Geospace Technologies | 3/A:首次持股聲明(修正)-高管 Kelley Richard James
Geospace Technologies | 3:首次持股聲明-高管 Kelley Richard James
Geospace Technologies | 4:持股變動聲明-董事 Miles Richard F
Geospace Technologies | 4:持股變動聲明-高管 Adams Robbin B.
Geospace Technologies | 4/A:持股變動聲明(修正)-高管 Adams Robbin B.
Geospace Technologies | 4:持股變動聲明-高管 Adams Robbin B.
Geospace Technologies | SC 13G/A:超過5%持股股東披露文件(修正)-Disciplined Growth Investors, Inc.(11.19%)
Geospace Technologies | SC 13G:超過5%持股股東披露文件-The Vanguard Group(5.05%)
Geospace Technologies | SC 13G/A:超過5%持股股東披露文件(修正)-Gate City Capital Management, LLC(0%),Michael Melby(0%)
Geospace Technologies | 4:持股變動聲明-董事 OWENS GARY D
Geospace Technologies | 4:持股變動聲明-董事 JUMPER STEPHEN C
Geospace Technologies | 4:持股變動聲明-董事 Ashworth Margaret
Geospace Technologies | 4:持股變動聲明-董事 Giesinger Edgar R. JR.
Geospace Technologies | 4:持股變動聲明-董事 Miles Richard F
Geospace Technologies | 4:持股變動聲明-董事 DAVIS THOMAS L
Geospace Technologies | SC 13G/A:超過5%持股股東披露文件(修正)-Tieton Capital Management 20-2956186(5.6%)
Geospace Technologies | 3:首次持股聲明-董事 JUMPER STEPHEN C
Geospace Technologies | 4:持股變動聲明-高管 Wheeler Walter R.
Geospace Technologies | 4:持股變動聲明-首席財務官 Curda Robert L.
Geospace Technologies | 4:持股變動聲明-執行副總裁 Adams Robbin B.
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