |
GEOS |
BlackRock Inc |
10.0% |
view |
S |
2020-07-15 13:06:45.0 |
GEOSPACE TECHNOLOGIES CORP |
GEOS |
Lemelson Capital Management LLC |
1.0E-5% |
view |
S |
2020-07-10 10:39:42.0 |
GEOSPACE TECHNOLOGIES CORP |
GEOS |
BlackRock Inc |
9.99% |
view |