Geospace Technologies | SD: Specialized disclosure report
Geospace Technologies | 10-Q: Quarterly report
Geospace Technologies | 3/A: Initial statement of beneficial ownership of securities (Amendment)-Officer Kelley Richard James
Geospace Technologies | 3: Initial statement of beneficial ownership of securities-Officer Kelley Richard James
Geospace Technologies | 8-K: Current report
Geospace Technologies | 4: Statement of changes in beneficial ownership of securities-Director Miles Richard F
Geospace Technologies | 4: Statement of changes in beneficial ownership of securities-Officer Adams Robbin B.
Geospace Technologies | 144: Notice of proposed sale of securities pursuant to Rule 144
Geospace Technologies | 4/A: Statement of changes in beneficial ownership of securities (and amendment thereto)-Officer Adams Robbin B.
Geospace Technologies | 4: Statement of changes in beneficial ownership of securities-Officer Adams Robbin B.
Geospace Technologies | 144: Notice of proposed sale of securities pursuant to Rule 144
Geospace Technologies | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Disciplined Growth Investors, Inc.(11.19%)
Geospace Technologies | SC 13G: Statement of acquisition of beneficial ownership by individuals-The Vanguard Group(5.05%)
Geospace Technologies | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Gate City Capital Management, LLC(0%),Michael Melby(0%)
Geospace Technologies | 4: Statement of changes in beneficial ownership of securities-Director OWENS GARY D
Geospace Technologies | 10-Q: Quarterly report
Geospace Technologies | 4: Statement of changes in beneficial ownership of securities-Director JUMPER STEPHEN C
Geospace Technologies | 8-K: Current report
Geospace Technologies | 4: Statement of changes in beneficial ownership of securities-Director Ashworth Margaret
Geospace Technologies | 4: Statement of changes in beneficial ownership of securities-Director Giesinger Edgar R. JR.
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