GROUP ONE TRADING, L.P. - GLOBAL GEOPHYSICAL SVCS INC ownership

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GLOBAL GEOPHYSICAL SVCS INC's ticker is and the CUSIP is 37946S957.

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Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of GLOBAL GEOPHYSICAL SVCS INC
ValueSharesWeighting
Q3 2013$3,000
-40.0%
1,0000.0%0.00%–
Q2 2013$5,000–1,000–0.00%–
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Other shareholders

There were no reported owners of GLOBAL GEOPHYSICAL SVCS INC in Q4 2013.

NameSharesValueWeighting ↓
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